Commit Graph
110 Commits
Author SHA1 Message Date
bvandeusenandClaude Opus 5.5 e17556dce9 feat: Lidarr searches for a better copy of a rip that has none (M498 #5447)
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The operator chose option 2: an album holding a video rip that is the only
copy of its song is searched in Lidarr (AlbumSearch), at most once a week
and ten albums a pass. Lidarr grabs only when the quality profile allows an
upgrade, so nothing is removed and the rip stays held back either way.

- lidarr.Client.SearchAlbums posts the AlbumSearch command.
- ListAlbumsWithSoleCopyRips finds the albums: a held-back rip with no
  present clean copy sharing its song or its pending group, and not searched
  in the last week (audit action lidarr_rip_search).
- Suspect sources shows when Lidarr last searched the track's album.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 22:32:30 -04:00
bvandeusenandClaude Opus 5.5 d59b7fdc2a fix(test): the mix-writer test reaches oneCopyPerSong through export_test; suspect fixtures carry the verdict (M498 #5439)
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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 22:17:17 -04:00
bvandeusenandClaude Opus 5.5 53eb954c86 feat: video rips and stray copies handle themselves (M498 #5439)
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- The resolver also merges cross-release and mismatch groups where Lidarr
  maps exactly one copy: the others fulfil nothing, so removing them opens no
  hole (D-a rule 1). That covers a rip beside the clean copy on another
  release and a wrong-file import Lidarr holds unmapped. With two or more
  mapped copies each fulfils its own release and nothing is removed.
- A track whose file name carries a video-rip marker is held back from radio
  and the system mixes (tracks.source_verdict, migration 0077). It still plays
  when chosen. A renamed file is released; the operator's "fine" sticks.
- Suspect sources shows what was done to each track, with "This one is fine"
  and "Hold back again" (PUT /api/admin/library/suspect-sources/{id}).
- The Liked list prefers a copy that is not held back.

Replacing a rip that has no clean copy is left for the operator to decide.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 22:13:37 -04:00
bvandeusenandClaude Opus 5.5 4ecff52f19 feat: duplicates resolve themselves where Lidarr says it is safe (M498)
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The duplicate sweep proposed 4,197 groups and every one waited for the
operator. Most are safe to settle, and Lidarr defines what safe means: it
maps one file to each track of the release it monitors and downloads any
mapped file that disappears. Deleting a mapped copy opens exactly the hole
the operator saw Lidarr fill.

Classify (#5435)
- Migration 0075: duplicate_groups.class (same_release, cross_release,
  mismatch, review), resolve_note, resolved_automatically;
  duplicate_group_members.lidarr_state (tracked, unmapped);
  fingerprint_settings.auto_resolve; notification kind
  duplicates_resolved with both kind CHECKs swapped (rule 36).
- library.ClassifyDuplicateGroup, with MatchTitleKey dropping featuring
  credits, remaster notes and video-rip markers, and keeping live, demo,
  remix and instrumental. The rip markers move from api to library.

Choose the copy to keep (#5436)
- ProposeSurvivor ranks the copy Lidarr maps first, then tag fit (a
  clash-free track number, no rip marker in the name, an MBID), then the
  quality rules. File size picked the wrong Humanz copy in 6 of 21 groups.

Act (#5437)
- An hourly resolver pass reads Lidarr's unmapped files, matched by the
  last three path components, and records each copy's state.
- Same album, with at most one copy mapped: merged into the mapped copy.
  The merge is guarded, so a mapped copy can never be removed
  (MergeDuplicateGroupGuarded, ErrCopyTrackedByLidarr).
- Same album, every copy mapped: the monitored release lists the song
  twice (Humanz's 14x12" box set). The pass moves Lidarr to the release
  that lists each song once and best covers what is on disk. It never
  picks one covering less, and is capped at 10 albums per pass.
  - Fixed point (lesson #4183): the chosen release no longer repeats.
  - The album is left alone for 24h while Lidarr rescans, so "every copy
    unmapped" mid-rescan is never read as licence to merge.
- Both actions are audited with no actor and summarised to admins. The
  operator can switch them off in the Fingerprinting card (rule 25).
- Manual merges use the same guard: 409 copy_tracked_by_lidarr, or 503
  lidarr_unavailable when Lidarr cannot say.

Web
- Duplicates gets tabs: Needs review, Across releases, Resolved
  automatically. Each loads as you scroll (rule 172), replacing the
  pager.
- Each copy says whether Lidarr uses it.
- The resolver's note shows on each group.
- The merge confirm blocks, before sending, a merge that would remove
  the copy Lidarr uses.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 21:49:37 -04:00
bvandeusenandClaude Opus 5.5 8bd2f66416 fix(web): missing files show greyed in track lists and never enter the queue (#5418)
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TrackRef gains the unavailable flag the server already sends on album
detail and search. TrackRow greys such a row with '· File missing' and
hides like, radio, add and the menu, as playlist rows already do. Every
player-store entry point (playQueue, enqueue, play next, and a refetched
mix) drops missing files; playQueue keeps the chosen track as the start.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 17:28:36 -04:00
bvandeusenandClaude Opus 5.5 2205b2927b test: fix the Suspect sources tests CI rejected (#5410)
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- staticcheck QF1001: the nil-vs-empty check in TestSourceMarkersFor is
  now an early continue instead of a negated conjunction.
- The page test mocks #lib/api/admin.js whole, so suspectSourcesNextOffset
  was undefined there. Its test moves to admin.suspect-sources.test.ts,
  beside admin.scan.test.ts, against the real module.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 15:56:18 -04:00
bvandeusenandClaude Opus 5.5 3f0540cb7a feat: admin Suspect sources report, for files named like video rips (#5410)
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Humanz turned out to be YouTube rips: "(Official Video)", "Visualizer", a
reaction video filed as a song, junk disc numbers (#5401). The library holds
about 200 more files named the same way. This report lists them, grouped by
folder like Missing files, with the markers each file name carries.

- GET /api/admin/library/suspect-sources: one marker list in Go builds both
  the Postgres ~* filter and each row's labels, so they cannot drift.
  Basename only; missing files are left out.
- Markers calibrated on the live library: "live in/at" dropped (real live
  albums), "reaction" narrowed (it caught "Chain Reaction").
- Admin tab "Suspect sources", read-only, loads as you scroll; a folder split
  across pages is joined back into one.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 15:51:01 -04:00
bvandeusenandClaude Opus 5.5 94a9c8cbe3 chore(deps): SvelteKit 3 with adapter-static 4 and TypeScript 6, full-tree npm audit (#5021)
Merges Renovate's kit 3 (PR #149) and adapter-static 4 (PR #148) bumps,
plus the migration they need. The mechanical part is `sv migrate
sveltekit-3`, run one task at a time and reviewed:

- svelte.config.js is gone. Its options move into sveltekit() in
  vite.config.ts, exported as kitOptions so vitest.config.ts runs the
  same kit setup, including the $test-utils alias the tests import.
- $lib becomes #lib through package.json "imports". There is no
  src/lib/index, so only the "#lib/*" entry is kept.
- tsconfig extends $app/tsconfig.
- Peer floors raised to kit 3's requirements: svelte ^5.57.1, vite
  ^8.0.12, svelte-check ^4.7.5.

By hand, from the codemod's list of non-automated tasks:

- goto's replaceState option is now replace; keepFocus becomes
  reset: false. For the search typeahead, reset: false also stops the
  scroll-to-top, which is wanted while typing.
- The test setup mocks drop pushState/replaceState and $app/paths
  base/assets, which kit 3 removed, and mock refreshAll in place of
  invalidateAll.
- The other flagged files only read page.url or goto internal routes,
  so they needed no change.

TypeScript goes to ^6, not the ^7 Renovate offers: kit 3 declares
typescript ^6 as a peer and svelte-check 4.7 accepts ^5 || ^6. Move to
7 once both accept it.

With Tailwind 4 and kit 3 in, `npm audit` on the whole tree reports 0,
so the web lane now audits every dependency rather than only what
ships to browsers.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 10:50:39 -04:00
bvandeusenandClaude Opus 5.5 63709a433d feat(notifications): grouped email digest, new music as a daily summary (#5346)
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Nothing is emailed per event. New music (request_completed) goes out at
most once a day, at the summary hour in each user's own timezone, grouped
by artist. Everything else is batched: one email a window after the first
un-emailed item, holding whatever accumulated.

- Migration 0074: notification_email_settings (summary hour, batch window,
  admin-configurable) and user_notification_email_state (batch start, last
  sent, failures and retry_after per user and group). Existing rows are
  stamped emailed so the upgrade sends no backlog.
- The Notifier stamps emailed_at at write time when the recipient's email
  channel is off, so turning email on later doesn't send old items.
- Read rows are never selected. A row is stamped only after the mailer
  accepts, in one transaction with the state, against the read's clock, so
  a coalesced row updated mid-send stays pending.
- A failed send backs off 5m doubling to 6h; SMTP not configured just waits.
- Links come from the public address; without one the email has none.
- The mailer now RFC 2047-encodes subjects and strips line breaks from them.
- Admin → Integrations gains a Notification emails card.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 07:48:22 -04:00
bvandeusenandClaude Opus 5.5 87f8ed6147 feat(web): notification settings per kind and channel (#5345, web half)
- A Notifications section on Settings has a row per kind and a toggle
  each for Inbox, Phone and Email. Labels are short, menu-style.
- Admin kinds sit under "Library health", for admins only.
- Toggles are optimistic and send only the kind and channel touched. A
  failed save reverts unless something newer has happened (snippet
  #5106's generation counter).
- With the inbox off, phone and email are disabled: they ride on it.
- When email isn't usable, one line says why. With no address it links
  to the profile. With no SMTP an admin gets a link to Integrations and a
  listener is simply told. Saving the profile refreshes the settings so
  the line clears.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 07:25:31 -04:00
bvandeusenandClaude Opus 5.5 956058d4a0 feat(web): notifications bell, unread badge and inbox panel in the header (#5342)
- The bell sits between search and the user menu. Its badge is
  parchment on obsidian, not the accent, which the house style keeps
  off general chrome. It counts up to 9, then shows 9+.
- The panel lists the server-rendered title, body and relative time,
  newest first, with unread rows marked. Clicking a row marks it read
  and opens its link. "Mark all read" appears while anything is unread,
  and an empty inbox says "Nothing waiting for you."
- createNotificationsQuery and createUnreadCountQuery poll every 60s
  while the tab is visible. The `notification.created` live event
  invalidates ['notifications'] so the badge and list refresh promptly.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-08 07:23:32 -04:00
bvandeusenandClaude Opus 5.5 03e07e7c66 fix(web): send the empty body api.post requires for AcoustID run-now (M401 #3922)
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svelte-check on 0a7f7883: api.post takes a body. Every other body-less POST
in the client passes {}.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 23:42:25 -04:00
bvandeusenandClaude Opus 5.5 0a7f788390 feat(web): AcoustID card on Integrations — key, threshold, coverage by source (M401 #3922)
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The card takes the slot of the unimplemented "MusicBrainz overrides"
placeholder. Rows:
- the on switch
- a write-only key field (the stored key is never sent back), with a
  link to register an application
- the minimum score (0.5 to 1)

Below them, recording-id coverage reads as a column: from tags, looked
up, none, and of the none how many are waiting, no match, ambiguous or
failed. There is a "Look up now" button and a folded list of the tracks
the lookup could not settle.

Off, keyless and stopped-short passes are each a visible state with the
reason (rule 164).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 23:29:34 -04:00
bvandeusenandClaude Opus 5.5 f34423a0e0 feat: leveled FLAC stream for Sonos/UPnP speakers (M464 #5001)
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Speakers fetch their own audio, so the phone cannot level it. A cast
token minted with level=true (and the client's asAlbum, which only the
queue holder knows) now returns GET /api/tracks/{id}/leveled.flac: the
track rendered by ffmpeg at the user's gain (volume=XdB, plus
alimiter at -1 dBFS for a limiter-mode boost), metadata stripped, FLAC
at 16 or 24 bits and at most 48 kHz. The gain is computed server-side
from the user's preference and the stored loudness, carried as
?g=<centi-dB>&lim=0|1 and signed into the token, so an edited URL does
not verify. Unity gains get the plain stream.

Renders are written beside the cache file and renamed in, keyed by the
source's size and mtime, coalesced per file (singleflight, detached
from the requesting speaker so a retry finds the render running),
started at mint time so the fetch finds them ready, and evicted least
recently used past leveled_cache_mb, a new admin setting (migration
0068, Loudness analysis card).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 19:31:07 -04:00
bvandeusenandClaude Opus 5.5 38290bf8f9 feat(web): level playback by the user's normalization preference (M464 #4999)
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Cuts go through element.volume. Boosts route the element through a Web
Audio GainNode and a DynamicsCompressor (a -1 dBFS limiter in limiter
mode, a pass-through otherwise), built only when a track wants a boost
and only once an AudioContext is confirmed running; iOS never gets the
graph. Auto mode takes album gain when a queue neighbour is from the
same album in track order. Gains are fetched for the next 50 tracks as
the queue moves, with a 10s deadline. The prefetch element is untouched.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 18:21:41 -04:00
bvandeusenandClaude Opus 5.5 af36b2f24a feat: per-user volume leveling preference, synced across devices (M464 #4998)
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Mode (off, auto, track, album), target (-18, -16, -14 LUFS) and boost
(within headroom, or fully with a limiter), stored per user on the server
so the web player, the Android app and casts apply the same one.

- Server: user_normalization_prefs (migration 0067), GET/PUT
  /api/me/normalization; a whole-body PUT, validated, last write wins.
- Web: Settings > Playback > Volume leveling. Saves at once, restores the
  old choice if the save fails, and caches the value for the player.
- Android: Settings card. The device keeps a copy for offline playback
  (Room v9 with an explicit migration, so the upgrade wipes nothing).
  Writes are offline-first: shown at once, PUT best effort, queued on
  failure (NORMALIZATION_SET, collapsed to the newest). A refresh never
  overwrites a change still queued.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 14:29:40 -04:00
bvandeusenandClaude Opus 5.5 f3196b3443 feat(library): measure every track's loudness in the background (M464 #4995)
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The first step of loudness normalization: the server measures each track
with ffmpeg's EBU R128 filter (true peak, mono as dual mono) and stores the
integrated loudness, true peak and loudness range in track_loudness
(migration 0065).

It also keeps a histogram of the 400 ms gating blocks at 0.1 LU, so album
loudness can be computed exactly later with no second decode (#4996). The
histogram reproduces ffmpeg's own figure (-10.68 against -10.7 on the
captured fixture), and the analyzer logs a warning if the two ever drift.

- A background worker, cloned from the fingerprint backfill, measures every
  track, new ones included. Measuring inline in the scan was dropped: the
  analysis decodes the whole file, and a large import could pass the scan's
  one-hour stuck threshold. The scan only deletes a changed file's
  measurement; the worker ticks every 10 minutes.
- Timeouts, the cancel/missing-binary split and settled verdicts follow the
  fingerprint runner. Silence and undecodable files are stored as verdicts;
  stalls are retried. The deadline scales with track length.
- loudness_settings (enabled, files at once) and an admin card with the
  coverage gauge, under GET/PUT /api/admin/library/loudness-settings and
  GET /api/admin/library/loudness.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 13:01:01 -04:00
bvandeusenandClaude Opus 5.5 edd9a3a6db fix(auth): the Subsonic password is generated, never the login password (M462 #5026)
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`minstrel admin reset-password` copied the new login password into
subsonic_password, which is stored in plain text because Subsonic t/s
sign-in needs it. Every account recovered through the CLI had its login
password readable in the database, and changing the password later left
the copy behind.

- reset-password now changes only password_hash.
- Migration 0064 clears every subsonic_password, removing the copies.
- Settings gets a Subsonic password card: the server generates a random
  password, shows it once, and it can be regenerated or turned off
  (GET/POST/DELETE /api/me/subsonic-password, audited). Generated rather
  than user-chosen so it can never be a reused password.
- docs/security.md describes the separate password instead of the known
  issue.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 10:54:30 -04:00
bvandeusenandClaude Opus 5.5 327d49428f feat(auth): store Subsonic API keys hashed; a new key is shown once (M462 #4983)
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users.api_token held each user's apiKey in plaintext and was looked up by
equality, so a leaked row or backup handed out working keys. Migration
0063 replaces it with api_token_hash (sha256, hex), computed in place
from the existing keys so every Subsonic client keeps working.

The key can no longer be read back: GET /api/me/api-token is gone, and
POST returns the new key once. Settings shows it right after Regenerate
with a copy button and a "won't be shown again" note.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 09:42:35 -04:00
bvandeusenandClaude Opus 5.5 46194a609d fix(auth): build password-reset links from an operator-set public address, never the Host header (M462 #4981)
test-go / test (push) Successful in 1m29s
test-web / test (push) Successful in 1m37s
release / Build + push container image (push) Canceled after 0s
release / Verify release artifacts (tag releases only) (push) Canceled after 0s
test-go / integration (push) Canceled after 2m45s
release / Build signed APK (releases and dev) (push) Canceled after 3m40s
buildResetURL used r.Host and r.TLS, so a forgot-password request with a
forged Host emailed the victim a real reset token on a link to the
attacker's server. Links now come only from network_settings.public_url
(migration 0062), and no reset email is sent while it is empty; the response
stays the same opaque 200 and the log says why.

The address is set on a new "Public address" card under Admin → Integrations,
which offers the page's own origin and warns while unset. PUT
/api/admin/network-settings takes either field alone, so the proxy card and
this one can't overwrite each other.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 09:32:10 -04:00
bvandeusenandClaude Opus 5.5 3bfddd0862 feat(auth): throttle login, register, password reset and Subsonic auth failures (M462 #4976)
test-go / test (push) Successful in 1m54s
test-web / test (push) Successful in 1m34s
test-go / integration (push) Successful in 4m56s
android / Build + lint + test (push) Successful in 5m41s
release / Build signed APK (releases and dev) (push) Successful in 5m52s
release / Build + push container image (push) Canceled after 0s
release / Verify release artifacts (tag releases only) (push) Canceled after 0s
Every password-shaped check was mounted bare, so guessing was limited only
by bcrypt cost. A shared in-memory AttemptLimiter now sits in front of them:

- login: 10 failures per account and 50 per address per 15 min, checked
  before the user lookup and bcrypt; 429 with Retry-After. A success clears
  the account's count but not the address's.
- unknown usernames run a dummy bcrypt compare, so timing no longer says
  which accounts exist.
- register: 10 per address per hour; forgot-password: 5 per address and 3
  per email per hour (applied whether or not the email matches); reset: 20
  failed tokens per address per 15 min.
- Subsonic /rest: same limits as login, counting only wrong credentials,
  since clients authenticate on every request.

Web login, register, reset and forgot-password screens say how long to
wait; web and Android carry copy for the rate_limited code.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 08:28:29 -04:00
bvandeusenandClaude Opus 5 077ae61235 feat(admin): fingerprinting settings — on/off, length, match threshold, concurrency, sweep interval (M400 #3913)
test-go / test (push) Failing after 44s
test-web / test (push) Successful in 49s
test-go / integration (push) Failing after 2m42s
release / Build + push container image (push) Canceled after 0s
release / Verify release artifacts (tag releases only) (push) Canceled after 0s
release / Build signed APK (releases and dev) (push) Canceled after 4m8s
Rule 25: the fingerprinting knobs move out of source into a DB-backed
singleton (migration 0061), edited from a card on the Duplicates page and
shared live with the scanner, the backfill and the duplicate sweep through
one service instance, so a save needs no restart.

The length is the knob that can silently break the library: prints taken
at two lengths never match. Each track_fingerprints row now records the
length it was taken at, and every reader filters on the current one — the
backfill treats another length as stale, the gauge counts it pending, the
sweep never streams it. Equivalent to a version bump, except that setting
the length back makes rows not yet redone current again. The card warns
before a length change re-fingerprints the library.

Off stops every decode: the scan takes only the stream hash (a demux, and
what recognises a moved file) and stores nothing, dropping a changed file's
stale row; the backfill idles. A save also makes a sweep due, since a new
threshold or length changes what the same prints group into, and the sweep
interval gains slack so an hourly interval on an hourly tick doesn't skip
every other tick.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SQ31KQpYbStyK5y58UmPLH
2026-09-11 17:53:55 -04:00
bvandeusenandClaude Opus 5 11ef044ef6 feat(library): merge duplicates without losing history (M400 #3911)
test-web / test (push) Successful in 57s
test-go / test (push) Successful in 1m16s
test-go / integration (push) Successful in 3m39s
release / Build signed APK (releases and dev) (push) Successful in 4m46s
release / Build + push container image (push) Successful in 26s
release / Verify release artifacts (tag releases only) (push) Skipped
Merge keeps one copy of a duplicate group and removes the rest. Every
table that references tracks does so ON DELETE CASCADE, so deleting a
duplicate's row outright would silently destroy its likes, plays,
playlist entries and tags. The merge moves all of that onto the kept
copy first, then deletes the empty row.

In one transaction, holding a lock on the group:
- repoints play_events, skip_events, contextual_likes, playback_errors,
  lidarr_requests.matched_track_id and playlist_tracks. The last is
  keyed by position, so every entry stays where it was.
- merges general_likes one per user, dated to the earlier like
- takes the union of track_tags, keeping the kept copy's own weight on
  a shared tag
- rewrites track_similarity onto the kept copy, dropping edges that
  would point a track at itself and keeping the kept copy's existing
  edge on a collision
- lets the kept copy take a recording MBID only the removed copy had
- deletes the removed copies' rows, tidies emptied albums and artists,
  marks the group merged
- logs sync changes: track deletes, and like and playlist-track
  delete/upsert pairs

The removed copies' files are deleted first, before any row changes,
through the same helper as DeleteTrackFile (now shared, along with the
album tidy-up). A merge that left the file behind would be undone by
the next scan re-importing it. An unwritable library answers 409
library_not_writable and nothing changes.

tracks.Service.MergeDuplicates wraps it with the opt-in Lidarr unmonitor
from RemoveTrack, skipped when the removed copy is a second file of the
kept copy's own album track: unmonitoring that would stop Lidarr
managing the kept file. It writes a duplicate_merge audit row after
commit, per the audit package's best-effort contract, naming both
paths.

POST /api/admin/library/duplicates/{id}/merge takes an optional
survivor_track_id (the report's proposal otherwise) and unmonitor.

On the report page:
- each copy gets a Keep choice, defaulting to the proposed one
- Merge needs a second click, on a button that says how many files it
  removes, with the consequence stated beside an opt-in Lidarr checkbox

Integration tests cover:
- every piece of history landing on the kept copy exactly: likes
  deduped at the earlier time, plays and skips counted, playlist
  position unchanged, tags unioned, similarity rewritten with no
  duplicate or self-edge, MBID inherited
- the removed file gone, and a second merge refused
- an unwritable file leaving likes, plays, row and group untouched
- a survivor outside the group refused

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SQ31KQpYbStyK5y58UmPLH
2026-09-11 17:25:06 -04:00
bvandeusenandClaude Opus 5 ff493a8c7d feat(admin): the duplicates report — review proposed duplicate groups (M400 #3912)
test-web / test (push) Successful in 52s
test-go / test (push) Successful in 1m9s
test-go / integration (push) Successful in 3m31s
release / Build signed APK (releases and dev) (push) Successful in 4m32s
release / Build + push container image (push) Successful in 24s
release / Verify release artifacts (tag releases only) (push) Skipped
A new admin tab, Duplicates, beside Missing files: the proposals from
the duplicate sweep, with a Sweep now trigger and a Not duplicates
dismissal. Nothing on it merges or deletes; the merge is #3911.

Each group shows:
- whether it is identical audio or the same recording, with a match
  percentage from the weakest link between members
- every copy's format, size, duration, path, and the likes and plays
  it carries (every user's; this is admin-only, and it is what decides
  which copy to keep)
- the copy proposed to keep, and the rule that chose it

The survivor rule is library.ProposeSurvivor, a pure function the
merge will reuse: lossless over lossy, then the larger file, then the
copy in the library longest, then lowest id. Bitrate is not in it
because the scanner never fills tracks.bitrate, and for one recording
at one duration a larger file is the higher bitrate. m4a is not counted
as lossless: it may be AAC. The reason names the rule that separated
first place from second, not every rule the winner passed.

An empty report has three causes, and the page says which: still
fingerprinting, the sweep has never run, or it ran and found nothing.
The sweep's state and the backfill's progress come back with the groups
for that reason. Groups left with fewer than two members since the
sweep are not shown.

GET /api/admin/library/duplicates, POST .../sweep (202, or 409
sweep_in_progress), POST .../{id}/dismiss (404
duplicate_group_not_pending when already resolved).

Migration 0060 indexes play_events by track_id. Its only indexes led
with user_id, so each copy's play count, and the merge's repointing of
play history, would scan the whole table.

Web only, like Missing files: Android has no library-health admin
screens.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SQ31KQpYbStyK5y58UmPLH
2026-09-11 17:11:11 -04:00
bvandeusenandClaude Opus 5 b8855b480f feat(library): backfill fingerprints for the existing library — M400 #3908
test-web / test (push) Failing after 50s
test-go / test (push) Successful in 1m7s
test-go / integration (push) Successful in 3m27s
release / Build + push container image (push) Canceled after 0s
release / Verify release artifacts (tag releases only) (push) Canceled after 0s
release / Build signed APK (releases and dev) (push) Canceled after 4m23s
The scan fingerprints only bytes it has not seen, so everything imported
before fingerprinting existed, and any row derived by an older
fingerprintVersion, needs a pass of its own.

That pass is a background worker, not a stage in RunScan. RunScan runs
at boot and then every 12h, and an in-flight scan older than an hour is
reaped and a second started beside it. A stage would have to stop inside
the hour: a few hundred decodes a run, so about a month for a 50k-track
library. It would also hold the run in flight and answer manual
rescans with 409 while it worked.

FingerprintBackfillWorker runs once at start, then hourly. Nothing a
pass does (error or panic) can stop the next tick. A pass walks tracks
with no fingerprint or a stale version, skipping missing tracks,
keyset-paged on id. The cursor is what lets a pass end: an inconclusive
attempt writes no row, so a file that keeps timing out would otherwise
be re-listed and retried forever. Two decodes at a time, deliberately:
they compete with transcoding for CPU and with streaming for the mount.

storeFingerprint is now one package function shared by the scan and
the worker, and reports whether the attempt was fingerprinted,
rejected, inconclusive or failed to store.

Progress is a live gauge on the Admin scan card, served by
GET /api/admin/library/fingerprints: fingerprinted / rejected / pending
of total, with missing tracks excluded so it can reach the end.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SQ31KQpYbStyK5y58UmPLH
2026-09-11 14:56:18 -04:00
bvandeusenandClaude Opus 5 d7a8e5f300 fix(library): a track delete that cannot remove its file deletes nothing — #3918
test-go / test (push) Failing after 55s
test-web / test (push) Successful in 56s
test-go / integration (push) Failing after 4m50s
android / Build + lint + test (push) Successful in 5m52s
release / Build signed APK (releases and dev) (push) Successful in 6m5s
release / Build + push container image (push) Successful in 1m14s
release / Verify release artifacts (tag releases only) (push) Skipped
Two delete paths had opposite failure policies. tracks.RemoveTrack
logged a failed os.Remove and deleted the row anyway, which CASCADEs
likes, plays, playlist memberships and tags, while the file survived
for the next scan to re-import as a stranger. library.DeleteTrackFile
stopped correctly but reported it as a bare 500 nobody could read.

One path now: library.DeleteTrackFile removes the file first and, on
anything but ErrNotExist, returns *FileRemoveError with nothing
deleted. Only then does it delete the row and tidy an emptied album
and artist in one transaction, log the sync change and clear orphaned
artist art. RemoveTrack calls it, which also fixes RemoveTrack never
logging a sync change. Quarantine Delete file now tidies emptied
albums and artists too.

Both endpoints answer an unwritable library (EROFS, EACCES, EPERM) with
409 library_not_writable. The message names the directory (removal
writes to the parent), the uid:gid the server runs as, and that
nothing was deleted. Other remove errors are 500 file_delete_failed
with the path.

The reachable surface is quarantine Delete file, which failed
silently: no copy for the code on either client, and Android swallowed
the exception so the row just reappeared. Web and Android now have
copy for both codes and append the server message for exactly those
two. Android's quarantine screen shows it in a snackbar.

DELETE /api/admin/tracks/{id} has had no client since f7278f24, which
kept it on purpose for a safer admin surface, so its history loss was
latent. Fixed rather than removed.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SQ31KQpYbStyK5y58UmPLH
2026-09-11 14:23:01 -04:00
bvandeusenandClaude Opus 5 f367eeaa9d fix(recommendation): Songs-like gets its own profile so it stops wandering
test-web / test (push) Successful in 1m7s
test-go / test (push) Successful in 1m31s
test-go / integration (push) Failing after 4m21s
release / Build signed APK (releases and dev) (push) Successful in 5m11s
release / Build + push container image (push) Successful in 1m52s
release / Verify release artifacts (tag releases only) (push) Skipped
Operator, 2026-09-10: "when I play it I'm expecting to get a consistent
sound and style from the experience... I was getting a seeming wide variety
of music from each one when I was hoping to stay in a certain neighborhood."

Songs-like shared the `daily_mix` weight profile with For-You, and that
sharing WAS the bug. The two surfaces want opposite things: For-You answers
"what will they enjoy today" and is supposed to roam; Songs-like answers
"what sounds like THIS". Under one profile the broad answer wins.

The arithmetic, from the shared weights:

    unrelated track, liked, not played recently → 1.0 + 2.0 + 1.0 = 4.0
    PERFECT similarity match, not liked         → 1.0 + 1.5       = 2.5

Liking something outranked sounding like the seed, because LikeBoost (2.0)
exceeded SimilarityWeight's whole range (1.5) and TasteWeight (1.5, and
seed-INDEPENDENT) matched it outright. Under the new profile the same pair
scores 5.00 vs 2.00.

Two levers, because either alone leaves the other's failure intact:

POOL. Songs-like now takes its own CandidateSourceLimits. The default gave
~29% of candidates a sim_score of literally zero — `taste_overlap` and
`random_fill` are both `0.0::float8` in recommendation.sql, seed-independent
by construction. Same total pool size; composition shifts to arms that
measure distance from the seed, LBSimilar doubled.

WEIGHTS. A third profile beside radio and daily_mix, DB-backed and live per
rule 25, with the property that similarity's range exceeds the combined
range of every seed-independent differentiator — so a closer match cannot
be beaten on likes, freshness and taste alone, while tracks within ~0.39
similarity of each other still get ordered by what the user likes.

Rule 131 changed the pool design mid-way and for the better. Zeroing the
two seed-independent arms was the first instinct and is exactly the
vanish-or-nothing shape that rule forbids: a seed with thin ListenBrainz
coverage would yield a short mix or none. They are the tier-3 FLOOR — cut
hard, never removed — and the weights keep them at the bottom of the
ranking rather than out of the pool. "A few tracks further from the seed
than we'd like" beats "no playlist".

Caught while wiring it: switching only pickTopN's final Score would have
been nearly INERT. scoreAndSortCandidates does the selection sort, and the
caller caps and truncates in that order — so the playlist would still have
been chosen by daily_mix and merely relabelled with songs_like numbers. It
now takes the profile as a parameter, and each surface passes its own.

Also corrects the daily_mix card's blurb, which claimed Songs-like as one
of its surfaces and no longer is.

Guards pin behaviour rather than the numbers, since numbers get retuned:
that similarity beats an unrelated liked track, that daily_mix still
DOESN'T (or the split buys nothing), that the tier-3 floor is non-zero,
and that the UI card shows its own values rather than falling back. Each
falsified against its named regression first.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SQ31KQpYbStyK5y58UmPLH
2026-09-10 20:51:15 -04:00
bvandeusen 414dfb23b6 feat: show what re-acquisition has done, per folder — #2527
test-web / test (push) Failing after 42s
test-go / test (push) Successful in 1m0s
test-go / integration (push) Successful in 5m3s
Completes milestone #290. The sweeper has been running and the settings
have been editable, but the list itself said nothing about either, so
the only way to tell "not tried yet" from "asked twice and nothing came
back" was to go and read the Requests queue.

Each folder now carries its album's attempt record: how many times, when
last, when next -- or that it gave up, with the reassurance that a file
coming back and going missing later starts the process over. Null when
nothing has been attempted, which is the common case for a folder that
just went missing and would be noise on every row.

next_attempt_at is computed, not stored. The schedule is a function of
the attempt count and the current settings, so persisting it would go
stale the moment an operator edited the backoff -- and the card lets
them do exactly that.

Needed a forward-looking formatter. relativeTime deliberately collapses
a future timestamp to "just now" (pinned by its own test) because that
is the right answer for a clock-skewed past event; it is the wrong one
for a scheduled future attempt, which would have rendered "next just
now". timeUntil is its companion rather than a sign-aware rewrite: the
two read differently in the same sentence -- "last tried 3d ago, next in
4h" -- and a test asserts they disagree about the future on purpose, so
nobody later "fixes" the divergence.

The state lookup is one batched query for the whole page and best-effort:
this is context on a list whose real job is showing what is missing, so
a failure leaves the groups bare rather than failing the page. The
settings service is read with a nil guard falling back to the shipped
defaults, since contexts that wire routing without services exist and a
backoff projection is not worth a nil-pointer panic (rule #48).
2026-08-17 00:19:48 -04:00
bvandeusen 952132714e feat(web): re-acquisition settings card on the missing-files page — #2527
test-web / test (push) Successful in 34s
Rule #27: the sweeper has been running since bab9b168 with no way to see
or change what it does. This is the half that makes it a feature.

Placed above the list it governs rather than under Integrations. An
operator looking at missing files is exactly the person deciding what
should happen to them; Lidarr is the mechanism, not the subject, and
separating the policy from the problem would mean finding one to
understand the other.

The card states the retry schedule the numbers add up to -- "6h -> 12h
-> 24h" -- because the fields are meaningless individually. "First retry
gap: 6" tells you nothing until you know it doubles and where it stops,
and an operator should not have to simulate the algorithm to predict it.
It recomputes as they type, including the clamp.

It also states the unnameable-album count with its reason. Those albums
will never produce a request no matter how long they sit in the list
below, because Lidarr cannot be asked for a release MusicBrainz cannot
name. Watching rows never move with no explanation is how a working
feature gets reported as broken.

Save errors surface the server's own message. The Go layer validates the
same ranges the CHECKs enforce and names the field, so the operator
reads "grace_hours must be 1-720" rather than a generic failure.

The dirty check compares only the stored fields: unnameable_albums is
server-computed, and including it would make the form look edited
whenever the library changed underneath.

Nine tests, including the schedule clamp, the disabled-until-dirty Save,
the surfaced validation message, and a failed load offering a retry
instead of an empty card. The existing missing-files page suite gains a
stub for the card's own settings fetch -- it mocks the whole admin API
module, so the card's imports would otherwise be undefined at mount.
2026-08-17 00:13:20 -04:00
bvandeusen 8d1f2674fd feat(web): admin page for files the library has lost — #2527
test-web / test (push) Failing after 32s
Renders GET /api/admin/library/missing under Admin -> Missing files.
Folder-grouped, because that is the unit an operator decides about: the
case behind #2523 was three reorganised albums, and forty individual
rows hides that it is really three decisions.

Each row leads with the fact that settles whether a missing file is
worth chasing -- "last played 2d ago" against "never played". The group
header carries how many tracks and how long they have been gone.

Read-only. No remove button anywhere: the row, its play history and its
likes survive a file going missing, and the scanner clears the mark by
itself when the file returns (or adopts the row if it returns renamed,
#2528). The page says so in its own copy rather than leaving the
operator to infer it.

Empty state explains the feature instead of the emptiness -- what puts a
row here (moved outside Minstrel, deleted, a drive that didn't mount)
and that rows leave on their own. Someone who has never seen this page
should not have to guess.

Paging follows the house pattern -- plain offset into the factory,
wrapped in $derived so a page change re-creates the query with a new
key. Passing a getter instead would capture the key once and paging
would silently not refetch. The pager only renders when it can do
something.
2026-08-16 12:03:59 -04:00
bvandeusen 4c49ee2cc6 feat(web): a playlist entry whose file is missing greys out and is skipped — #2527
test-web / test (push) Successful in 33s
The row treatment for a dead playlist entry already existed -- muted
text, no play on click, no drag, no kebab, never "now playing" -- but it
only fired for track_id === null, the track-deleted case. A missing file
kept a live-looking row that failed on click.

The behavioural gate now covers both, and the presentation distinguishes
them, because they mean different things to the person reading the list.
A removed track is gone for good and keeps the strikethrough. A missing
file is a track we still have -- history, likes, the lot -- whose bytes
aren't on disk right now, so it gets an explicit "File missing" and a
title explaining it stays in the playlist and comes back on its own if
the file does. A strikethrough there would claim it was deleted, which
is a lie about a file the scanner may well adopt back tomorrow (#2528).

Skipping routes through playlistTrackToRef, which already returned null
for removed tracks and whose callers already filter nulls. Adding the
unavailable check there means every queue builder -- PlaylistCard,
systemRefetch, the detail page -- skips a missing file without any of
them learning what missing_since is.

Remove stays available on a dead row: the owner must still be able to
take it out of their own list.
2026-08-16 11:55:36 -04:00
bvandeusen 481f906059 feat(metrics): publish margin of error on every delta — #2495, #2524
test-web / test (push) Failing after 43s
test-go / test (push) Successful in 1m0s
test-go / integration (push) Successful in 4m58s
The metrics card had one volume threshold doing two jobs.
recMetricsLowVolume = 20 is a DISPLAY floor — below that a skip rate is
anecdote — but the card then presented deltas as though it were also a
DECISION floor. Those differ by an order of magnitude: detecting the ~13pp
differences that matter needs ~133 plays per arm for 80% power at a=0.05.

So Discover's taste-matched (59 plays) and random-unheard (70) both rendered
as full-confidence rows with a bold delta beside them, and that comparison
sits at p ~ 0.06. The card said "signal"; the arithmetic said "maybe". It
produced a recommendation the data didn't support, and any reader with the
same numbers would have made the same call.

Deltas now carry a 95% margin of error and a `distinguishable` flag, computed
server-side so both clients read the same arithmetic instead of each
re-deriving it. Skip rate is a two-proportion difference; completion is
Welch, which needs a variance — hence completion_sqsum in the query. It is
the sum of squares rather than stddev_samp on purpose: raw source rows are
merged into surface families in Go, and sums of squares combine across groups
exactly whereas standard deviations cannot.

recMetricsLowVolume is untouched. "Too thin to show" and "too thin to act on"
are different questions.

Web renders an indistinguishable delta as dimmed and prefixed "≈", with the
range on hover and a legend explaining the glyph. Colour is withheld unless
the delta clears its margin — colouring noise red is what made the old card
misleading. Breakdown rows go through the same path; those are the thinnest
samples on screen and where the old card misled most.

Also fixes the admin trends view, which had the same problem worse: its
"Latest skip"/"Latest completion" columns are one WEEK while the adjacent
Plays column is the whole window. I misread exactly that and briefly
concluded Deep cuts was the worst surface, from ~17 plays in a single week —
over 180 days it is one of the best. Headers now name their period and the
skip cell carries that week's play count.

#2524: resolveArtist now recognises a duplicate-MBID unique violation as the
expected condition it is, matching resolveAlbum. Two rows mapping to one
MusicBrainz artist is a merge candidate, not a fault; without the branch it
logged a generic warning plus a Postgres ERROR line on every scan, which
teaches an operator to ignore database errors.
2026-08-06 21:08:58 -04:00
bvandeusen a9ca49dc4e feat(library): genre + year quick-jumps on album and artist detail — #367
test-web / test (push) Successful in 44s
test-go / test (push) Successful in 1m1s
test-go / integration (push) Successful in 4m59s
Last bullet of #367. From an album you like, one click to everything else from
that year or in that genre.

Year was free — AlbumRef already carried it. Genre was not: AlbumDetail is
AlbumRef + tracks and neither carried genre, because genre lives on TRACKS. So
both detail responses gained a derived `genres` array, computed from the
entity's tracks rather than stored, since an album's tracks can legitimately
disagree about genre.

Split and trimmed identically to the browse index. That's the invariant this
whole task turned on: if the chip's matching diverged from the index's
splitting, a chip would lead to a page that doesn't contain the album you
clicked from.

No year link on artist detail. An artist spans many years, so a single one
would be a lie about the discography — genres only there.

Genre lookup failure is logged and degrades to no chips rather than failing the
request; a navigation nicety must not 404 a detail page that otherwise loaded.
`genres` is always an array at JSON, never null, matching how every other list
field in this package is emitted.

## Type widening, and the TypeScript version of a lesson from earlier today

Adding a required field to AlbumDetail/ArtistDetail breaks every typed fixture
that constructs one. Six of them across three test files. That's the same shape
as the Go signature changes that cost three CI rounds in #2453 — change a type,
then go find everything that builds it — so I searched for the constructions
before pushing instead of after. All six updated.

Tests: the encoded href for a slash-bearing genre ("Rock/Pop" →
?g=Rock%2FPop), the year href, and the no-tags case rendering no chips at all.
gofmt verified clean via docker rather than guessed.
2026-08-05 13:50:29 -04:00
bvandeusen feb1c2eca8 feat(web): genre and year browse pages — #367
test-web / test (push) Successful in 33s
Client half of #367. Two new Library tabs, each an index plus a drill-down.

Genres are ordered by track count rather than alphabetically. Raw ID3 carries a
long tail of one-off tags, so alphabetical would bury the handful of genres you
actually have a library's worth of. Years are grouped into decades — a flat
list of every year in a decades-deep library is a wall of numbers, and the
decade is how people actually think about it.

## Selection travels in the query string, not the path

`?g=Rock%2FPop`, not `/library/genres/Rock%2FPop`. A slash-bearing genre cannot
survive a path segment — the server sees two segments, and a hard reload
wouldn't reconstruct it through the SPA fallback either. There's a test pinning
the encoded href and another pinning that the DECODED value reaches the API.

## Why these two pages don't use svelte-query for their lists

The indexes do — fetched once per mount, so static options suffice and the
cache survives bouncing in and out of a drill-down.

The drill-down lists deliberately don't. Their selection comes from the URL and
changes WITHOUT remounting the page, and this codebase has no
reactive-query-options pattern anywhere; inventing one here would be a larger
change than the feature justifies, and one I can't exercise locally. So they
use $effect keyed on the derived selection with an explicit Load more.

The stale-response guard is a plain `let`, not $state, and that's load-bearing:
as reactive state, reading the token inside the fetch path would make the
effect depend on its own writes. Its job is to discard a late response for a
previously selected genre instead of painting it over the current one.

## Also

Added the year filter to /library/albums' contract but NOT to that page's UI —
its infinite scroll is a svelte-query infinite query, and making it react to a
filter is the same reactive-options problem. The dedicated pages cover the
capability, which is the shape the task offered as its alternative.

Library tab bar's comment claims it mirrors Android's LibraryScreen. These two
tabs have no Android equivalent, so I noted that inline rather than leaving the
claim quietly false. Parity remains an open call.

Not yet done from #367's bullet list: genre/year quick-jump links on album and
artist detail. Year is free (AlbumRef already carries it) but genre is exposed
nowhere client-side — AlbumDetail is AlbumRef + tracks, and neither carries
genre — so it needs a small API addition. Following as its own commit.
2026-08-05 13:41:51 -04:00
bvandeusen 381e9cedb7 feat(net): trusted-proxy depth so real client IPs survive a proxy — #2453
test-go / test (push) Failing after 50s
test-web / test (push) Failing after 50s
test-go / integration (push) Failing after 2m19s
Fixes the defect the operator spotted in #370 immediately after it shipped:
auth.ClientIP ignored X-Forwarded-For whenever RemoteAddr was public, so a
proxy on a public address — a separate host, or a CDN, i.e. anyone running
this publicly, since public means TLS means a proxy — recorded the PROXY for
every session. created_ip and last_ip were then always equal and the
"Address changed" signal could never fire. The feature looked like it worked
and reported nothing.

Replaced with the standard trusted-hop model (Rails, Caddy, Traefik, nginx).
XFF grows left-to-right as each proxy appends the peer it received from, so
for client -> CDN -> own-proxy -> app the app sees [client, CDN] with
RemoteAddr = own-proxy, and the client sits at XFF[len - hops]:

  0  RemoteAddr, XFF ignored — no proxy
  1  the address your own proxy observed
  2  through a CDN in front of your proxy

Default 1, per the operator: publicly reachable means a TLS terminator in
front.

The cost is real and stated rather than hidden. hops >= 1 DECLARES that a
proxy exists; set it with no proxy, or deeper than the actual chain, and the
index reaches attacker-supplied entries, letting a visitor choose which
address their own session shows — defeating exactly the detection #370 is
for. That's inherent to the model, which is why 0 is a first-class value and
the admin card says "count your proxies, don't guess high" instead of just
exposing a number. Both mis-set shapes are pinned by tests so they stay known
consequences rather than surprises.

Migration 0053 + internal/netsettings, cached under an RWMutex. That's not an
optimisation: ClientIP runs in RequireUser for every authenticated request, so
a per-request query would put the database on the critical path of the whole
API. New() always returns a usable service so a boot-time DB hiccup degrades
to the default instead of breaking that path (rule #131), and Hops() is
nil-safe because test routers construct middleware without it.

RequireUser now takes a func() int rather than an int — the value is
operator-editable at runtime while the middleware is built once at boot, and
reading it per request is what makes a save take effect with no restart
(rule #25).

The admin card is verifiable, not just configurable: it reports the address
the CURRENT setting resolves THIS request to, the raw forwarded chain, and the
socket peer — so you set the number, save, and confirm the address matches the
machine you're on. It also counts the arriving chain and says how many proxies
that implies. GET/PUT both return that payload, PUT recomputed under the new
value, so the effect is visible without a reload.

Also fixes styling in the #370 card that CI could not catch: text-destructive
and bg-destructive don't exist in this Tailwind config — the palette is
colors.action.destructive — so the "Address changed" warning and the
sign-out-others button were rendering unstyled. Both now use
text-action-destructive / bg-action-destructive / text-action-fg.

Not done here: requestlog.go still logs raw RemoteAddr and will disagree with
the sessions UI about who connected. Left for its own change.
2026-08-05 10:07:43 -04:00
bvandeusen bf649f3beb feat(web): active sessions card in Settings — #370
test-web / test (push) Successful in 32s
Client half of #370. Lists every device signed in to your account, with a
per-row sign-out and a "sign out all other devices" action.

The card does one thing the API alone doesn't: it says "Address changed" when
created_ip and last_ip differ, rather than printing two addresses and leaving
you to compare them. That mismatch — same device string, different origin —
is the shape of a stolen token, and it's the reason IP capture was worth a
migration. Making the operator spot it by eye would have wasted the data.

Placed with Password and API Token rather than at the bottom of the page:
those three are the account-security group, and this is the one that tells
you the other two need attention.

Details worth naming:

- The current session gets a "This device" badge and NO sign-out button —
  offering one would log you out of the page you're standing on. The server
  already excludes it from logout-others; this makes that visible.
- Sign-out-all-others is a two-step confirm and states the count, so the
  button can't be a surprise.
- A 404 on revoke reloads instead of erroring. It means the session is
  already gone — revoked elsewhere, or expired — so the list was simply
  stale and showing the truth is the right response. The code is
  `session_not_found`, not `not_found`: apierror.NotFound(what) prefixes it.
- Empty and error states both handled (rule #24); the empty case is
  practically unreachable since listing requires an authenticated request,
  and is handled rather than assumed.
- User-agent parsing is deliberately coarse. A real UA parser is a
  dependency and a maintenance burden for a string whose only job is "do you
  recognise this?" — the addresses carry the actual signal.

Tests cover the parts that would be quiet if broken: the current-session
badge suppressing its own sign-out button, the address-changed warning
appearing and NOT appearing, the two-step confirm not firing on first click,
and the load-failure retry.

Android parity is a separate decision, not assumed.
2026-08-05 09:25:20 -04:00
bvandeusenandClaude Opus 5 eec59193fa feat(discover): explain the taste match on both clients — #2377 (clients)
test-web / test (push) Successful in 33s
android / Build + lint + test (push) Successful in 3m57s
"Matches your taste in shoegaze and dream pop." replaces the seed
attribution when the candidate's own tags overlap the taste profile.

The preference order is the point of slice 6: the tag reason describes the
MUSIC ("sounds like what you like"), while seed attribution describes the
graph ("adjacent to something you played"). When we can say the former, it
is strictly the better explanation. When we can't — the common case, since
tag coverage for out-of-library artists is partial by nature (#2376) — the
card falls back to attribution rather than going blank.

Both clients share the wording, Oxford comma included, and both have tests
asserting the exact strings. That's deliberate: identical copy across two
codebases silently diverges unless something fails when it does.

Android caps at 3 tags client-side even though the server already does.
The server contract could widen; a run-on subtitle shouldn't be how we
find out.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-02 23:51:27 -04:00
bvandeusenandClaude Opus 5 ca4832e620 feat(discover): Discover tuning card on the admin lab — #2377 (web admin)
test-web / test (push) Successful in 35s
Rule #25/#27: the two knobs slice 6 added server-side are now touchable —
taste-tag weight and snooze length, with deviation dots, save, and reset,
matching the existing profile/taste cards.

Copy states what each knob does AND what it doesn't: the tag-weight hint
says 0 turns the term off and that an untagged candidate is never
penalised, and the snooze hint says it records no opinion about the artist
and never feeds the taste profile. Those are the two properties most likely
to be assumed backwards by whoever turns these next.

Also fixed a latent fragility the new card exposed rather than caused: all
three reset buttons had the accessible name "Reset to defaults", so the
existing test picked the LAST one and assumed that meant taste. Adding a
card below it would have silently retargeted that assertion at the wrong
scope. Each reset button now names its scope — better for screen readers
too, since three identical buttons on one page is a real a11y defect — and
the test selects by name instead of position.

The page's test fixture needed the new `discover` key in both `snapshot`
and `shipped`: the `as TuningSnapshot` cast means a missing field is not a
compile error, it's every test on the page throwing inside fillForm. Noted
that in the fixture so the next scope doesn't rediscover it.

Includes a test that a weight of 0 is actually SENT rather than dropped as
falsy — the off switch is the one value a truthiness bug would eat.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-02 23:49:17 -04:00
bvandeusenandClaude Opus 5 6e39471a70 feat(discover): snooze affordance on Android + web suggestion cards — #2375
test-web / test (push) Failing after 37s
android / Build + lint + test (push) Failing after 1m42s
Completes the snooze from slice 3 (#2374), so it's now touchable on both
clients (rule #27 — the server side alone was never shippable).

Copy is "Not right now" everywhere, never a dislike (rule #101). The
parked list even says so out loud: "Nothing here counts against your
taste profile."

Both clients flip the card in place to a "Not right now" state with an
Undo, rather than yanking it out of the grid under the cursor. The row
leaves on the next refetch; the persistent way back is a parked-list
section below the deck. That list isn't optional garnish — a snoozed
candidate is by definition absent from the deck, so without it the
DELETE endpoint is unreachable.

Android routes the write through the offline MutationQueue per rule #100,
as ONE toggle kind (SUGGESTION_SNOOZE_TOGGLE) carrying the desired state
rather than two action kinds. That reuses the LIKE_TOGGLE collapse: a
queued snooze the user has since undone is dropped unsent instead of
replaying after the undo and re-hiding an artist they asked to see. The
collapse helper is now a pure top-level function so that rule is unit
tested rather than inferred.

The repository does NOT enqueue on a 4xx — a permanent rejection would
replay to the same failure and would raise a misleading "will sync when
online" hint. The common case is a 404 from un-snoozing a row that
already lapsed, which is the user's intended end state anyway.

Also: an empty deck used to have one meaning (no listening signal yet).
It can now also mean "you parked them all", so the empty copy branches —
telling that user to go listen to something would be wrong advice.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-02 19:03:10 -04:00
bvandeusenandClaude Opus 4.8 f0c08e7326 feat(taste): mood taste facet — #1534
test-go / test (push) Successful in 34s
test-web / test (push) Successful in 40s
test-go / integration (push) Successful in 4m44s
Milestone #160 Opt 2b (mood half of the era+mood option). A fourth taste
facet alongside artists + genre tags + eras: signed weights over canonical
mood buckets (melancholic / energetic / chill / …) derived from a track's
enriched folksonomy tags (#1490).

- internal/mood: shared vocabulary — Of(tags) maps folksonomy tags to
  canonical mood buckets (synonyms collapse). Imported by both the taste
  builder and the scorer so a track's mood is derived identically.
- Migration 0047: taste_profile_moods table + taste_tuning.mood_scale
  (DEFAULT 0.5).
- Build side (internal/taste): Config.MoodScale ([0,1] damper, mirrors
  EraScale); accumulate folds each play/like's mood buckets at
  base*MoodScale; persist atomic-replaces the mood rows.
- Scorer (internal/recommendation): TasteProfile gains a mood term
  (own tanh scale + additive 0.12 share, so it never weakens the existing
  signal when a track has no mood tags). Match now takes the candidate's
  mood buckets; loaded per candidate (ListTrackTagsForTracks → mood.Of) in
  the primary similarity loader only — the near-whole-library fallback
  pool passes nil (mood → 0) to avoid a full-library tag scan.
- Tuning lab: mood_scale threaded through recsettings + admin API + web
  card ("Mood weight" row) + Go/web tests.

Coverage is partial (grows with tag enrichment; richer once Last.fm is
keyed), so mood is a supplement — neutral for tracks with no mood tags.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-14 10:32:41 -04:00
bvandeusenandClaude Opus 4.8 65dd132b3d feat(taste): time-of-day / weekday context conditioning — #1531
test-go / test (push) Successful in 35s
test-web / test (push) Successful in 42s
test-go / integration (push) Successful in 4m46s
Milestone #160 Opt 3 (temporal half). A new additive scoring term that
boosts a candidate when its artist's play history concentrates in the
CURRENT daypart × weekday-type cell, in the user's local timezone.

- Migration 0046: recommendation_weight_profiles.context_time_weight
  (per-profile scoring weight, DEFAULT 1.0).
- Query ListArtistContextPlayCountsForUser: per-artist completed-play
  counts split by the current cell (daypart night[22,5)/morning[5,12)/
  afternoon[12,17)/evening[17,22) × weekday-vs-weekend) via
  started_at AT TIME ZONE users.timezone; 365-day window, skips excluded.
- internal/recommendation/context.go: LoadContextAffinity computes each
  artist's shrunk cell-share minus the user's baseline share, clamped to
  [-1,1]; sparse artists shrink toward baseline (pseudo-count 5), unknown
  artists → 0 (cold-start neutral).
- Score() gains context_affinity_score · ContextTimeWeight; both
  candidate loaders set it per candidate.
- Tuning lab: ContextTimeWeight threaded through recsettings + admin API
  + web card ("Time-of-day weight" row) + Go/web tests. Shipped 1.0 both
  profiles (uniform start, re-bakeable).

Device-class axis deferred to #1551 (needs a client_id → device-class
mapping that doesn't exist yet).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-14 09:31:43 -04:00
bvandeusenandClaude Opus 4.8 40384cc05e feat(taste): era/decade taste facet — #1530
test-go / test (push) Successful in 34s
test-web / test (push) Successful in 41s
test-go / integration (push) Successful in 4m40s
Milestone #160 Opt 2 (era half). A third taste facet alongside artists
+ genre tags: signed weights over decade buckets ("1990s") derived from
albums.release_date, rebuilt daily and scored into the taste match.

- Migration 0045: taste_profile_eras table (mirrors taste_profile_tags)
  + taste_tuning.era_scale column (DEFAULT 0.5).
- Build side (internal/taste): Config.EraScale ([0,1] damper, mirrors
  EnrichedTagScale), accumulate folds each play/like's decade at
  base*EraScale, persist atomic-replaces the era rows.
- Scorer (internal/recommendation): TasteProfile gains an era term (own
  tanh scale + additive 0.15 share so it never weakens the existing
  artist/tag signal when a track is undated); candidate queries return
  album release_date; decadeOf mirrors the builder helper.
- Tuning lab: era_scale threaded through recsettings + admin API + web
  card (auto-renders the new row) + Go/web tests.

Mood facet deferred to #1534 (partial enrichment coverage + needs
candidate-side enriched-tag loading).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-14 09:01:00 -04:00
bvandeusenandClaude Opus 4.8 2b3be8311a feat(tuning): expose EnrichedTagScale in the tuning lab (#1520)
test-go / test (push) Successful in 35s
test-web / test (push) Successful in 41s
test-go / integration (push) Successful in 4m45s
Promote the enriched-tag weight (#1490) from a taste.Config default into
the DB-backed tuning lab so operators can dial how much folksonomy tags
count vs raw ID3 genre (rule #25).

- Migration 0044: taste_tuning.enriched_tag_scale (DEFAULT 0.5, backfills
  the existing row).
- recsettings: TasteTuning gains the field; seeded/read/updated through
  reconcile + persistTaste; applyTastePatch validates it to [0,1]
  (generic non-half-life clamp) and diffTaste audits it; TasteConfig maps
  it into the profile build.
- API: tasteTuningResp exposes enriched_tag_scale.
- Web tuning card: a data-driven "Enriched tag weight" knob (0 = genre
  only). Tests: recsettings persist+range, web fixture field.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-14 07:51:36 -04:00
bvandeusenandClaude Opus 4.8 797ed1f5ad feat(web): tag enrichment sources admin card (#1490 Step 4 web)
test-go / test (push) Successful in 34s
test-web / test (push) Successful in 40s
test-go / integration (push) Successful in 4m45s
Add a "Tag enrichment sources" card to the admin integrations page,
mirroring the cover-art providers card: per-provider enable toggle +
API-key field + Save + Test connection, over /api/admin/tag-sources.
Enabling/keying a source (e.g. pasting a Last.fm key) re-opens settled
tracks for re-enrichment via the version bump.

- admin.ts: TagProvider types + get/update/test functions +
  createTagProvidersQuery; qk.tagProviders key.
- integrations/+page.svelte: the card + local edit state, with
  MusicBrainz (keyless baseline) and Last.fm (needs a free key) notes.
- Tests: admin.tag-sources API test + integrations component tests
  (render / enable+key save / test connection), plus the mock plumbing
  the existing suite needs for the new query.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-13 22:33:21 -04:00
bvandeusenandClaude Fable 5 9ad4343c76 feat(tuning): weekly trend view — per-surface series + knob-turn markers
test-go / integration (push) Successful in 4m44s
test-go / test (push) Successful in 33s
test-web / test (push) Failing after 38s
The verify half of the tune→verify loop (#1251), on the same admin
Tuning page as the knobs:

- RecommendationWeeklyTrends: weekly per-source outcomes aggregated
  across all users (the knobs are global, so judging a turn needs
  global outcomes — rows carry rates only, no track/user identity),
  with a taste-hit count per bucket: plays whose track's artist has a
  positive weight in the player's current taste profile. That's the
  "cheap recompute" reading — retroactive over the whole window, at
  the cost of profile drift.
- GET /api/admin/recommendation-trends?weeks=N (default 12, cap 52):
  per-family weekly series (skip rate, sample-weighted completion,
  taste-hit rate) plus the tuning-audit markers inside the window.
- Web: sparkline table under the tuning cards — skip rate per week on
  a shared axis with dashed ticks at knob turns, latest-week columns,
  window taste-hit rate, low-volume rows dimmed as anecdote, and a
  plain-text list of the window's tuning changes.

Also fixes the revive unused-parameter lint on the tuning GET handler
that failed CI run 1903 on the previous commit.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01TsF3cNoKrqCYsU78cXC8U6
2026-07-03 09:29:33 -04:00
bvandeusenandClaude Fable 5 0d0a8f46b1 feat(tuning): scoring weights → DB-backed admin tuning lab
test-go / test (push) Failing after 14s
test-web / test (push) Successful in 34s
test-go / integration (push) Successful in 4m42s
The recommendation scoring knobs move out of YAML (radio profile) and
out of the systemMixWeights hard-code (daily_mix profile) into
DB-backed settings with live effect (#1250) — the defaults-discovery
lab per decision #1247: the operator turns knobs to find good values,
which then get baked back into shipped defaults; end users and other
operators should never need the card.

- Migration 0040: recommendation_weight_profiles (radio / daily_mix,
  8 weight columns), taste_tuning singleton (engagement half-life +
  completion-curve points), recommendation_tuning_audit (one row per
  change with a {field, old, new} diff — the trend view's markers,
  #1251).
- internal/recsettings: boot reconcile seeds shipped defaults without
  clobbering tuned rows (coverart SettingsService pattern), validates
  patches (bounds, curve ordering), writes audit rows, and pushes
  daily_mix weights + taste config into package playlists. No-op
  patches write no audit row.
- playlists gains SetSystemMixWeights / SetTasteConfig swap points
  under a RWMutex — no signature threading through the producers; the
  scheduler's taste rebuild reads the pushed config.
- Radio reads its weight profile from the service per request; the 8
  weight fields leave config.RecommendationConfig (YAML keeps only
  RecentlyPlayedHours / RadioSize / RadioSizeMax).
- Admin API: GET/PATCH/reset under /api/admin/recommendation-tuning,
  echoing current + shipped values.
- Web: new admin Tuning tab — two weight profiles side by side, taste
  card, per-scope save (changed fields only) + reset, deviation dots
  against shipped defaults.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01TsF3cNoKrqCYsU78cXC8U6
2026-07-03 09:22:03 -04:00
bvandeusenandClaude Fable 5 5faa57634b feat(metrics): provenance as standard — pick_kind for all system mixes
test-go / test (push) Successful in 31s
test-web / test (push) Successful in 38s
test-go / integration (push) Successful in 4m36s
The #1249 mechanism (stamp WHY a track is in the snapshot at build
time, freeze it onto the play at ingestion, break it down in metrics)
generalizes from a For You one-off to the standard for every system
mix (#1270):

- Migration 0039 widens both pick_kind CHECKs (drop + re-add in the
  same change) to taste/fresh + Discover's dormant/cross_user/random
  + tier1-3 for the rule-#131 eligibility ladders.
- GetForYouPickKindForTrack becomes GetSystemPickKindForTrack
  (user, variant, track); ingestion stamps any systemPlaylistSources
  play from its own variant's live snapshot, live + offline paths.
- Discover stamps its candidate bucket on discoverTrack before the
  interleave, making the 40/30/30 allocation measurable; dedup keeps
  the taking bucket's stamp.
- Metrics replace the for_you special-case with one pick-kind
  vocabulary — any family with attributed plays gets a breakdown,
  future stamping mixes need no metrics change.
- Web: breakdown sub-rows are now toggled per surface (collapsed by
  default) so eight stamping mixes don't swamp the card.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01TsF3cNoKrqCYsU78cXC8U6
2026-07-02 23:26:52 -04:00
bvandeusenandClaude Fable 5 fb4431207d feat(recommendation): For You exploration attribution — taste vs fresh picks
test-go / test (push) Successful in 31s
test-web / test (push) Successful in 37s
test-go / integration (push) Successful in 4m37s
Milestone #127 step 2 (#1249). For You deliberately blends two
populations — a head of top-scored taste picks and a tail sampled from
deeper ranking (the freshness injection) — but the metrics judged it as
one blob, so its skip rate couldn't distinguish "the taste engine is
missing" from "the freshness tax is too high". That number decides the
exploration share before we tune it.

- Migration 0038: nullable pick_kind ('taste'|'fresh') on both
  playlist_tracks (stamped at snapshot build) and play_events (frozen at
  play-ingestion — the snapshot rebuilds daily, so attribution cannot be
  reconstructed at read time).
- Builder: pickHeadAndTail marks head=taste / tail=fresh; the small-pool
  fallback is all taste (top-N-by-score IS the taste mechanism). Other
  variants persist NULL.
- Ingestion: for_you plays (live + offline replay) look the track up in
  the user's current snapshot; not found → unattributed, never guessed.
- Metrics: For You's row gains a breakdown (taste / fresh / earlier
  unattributed plays), parent row stays the sum; web card renders the
  sub-rows indented with the same baseline deltas + low-data dimming.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01TsF3cNoKrqCYsU78cXC8U6
2026-07-02 20:39:41 -04:00
bvandeusenandClaude Fable 5 60533073ad feat(metrics): bucketed surface families + manual-plays baseline (#1248, milestone 127)
test-go / test (push) Successful in 31s
test-web / test (push) Successful in 37s
test-go / integration (push) Successful in 4m30s
The recommendation metrics table was observable but not actionable: raw
source strings (album:<uuid> one-offs) drowned the stable surfaces, and
manual plays were excluded so skip rates had no control group.

- SQL: include NULL-source rows (the baseline) and carry completion_n
  so family merges can weight avg_completion correctly.
- Handler buckets raw sources into stable families (radio:<uuid> →
  Radio, album:/artist: → direct plays, etc.) grouped by surface
  intent: go-to / discovery / direct — each band judged against its
  job, since discovery mixes are expected to skip hotter. Families
  under 20 plays are flagged low-confidence, not hidden.
- Settings card renders the baseline row and per-surface deltas in
  percentage points vs baseline (worse-than-baseline deltas in danger
  color), intent hint copy per group, low-data rows dimmed.
- Pure-unit test for the bucketing/merge; DB test updated to the new
  contract (baseline included, radio:<uuid> collapse).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01TsF3cNoKrqCYsU78cXC8U6
2026-07-02 18:00:40 -04:00
bvandeusenandClaude Opus 4.8 4d42e298dd feat(android+web/diagnostics): on-device debug reporter + admin timeline (M9)
test-web / test (push) Failing after 11s
android / Build + lint + test (push) Failing after 1m19s
Android: a gated DiagnosticsReporter taps connectivity, server-health,
UPnP drops/player-state/route, power (Doze/battery-opt/screen), and
app fg/bg, plus a heartbeat snapshotting Sonos-vs-local position — the
locked-phone desync signal. Events buffer in a Room ring buffer
(deliberately NOT the MutationQueue: high-volume best-effort telemetry
that must survive the dead zone being debugged) and DiagnosticsUploader
drains them on a tick / health-recovery / sign-in.

Gating: the account flag (users.debug_mode_enabled) reaches the device
via a new /api/me refresh in AuthController; a per-device local OFF
switch lives in Settings. Reporter runs only when enabled && !optOut;
disabling drops the unsent buffer.

Web admin: /admin/diagnostics — pick account+device+kind+time-window,
see a chronological timeline, flip an account's debug mode remotely, and
Copy-JSON / Download-NDJSON the slice for analysis.

Room schema 6→7 (new diagnostic_events table + auth_session.diagnosticsOptOut;
pre-v1 destructive fallback).

Refs Scribe M9 (#119), tasks #1174 #1175 #1176 #1177.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01K55iTxn95BtshocgdE1shW
2026-06-29 18:56:36 -04:00