fix(server): forward-fix CI — gofmt convert/types + rename unused r in enricher_test

internal/api/convert.go

@@ -105,14 +105,14 @@ func artistRefFromCovered(a dbq.Artist, albumCount int, coverAlbumID pgtype.UUID
 // durationSec may be 0 when the caller does not compute them.
 func albumRefFrom(a dbq.Album, artistName string, trackCount, durationSec int) AlbumRef {
 	return AlbumRef{
-		ID:          uuidToString(a.ID),
-		Title:       a.Title,
-		SortTitle:   a.SortTitle,
-		ArtistID:    uuidToString(a.ArtistID),
-		ArtistName:  artistName,
-		Year:        yearFromDate(a.ReleaseDate),
-		TrackCount:  trackCount,
-		DurationSec: durationSec,
+		ID:             uuidToString(a.ID),
+		Title:          a.Title,
+		SortTitle:      a.SortTitle,
+		ArtistID:       uuidToString(a.ArtistID),
+		ArtistName:     artistName,
+		Year:           yearFromDate(a.ReleaseDate),
+		TrackCount:     trackCount,
+		DurationSec:    durationSec,
 		CoverURL:       coverURL(a.ID),
 		CoverArtSource: a.CoverArtSource,
 	}

internal/api/types.go

@@ -57,16 +57,16 @@ type ArtistRef struct {
 // divider can group rows by sort order ("The Wall" → "W"). CoverURL points
 // to /api/albums/{id}/cover.
 type AlbumRef struct {
-	ID          string `json:"id"`
-	Title       string `json:"title"`
-	SortTitle   string `json:"sort_title"`
-	ArtistID    string `json:"artist_id"`
-	ArtistName  string `json:"artist_name"`
-	Year        int    `json:"year,omitempty"`
-	TrackCount  int    `json:"track_count"`
-	DurationSec int    `json:"duration_sec"`
-	CoverURL        string  `json:"cover_url"`
-	CoverArtSource  *string `json:"cover_art_source"`
+	ID             string  `json:"id"`
+	Title          string  `json:"title"`
+	SortTitle      string  `json:"sort_title"`
+	ArtistID       string  `json:"artist_id"`
+	ArtistName     string  `json:"artist_name"`
+	Year           int     `json:"year,omitempty"`
+	TrackCount     int     `json:"track_count"`
+	DurationSec    int     `json:"duration_sec"`
+	CoverURL       string  `json:"cover_url"`
+	CoverArtSource *string `json:"cover_art_source"`
 }
 
 // TrackRef is the lightweight track shape used in album details and search.

internal/coverart/enricher_test.go

@@ -121,7 +121,7 @@ func TestEnrichAlbum_MBCAAFetchSuccess(t *testing.T) {
 	pool := newPool(t)
 	id, dir := seedAlbumWithTrack(t, pool, "Mbcaa", "Artist", "test-mbid-123")
 
-	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
 		w.Header().Set("Content-Type", "image/jpeg")
 		_, _ = w.Write([]byte("MBCAA_BYTES"))
 	}))
@@ -157,7 +157,7 @@ func TestEnrichAlbum_MBCAA404_RecordsNone(t *testing.T) {
 	pool := newPool(t)
 	id, _ := seedAlbumWithTrack(t, pool, "Missing", "Artist", "missing-mbid")
 
-	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
 		http.Error(w, "not found", http.StatusNotFound)
 	}))
 	defer upstream.Close()
@@ -242,7 +242,7 @@ func TestRetryAlbum_DeletesMbcaaFileAndRefetches(t *testing.T) {
 	id, dir := seedAlbumWithTrack(t, pool, "Retry", "Artist", "retry-mbid")
 
 	hits := 0
-	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
 		hits++
 		_, _ = w.Write([]byte("data"))
 	}))