feat: add http, snmp, docker plugins; new widgets and routes for traefik/unifi/ups

- Add HTTP monitor plugin: endpoint checking with status history, latency tracking, time-range views
- Add SNMP plugin: OID polling, device management, metric recording
- Add Docker plugin: container status, resource usage, widget
- Traefik: access log widget, request chart widget, expanded routes
- UniFi: clients widget, devices widget, expanded poll routes
- UPS: history widget, additional routes
- Update plugin index with new entries

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

unifi/routes.py

@@ -301,3 +301,57 @@ async def widget():
         active_alarms=active_alarms,
         top_clients=top_clients,
     )
+
+
+@unifi_bp.get("/widget/clients")
+@require_role(UserRole.viewer)
+async def widget_clients():
+    """HTMX dashboard widget: top active clients."""
+    limit = max(1, min(20, int(request.args.get("limit", 5) or 5)))
+    widget_id = request.args.get("wid", "0")
+
+    async with current_app.db_sessionmaker() as db:
+        result = await db.execute(
+            select(UnifiClientSnapshot)
+            .order_by(UnifiClientSnapshot.scraped_at.desc())
+            .limit(1)
+        )
+        snapshot = result.scalar_one_or_none()
+
+    clients = json.loads(snapshot.top_clients_json)[:limit] if snapshot else []
+    return await render_template(
+        "unifi/widget_clients.html",
+        clients=clients,
+        snapshot=snapshot,
+        widget_id=widget_id,
+    )
+
+
+@unifi_bp.get("/widget/devices")
+@require_role(UserRole.viewer)
+async def widget_devices():
+    """HTMX dashboard widget: infrastructure devices with optional type filter."""
+    type_filter = request.args.get("type_filter", "all")
+    widget_id = request.args.get("wid", "0")
+
+    async with current_app.db_sessionmaker() as db:
+        result = await db.execute(
+            select(UnifiDevice).order_by(UnifiDevice.state.desc(), UnifiDevice.name)
+        )
+        all_devices = result.scalars().all()
+
+    if type_filter == "wireless":
+        devices = [d for d in all_devices if d.device_type == "uap"]
+    elif type_filter == "wired":
+        devices = [d for d in all_devices if d.device_type != "uap"]
+    elif type_filter == "offline":
+        devices = [d for d in all_devices if d.state != 1]
+    else:
+        devices = list(all_devices)
+
+    return await render_template(
+        "unifi/widget_devices.html",
+        devices=devices,
+        type_filter=type_filter,
+        widget_id=widget_id,
+    )

unifi/templates/unifi/widget_clients.html

@@ -0,0 +1,42 @@
+{# unifi/widget_clients.html — dashboard widget: top active clients #}
+{% if not snapshot %}
+<div style="color:var(--text-muted);font-size:0.85rem;padding:0.5rem 0;">No client data yet.</div>
+{% else %}
+
+<div style="display:flex;gap:1rem;margin-bottom:0.75rem;flex-wrap:wrap;">
+  <div>
+    <span style="font-size:1.4rem;font-weight:700;line-height:1;">{{ snapshot.total_clients }}</span>
+    <span style="font-size:0.78rem;color:var(--text-muted);margin-left:0.25rem;">total</span>
+  </div>
+  <div>
+    <span style="font-size:1.4rem;font-weight:700;line-height:1;color:var(--accent);">{{ snapshot.wireless_clients }}</span>
+    <span style="font-size:0.78rem;color:var(--text-muted);margin-left:0.25rem;">wireless</span>
+  </div>
+  <div>
+    <span style="font-size:1.4rem;font-weight:700;line-height:1;color:var(--text-muted);">{{ snapshot.wired_clients }}</span>
+    <span style="font-size:0.78rem;color:var(--text-muted);margin-left:0.25rem;">wired</span>
+  </div>
+</div>
+
+{% if clients %}
+<div style="display:grid;gap:3px;">
+  {% for c in clients %}
+  <div style="display:flex;align-items:center;gap:0.5rem;font-size:0.82rem;padding:0.15rem 0;">
+    <span class="dot {% if c.type == 'wireless' %}dot-up{% else %}dot-dim{% endif %}"></span>
+    <span style="flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;">
+      {{ c.hostname or c.ip or c.mac }}
+    </span>
+    {% if c.tx_rate or c.rx_rate %}
+    <span style="font-size:0.75rem;color:var(--text-muted);font-family:ui-monospace,monospace;flex-shrink:0;">
+      {% if c.tx_rate %}↑{{ "%.0f" | format(c.tx_rate / 1000) }}k{% endif %}
+      {% if c.rx_rate %} ↓{{ "%.0f" | format(c.rx_rate / 1000) }}k{% endif %}
+    </span>
+    {% endif %}
+  </div>
+  {% endfor %}
+</div>
+{% else %}
+<div style="color:var(--text-muted);font-size:0.82rem;">No clients connected.</div>
+{% endif %}
+
+{% endif %}

unifi/templates/unifi/widget_devices.html

@@ -0,0 +1,36 @@
+{# unifi/widget_devices.html — dashboard widget: infrastructure devices #}
+{% if not devices %}
+<div style="color:var(--text-muted);font-size:0.85rem;padding:0.5rem 0;">
+  {% if type_filter != "all" %}No {{ type_filter }} devices found.{% else %}No devices found.{% endif %}
+</div>
+{% else %}
+
+{% set online = devices | selectattr("state", "equalto", 1) | list %}
+{% set offline = devices | rejectattr("state", "equalto", 1) | list %}
+
+<div style="display:flex;gap:1rem;margin-bottom:0.75rem;">
+  <div>
+    <span style="font-size:1.4rem;font-weight:700;line-height:1;color:var(--green);">{{ online | length }}</span>
+    <span style="font-size:0.78rem;color:var(--text-muted);margin-left:0.25rem;">online</span>
+  </div>
+  {% if offline %}
+  <div>
+    <span style="font-size:1.4rem;font-weight:700;line-height:1;color:var(--red);">{{ offline | length }}</span>
+    <span style="font-size:0.78rem;color:var(--text-muted);margin-left:0.25rem;">offline</span>
+  </div>
+  {% endif %}
+</div>
+
+<div style="display:grid;gap:3px;">
+  {% for d in devices %}
+  <div style="display:flex;align-items:center;gap:0.5rem;font-size:0.82rem;padding:0.15rem 0;">
+    <span class="dot {% if d.state == 1 %}dot-up{% else %}dot-down{% endif %}"></span>
+    <span style="flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;">
+      {{ d.name or d.mac }}
+    </span>
+    <span style="font-size:0.72rem;color:var(--text-dim);flex-shrink:0;">{{ d.model or d.device_type or "" }}</span>
+  </div>
+  {% endfor %}
+</div>
+
+{% endif %}