feat: discover docker compose deps for dashboard

docs/api/PROTOCOL.md

@@ -384,7 +384,7 @@ Return status for user-level local LLM backend daemons (for example `ollama.serv
 
 #### `system.dockerDependencies`
 
-Return status for docker-compose managed dependencies (currently includes local Whisper service status for voice transcription workflows).
+Return status for docker-compose managed dependencies discovered from `docker-compose.yml` (excluding Flynn's own `flynn` service). Includes profile-scoped services (for example `whisper-server`, `brave-search`) when profiles are defined.
 
 **Request:**
 ```json
@@ -410,6 +410,17 @@ Return status for docker-compose managed dependencies (currently includes local
         "statusText": "Up 4 minutes (healthy)",
         "containerName": "flynn-whisper-server-1",
         "availableActions": ["restart", "stop", "update"]
+      },
+      {
+        "id": "brave-search",
+        "name": "Brave Search",
+        "service": "brave-search",
+        "configured": true,
+        "state": "running",
+        "health": "healthy",
+        "statusText": "Up 2 minutes",
+        "containerName": "brave-search",
+        "availableActions": ["restart", "stop", "update"]
       }
     ]
   }
@@ -420,7 +431,8 @@ Return status for docker-compose managed dependencies (currently includes local
 
 Control a docker-compose dependency (`start`, `restart`, `stop`, `update`).
 
-- `update` for `whisper` pulls the latest image and runs `docker compose up -d` to reconcile.
+- `dependency` must match an ID returned by `system.dockerDependencies`.
+- `update` pulls the latest image for that compose service and runs `docker compose up -d` to reconcile.
 
 **Request:**
 ```json

docs/plans/state.json

@@ -3,6 +3,20 @@
   "updated_at": "2026-02-23",
   "description": "Tracks the status of all Flynn plans and implementation phases",
   "plans": {
+    "dashboard-docker-dependency-discovery": {
+      "status": "completed",
+      "date": "2026-02-23",
+      "updated": "2026-02-23",
+      "summary": "Replaced whisper-only docker dependency handling with dynamic docker-compose discovery. Gateway now discovers profile-scoped services via `docker compose config --profiles` + `config --services` (with `ps --all` fallback) and returns status/control cards for all non-`flynn` compose dependencies (including `brave-search`). Docker dependency controls now operate generically on discovered service IDs.",
+      "files_modified": [
+        "src/gateway/handlers/dockerDependencies.ts",
+        "src/gateway/handlers/dockerDependencies.test.ts",
+        "src/gateway/ui/pages/dashboard.test.ts",
+        "docs/api/PROTOCOL.md",
+        "docs/plans/state.json"
+      ],
+      "test_status": "pnpm test:run src/gateway/handlers/dockerDependencies.test.ts src/gateway/handlers/handlers.test.ts src/gateway/ui/pages/dashboard.test.ts + pnpm typecheck passing"
+    },
     "brave-search-tooling-docs": {
       "status": "completed",
       "date": "2026-02-23",
@@ -6163,7 +6177,7 @@
     }
   },
   "overall_progress": {
-    "total_test_count": 1951,
+    "total_test_count": 1952,
     "all_tests_passing": true,
     "p0_completion": "3/3 (100%)",
     "p1_completion": "4/4 (100%)",