Add whisper docker dependency status to gateway dashboard

docs/api/PROTOCOL.md

@@ -382,6 +382,39 @@ 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).
+
+**Request:**
+```json
+{
+  "id": 12,
+  "method": "system.dockerDependencies"
+}
+```
+
+**Response:**
+```json
+{
+  "id": 12,
+  "result": {
+    "dependencies": [
+      {
+        "id": "whisper",
+        "name": "Whisper (whisper.cpp)",
+        "service": "whisper-server",
+        "configured": true,
+        "state": "running",
+        "health": "healthy",
+        "statusText": "Up 4 minutes (healthy)",
+        "containerName": "flynn-whisper-server-1"
+      }
+    ]
+  }
+}
+```
+
 #### `system.localBackendControl`
 
 Control a local backend daemon (`start`, `restart`, `stop`, `update`).

docs/plans/state.json

@@ -15,6 +15,26 @@
       ],
       "test_status": "pnpm test:run src/frontends/tui/minimal.test.ts passing"
     },
+    "dashboard-docker-dependencies-whisper-status": {
+      "status": "completed",
+      "date": "2026-02-23",
+      "updated": "2026-02-23",
+      "summary": "Added docker-compose dependency visibility to gateway + dashboard with new `system.dockerDependencies` RPC and Whisper status cards in Live Ops Dashboard. Whisper compose service is now defined in `docker-compose.yml` behind a `voice` profile for optional local transcription runtime.",
+      "files_modified": [
+        "src/gateway/handlers/dockerDependencies.ts",
+        "src/gateway/handlers/dockerDependencies.test.ts",
+        "src/gateway/handlers/system.ts",
+        "src/gateway/handlers/handlers.test.ts",
+        "src/gateway/server.ts",
+        "src/gateway/ui/pages/dashboard.js",
+        "src/gateway/ui/pages/dashboard.test.ts",
+        "docker-compose.yml",
+        "README.md",
+        "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"
+    },
     "dashboard-local-backend-update-actions": {
       "status": "completed",
       "date": "2026-02-23",