Show app version in admin UI and /version endpoint

Embed APP_VERSION build arg in Docker image (default: dev).
build_push.sh passes the git tag as build arg. Proxy exposes
GET /version, admin UI shows it as read-only field in settings.

Dockerfile

@@ -6,6 +6,8 @@ COPY frontend/ frontend/
 RUN npm run build --prefix frontend
 
 FROM python:3.12-slim
+ARG APP_VERSION=dev
+ENV APP_VERSION=$APP_VERSION
 WORKDIR /app
 
 COPY backend/requirements.txt .

backend/admin.py

@@ -131,7 +131,10 @@ async def get_proxy_info(_ = Depends(require_admin_auth)):
     host = os.getenv("PROXY_HOST", "0.0.0.0")
     port = os.getenv("PROXY_PORT", "8000")
     display_host = "localhost" if host in ("0.0.0.0", "::") else host
-    return {"endpoint": f"http://{display_host}:{port}"}
+    return {
+        "endpoint": f"http://{display_host}:{port}",
+        "version": os.getenv("APP_VERSION", "dev"),
+    }
 
 @app.get("/api/settings", response_model=schemas.Settings)
 async def read_settings(db: Session = Depends(get_db), _ = Depends(require_admin_auth)):

backend/main.py

@@ -149,6 +149,10 @@ async def list_models(db: Session = Depends(get_db)):
     response = await proxy_request(f"{ollama_url}/api/tags", method="GET")
     return JSONResponse(content=response.json(), status_code=response.status_code)
 
+@app.get("/version")
+async def version():
+    return {"version": os.getenv("APP_VERSION", "dev")}
+
 @app.get("/api/ps")
 async def running_models(db: Session = Depends(get_db)):
     ollama_url = crud.get_setting(db, "ollama_url", os.getenv("OLLAMA_URL", "http://localhost:11434"))

build_push.sh

@@ -37,6 +37,7 @@ echo ""
 docker buildx build \
     --platform "$PLATFORM" \
     --push \
+    --build-arg APP_VERSION="$VERSION" \
     -t "$IMAGE:$VERSION" \
     -t "$IMAGE:latest" \
     .

frontend/src/main.jsx

@@ -82,6 +82,7 @@ function SettingsSection({ password }) {
   const [modelsLoading, setModelsLoading] = useState(false);
   const [ollamaReachable, setOllamaReachable] = useState(true);
   const [proxyEndpoint, setProxyEndpoint] = useState(null);
+  const [appVersion, setAppVersion] = useState(null);
   const [saved, setSaved] = useState(false);
   const [error, setError] = useState(null);
 
@@ -115,6 +116,7 @@ function SettingsSection({ password }) {
       const s = settingsRes.data;
       setSettings(s);
       setProxyEndpoint(proxyRes.data.endpoint);
+      setAppVersion(proxyRes.data.version);
       fetchModels(s.ollama_url, s.force_model);
     }).catch(() => setError('Einstellungen konnten nicht geladen werden.'));
   }, []);
@@ -145,6 +147,10 @@ function SettingsSection({ password }) {
             <small> (Änderung erfordert Neustart)</small>
           </span>
         </div>
+        <div className="settings-row">
+          <label>Version</label>
+          <span className="settings-value">{appVersion ?? '…'}</span>
+        </div>
         <div className="settings-row">
           <label>Ollama-Endpunkt</label>
           <div className="settings-input-wrap">