diff --git a/backend/main.py b/backend/main.py
index 6ad40ac..9e3e50a 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -329,6 +329,15 @@ app.mount("/media", StaticFiles(directory=MEDIA_DIR), name="media")
 
 APP_VER = "771"  # muss mit APP_VER in app.js übereinstimmen
 
+@app.get("/.well-known/assetlinks.json")
+async def assetlinks():
+    """TWA-Verifikation für Google Play Store (app.banyaro.twa)."""
+    return Response(
+        content='[{"relation":["delegate_permission/common.handle_all_urls"],"target":{"namespace":"android_app","package_name":"app.banyaro.twa","sha256_cert_fingerprints":["49:02:DC:5B:63:C0:D7:42:7F:A4:DC:2F:EB:78:73:11:CC:B9:36:22:00:01:A0:03:1C:0A:F9:41:35:9F:D4:B7"]}}]',
+        media_type="application/json",
+        headers={"Cache-Control": "no-cache"},
+    )
+
 @app.get("/api/version")
 async def app_version():
     """Aktuelle Frontend-Version — wird beim App-Start gecheckt."""