Add root endpoint

app.py

@@ -126,6 +126,10 @@ app.add_middleware(
 # Endpoints
 # =============================================================================
 
+@app.get("/")
+async def root():
+    return {"name": "PaperCircle Papers API", "status": "healthy" if ready else "loading", "docs": "/docs"}
+
 @app.get("/health")
 async def health():
     return {"status": "healthy" if ready else "loading", "ready": ready}