add healthu check endpoint

Author: koo-virtuals

examples/python/servers/fastapi/main.py

@@ -136,6 +136,16 @@ async def dynamic_price_middleware(request: Request, call_next):
 )
 
 
+@app.api_route("/", methods=["GET", "HEAD"])
+async def health_check():
+    return {"status": "ok"}
+
+
+@app.api_route("/health", methods=["GET", "HEAD"])
+async def health_check():
+    return {"status": "ok"}
+
+
 @app.get("/acp-budget")
 async def acp_budget() -> Dict[str, Any]:
     return {