Update app.py

app.py

@@ -1,28 +1,19 @@
-from datetime import datetime
-from fastapi import FastAPI
-from mcp.server.fastmcp import FastMCP
-import zoneinfo
+# app.py
+import gradio as gr
+from datetime import datetime, timezone
 
-# --- Minimal MCP server that returns current datetime ---
-mcp = FastMCP(
-    name="datetime",
-    stateless_http=True,         # no auth/state, HTTP transport
-    # json_response=True,        # optional: force JSON-only if your client prefers it
-)
+def now_utc():
+    yield datetime.now(timezone.utc).isoformat()
 
-@mcp.tool(description="Return current datetime. tz is an IANA TZ name (e.g. 'UTC', 'Asia/Kolkata').")
-def get_datetime(tz: str = "UTC", iso: bool = True) -> str:
-    z = zoneinfo.ZoneInfo(tz)
-    now = datetime.now(tz=z)
-    return now.isoformat() if iso else now.strftime("%Y-%m-%d %H:%M:%S %Z")
+with gr.Blocks() as demo:
+    gr.Markdown("# Datetime MCP Server (UTC)")
+    out = gr.Textbox(label="Current Time (UTC)")
+    btn = gr.Button("Get Time")
+    btn.click(now_utc, None, out, stream=True)
 
-# --- Host app ---
-app = FastAPI()
+# IMPORTANT: `demo.queue()` is required for SSE streaming in Spaces
+demo.queue()
 
-# Mount the Streamable HTTP MCP server at /mcp with NO extra middleware around it
-app.mount("/mcp", mcp.streamable_http_app())
-
-# (Optional) tiny root page so Spaces shows something at "/"
-@app.get("/")
-def root():
-    return {"ok": True, "mcp": "/mcp"}
+if __name__ == "__main__":
+    # We use share=False because Spaces already handles public URL.
+    demo.launch(mcp_server=True, share=False)