fix sse transport for MCPClient

.env.template

@@ -0,0 +1,2 @@
+# === Hugging Face token ===
+HUGGINGFACE_API_TOKEN=<HUGGINGFACE_API_TOKEN>

.gitignore

@@ -0,0 +1,2 @@
+.env
+.venv

app.py

@@ -1,12 +1,16 @@
 import gradio as gr
 import os
-
+from dotenv import load_dotenv
 from smolagents import InferenceClientModel, CodeAgent, MCPClient
 
-
+load_dotenv()
+mcp_client = None
 try:
     mcp_client = MCPClient(
-        {"url": "https://abidlabs-mcp-tool-http.hf.space/gradio_api/mcp/sse"}
+        {
+            "url": "https://fmarky-sentiment-analysis-mcp-server.hf.space/gradio_api/mcp/sse",
+            "transport": "sse",
+        }
     )
     tools = mcp_client.get_tools()
 
@@ -27,4 +31,5 @@ try:
 
     demo.launch()
 finally:
-    mcp_client.disconnect()
+    if mcp_client is not None:
+        mcp_client.disconnect()