enhance README documentation

README.md

@@ -1,3 +1,7 @@
+# PMCP - Agentic Project Manager
+
+PMCP is an agent that uses MCP to manage a software project. It can interact with GitHub and Trello to create, update and delete issues, cards, comments and so on.
+
 ---
 title: PMCP AgenticProjectManager
 emoji: ⚡
@@ -14,4 +18,6 @@ tags:
   - agent-demo-track
 ---
 
+**See the demo video here:** [PMCP Demo Video](https://www.youtube.com/channel/UCrh_kPIFBEPeJeHn3bdZ7aA)
+
 Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference

mcpc_graph.py

@@ -51,7 +51,7 @@ async def setup_graph(github_token: str, trello_api:str, trello_token:str):
     tool_node = ToolNode(github_tools + trello_tools)
 
     llm = ChatOpenAI(
-        model="Qwen/Qwen3-32B",
+        model="Qwen/Qwen2.5-32B-Instruct",
         temperature=0.0,
         api_key=os.getenv("NEBIUS_API_KEY"),
         base_url="https://api.studio.nebius.com/v1/",