add gpl license

improve mcp server error handling

own_mcp/src/mcp/chat.rs

@@ -200,6 +200,7 @@ impl AgentChat {
         Ok(())
     }
 
+    // TODO: ChatMessage only returns last tool usage, which is always empty. instead the tool usages should be collected and returned in total
     pub async fn message<C: Future<Output = PermissionAnswer>>(
         &mut self,
         user_message: String,