feat(app_controller): Integrate MCP configuration loading and add tests

src/app_controller.py

@@ -197,6 +197,7 @@ class AppController:
   self._pending_dialog_open: bool = False
   self._pending_actions: Dict[str, ConfirmDialog] = {}
   self._pending_ask_dialog: bool = False
+  self.mcp_config: models.MCPConfiguration = models.MCPConfiguration()
   # AI settings state
   self._current_provider: str = "gemini"
   self._current_model: str = "gemini-2.5-flash-lite"
@@ -894,6 +895,18 @@ class AppController:
   self.tool_presets = self.tool_preset_manager.load_all_presets()
   self.bias_profiles = self.tool_preset_manager.load_all_bias_profiles()
 
+  mcp_path = self.project.get('project', {}).get('mcp_config_path') or self.config.get('ai', {}).get('mcp_config_path')
+  if mcp_path:
+   mcp_p = Path(mcp_path)
+   if not mcp_p.is_absolute() and self.active_project_path:
+    mcp_p = Path(self.active_project_path).parent / mcp_path
+   if mcp_p.exists():
+    self.mcp_config = models.load_mcp_config(str(mcp_p))
+   else:
+    self.mcp_config = models.MCPConfiguration()
+  else:
+   self.mcp_config = models.MCPConfiguration()
+
   from src.personas import PersonaManager
   self.persona_manager = PersonaManager(Path(self.active_project_path).parent if self.active_project_path else None)
   self.personas = self.persona_manager.load_all()