feat: add snapshot mcp tool (#1196)

* use main task to execute tool calls

* feat: add snapshot mcp tool

* fix compiling errors

* 取消 audio input 的 pin core，core1留给显示，可能会对aec性能有影响

* update ml307 version

* remove v1 theme colors

main/application.h

@@ -83,6 +83,7 @@ private:
     bool aborted_ = false;
     int clock_ticks_ = 0;
     TaskHandle_t check_new_version_task_handle_ = nullptr;
+    TaskHandle_t main_event_loop_task_handle_ = nullptr;
 
     void OnWakeWordDetected();
     void CheckNewVersion(Ota& ota);
@@ -91,4 +92,19 @@ private:
     void SetListeningMode(ListeningMode mode);
 };
 
+
+class TaskPriorityReset {
+public:
+    TaskPriorityReset(BaseType_t priority) {
+        original_priority_ = uxTaskPriorityGet(NULL);
+        vTaskPrioritySet(NULL, priority);
+    }
+    ~TaskPriorityReset() {
+        vTaskPrioritySet(NULL, original_priority_);
+    }
+
+private:
+    BaseType_t original_priority_;
+};
+
 #endif // _APPLICATION_H_