Add async model thread, vision FPS throttle, configurable FPS, .gitignore __pycache__

ctl.sh

@@ -47,6 +47,8 @@ init_pins() {
     echo 0   > "$DIR/mortor_kd" 2>/dev/null
     echo 0   > "$DIR/start" 2>/dev/null
     echo 1   > "$DIR/showImg" 2>/dev/null
+    echo 60  > "$DIR/vision_fps" 2>/dev/null
+    echo 20  > "$DIR/model_fps" 2>/dev/null
     echo "[framework] 引脚初始化完成"
 }