fix(projects): 修复vertical-mix布局、重构初始化的loading

src/composables/common/index.ts

@@ -1,4 +1,3 @@
 export * from './system';
 export * from './router';
-export * from './theme';
 export * from './layout';

src/composables/common/theme.ts

@@ -1,37 +0,0 @@
-import { watch, onUnmounted } from 'vue';
-import { useOsTheme } from 'naive-ui';
-import { useElementSize } from '@vueuse/core';
-import { useThemeStore } from '@/store';
-
-export function useTheme() {
-  const osTheme = useOsTheme();
-  const theme = useThemeStore();
-  const { width } = useElementSize(document.documentElement);
-
-  /** 监听操作系统主题模式 */
-  const stopHandle = watch(
-    osTheme,
-    newValue => {
-      const isDark = newValue === 'dark';
-      theme.setDarkMode(isDark);
-    },
-    { immediate: true }
-  );
-
-  /**
-   * 禁用横向滚动
-   * @description 页面切换时,过渡动画会产生水平方向的滚动条, 小于最小宽度时，不禁止
-   */
-  const anotherStopHandle = watch(width, newValue => {
-    if (newValue < theme.layout.minWidth) {
-      document.documentElement.style.overflowX = 'auto';
-    } else {
-      document.documentElement.style.overflowX = 'hidden';
-    }
-  });
-
-  onUnmounted(() => {
-    stopHandle();
-    anotherStopHandle();
-  });
-}