chore: 还原不必要的 route title，优化 hook 示例文案

src/router/index.ts

@@ -26,7 +26,6 @@ export const constantRoutes: RouteRecordRaw[] = [
     path: "/403",
     component: () => import("@/views/error-page/403.vue"),
     meta: {
-      title: "403",
       hidden: true
     }
   },
@@ -34,7 +33,6 @@ export const constantRoutes: RouteRecordRaw[] = [
     path: "/404",
     component: () => import("@/views/error-page/404.vue"),
     meta: {
-      title: "404",
       hidden: true
     },
     alias: "/:pathMatch(.*)*"
@@ -43,7 +41,6 @@ export const constantRoutes: RouteRecordRaw[] = [
     path: "/login",
     component: () => import("@/views/login/index.vue"),
     meta: {
-      title: "登录",
       hidden: true
     }
   },

src/views/hook-demo/use-fullscreen-loading.vue

@@ -41,7 +41,7 @@ const queryError = async () => {
 <template>
   <div class="app-container">
     <h4>该示例是演示：通过将要执行的函数传递给 hook，让 hook 自动开启全屏 loading，函数执行结束后自动关闭 loading</h4>
-    <el-button @click="querySuccess">查询成功</el-button>
-    <el-button @click="queryError">查询失败</el-button>
+    <el-button type="primary" @click="querySuccess">查询成功</el-button>
+    <el-button type="danger" @click="queryError">查询失败</el-button>
   </div>
 </template>

src/views/hook-demo/use-watermark.vue

@@ -9,14 +9,15 @@ const { setWatermark: setGlobalWatermark, clear: clearGlobalWatermark } = useWat
 
 <template>
   <div class="app-container">
+    <h4>该示例是演示：通过调用 hook，开启或关闭水印（支持局部、全局、自定义样式）</h4>
     <div ref="localRef" class="local" />
     <el-button-group>
       <el-button type="primary" @click="setWatermark('局部水印', { color: '#409eff' })">创建局部水印</el-button>
-      <el-button type="primary" @click="clear">清除局部水印</el-button>
+      <el-button type="danger" @click="clear">清除局部水印</el-button>
     </el-button-group>
     <el-button-group>
       <el-button type="primary" @click="setGlobalWatermark('全局水印')">创建全局水印</el-button>
-      <el-button type="primary" @click="clearGlobalWatermark">清除全局水印</el-button>
+      <el-button type="danger" @click="clearGlobalWatermark">清除全局水印</el-button>
     </el-button-group>
   </div>
 </template>