refactor: 移除未使用的依赖并优化代码

- 移除 nuxt-swiper、tinymce 等相关未使用的依赖
- 优化频道关注接口的请求头配置
- 在频道操作中添加登录验证
- 修复样式类名中的语法错误

package.json

@@ -12,20 +12,15 @@
   "dependencies": {
     "@nuxtjs/axios": "^5.13.6",
     "@pinia/nuxt": "^0.11.2",
-    "@tinymce/tinymce-vue": "^5.0.0",
-    "@types/tinymce": "^5.5.0",
     "@wangeditor/editor": "^5.1.23",
     "@wangeditor/editor-for-vue": "^5.1.12",
     "decimal.js": "^10.6.0",
     "echarts": "^6.0.0",
     "mqtt": "^5.14.0",
     "nuxt": "^3.18.1",
-    "nuxt-swiper": "^2.0.1",
     "pdfjs-dist": "^5.4.54",
     "pinia": "^3.0.3",
     "qrcode.vue": "^3.6.0",
-    "swiper": "^11.2.10",
-    "tinymce": "^6.2.0",
     "vue": "^3.5.18",
     "vue-pdf-embed": "^2.1.3",
     "vue-router": "^4.5.1",