refactor: remove debug plugin

BREAKING CHANGE: `@vuepress/plugin-debug` package has been removed

Author: meteorlxy

docs/.vuepress/config.ts

@@ -154,7 +154,6 @@ export default defineUserConfig<DefaultThemeOptions>({
   },
 
   plugins: [
-    ['@vuepress/plugin-debug'],
     [
       '@vuepress/plugin-docsearch',
       {

docs/.vuepress/configs/navbar/en.ts

@@ -85,7 +85,6 @@ export const en: NavbarConfig = [
         text: 'Theme Development',
         children: [
           '/reference/plugin/active-header-links.md',
-          '/reference/plugin/debug.md',
           '/reference/plugin/git.md',
           '/reference/plugin/palette.md',
           '/reference/plugin/theme-data.md',

docs/.vuepress/configs/navbar/zh.ts

@@ -82,7 +82,6 @@ export const zh: NavbarConfig = [
         text: '主题开发',
         children: [
           '/zh/reference/plugin/active-header-links.md',
-          '/zh/reference/plugin/debug.md',
           '/zh/reference/plugin/git.md',
           '/zh/reference/plugin/palette.md',
           '/zh/reference/plugin/theme-data.md',

docs/.vuepress/configs/sidebar/en.ts

@@ -114,7 +114,6 @@ export const en: SidebarConfig = {
           text: 'Theme Development',
           children: [
             '/reference/plugin/active-header-links.md',
-            '/reference/plugin/debug.md',
             '/reference/plugin/git.md',
             '/reference/plugin/palette.md',
             '/reference/plugin/theme-data.md',

docs/.vuepress/configs/sidebar/zh.ts

@@ -117,7 +117,6 @@ export const zh: SidebarConfig = {
           text: '主题开发',
           children: [
             '/zh/reference/plugin/active-header-links.md',
-            '/zh/reference/plugin/debug.md',
             '/zh/reference/plugin/git.md',
             '/zh/reference/plugin/palette.md',
             '/zh/reference/plugin/theme-data.md',

docs/reference/plugin/debug.md

@@ -13,7 +13,6 @@ const clientPackages = [
   '@vuepress/plugin-active-header-links',
   '@vuepress/plugin-back-to-top',
   '@vuepress/plugin-container',
-  '@vuepress/plugin-debug',
   '@vuepress/plugin-docsearch',
   '@vuepress/plugin-external-link-icon',
   '@vuepress/plugin-git',

docs/zh/reference/plugin/debug.md

@@ -21,7 +21,6 @@ export const info = async (): Promise<void> => {
         '@vuepress/plugin-active-header-links',
         '@vuepress/plugin-back-to-top',
         '@vuepress/plugin-container',
-        '@vuepress/plugin-debug',
         '@vuepress/plugin-docsearch',
         '@vuepress/plugin-external-link-icon',
         '@vuepress/plugin-git',