feat: initialize gomdown-helper with yt-dlp transfer flow

manifest.config.ts

@@ -0,0 +1,47 @@
+import { defineManifest } from '@crxjs/vite-plugin'
+import pkg from './package.json'
+
+export default defineManifest({
+  manifest_version: 3,
+  name: 'Gomdown Helper',
+  description: 'Send browser downloads to gdown',
+  version: pkg.version,
+  default_locale: 'en',
+  icons: {
+    '16': 'images/16.png',
+    '32': 'images/32.png',
+    '48': 'images/48.png',
+    '128': 'images/128.png',
+  },
+  background: {
+    service_worker: 'src/background/index.ts',
+    type: 'module',
+  },
+  action: {
+    default_popup: 'src/popup/index.html',
+    default_title: 'Gomdown Helper',
+    default_icon: {
+      '16': 'images/16.png',
+      '32': 'images/32.png',
+      '48': 'images/48.png',
+      '128': 'images/128.png',
+    },
+  },
+  options_page: 'src/config/index.html',
+  content_scripts: [
+    {
+      matches: ['<all_urls>'],
+      js: ['src/content/index.ts'],
+      run_at: 'document_start',
+      all_frames: true,
+    },
+  ],
+  permissions: ['downloads', 'downloads.shelf', 'notifications', 'storage', 'contextMenus', 'cookies', 'webRequest', 'nativeMessaging'],
+  host_permissions: ['<all_urls>'],
+  web_accessible_resources: [
+    {
+      resources: ['images/*'],
+      matches: ['<all_urls>'],
+    },
+  ],
+})