feat: Add folder title matching and parsing (#2067)

This is a breaking change for users of the [experimental 'folder'
functionality](https://card.camera/#/configuration/folders).

Related: #1748

vite.config.ts

@@ -36,6 +36,7 @@ const FULL_COVERAGE_FILES_RELATIVE = [
   'utils/media-layout.ts',
   'utils/media.ts',
   'utils/ptz.ts',
+  'utils/regexp-extract.ts',
   'utils/screenshot.ts',
   'utils/scroll.ts',
   'utils/substream.ts',