feat: build v1 Mews client: reader UI, gestures, Drift store, fetch actor

app/lib/presentation/reader/reader_fonts.dart

@@ -0,0 +1,15 @@
+/// The bundled typefaces the reader can choose from (spec 8.2). Adding a font
+/// is one TTF in assets/fonts, one entry in pubspec.yaml and one entry here.
+class ReaderFont {
+  const ReaderFont(this.family, this.labelId);
+
+  /// The pubspec font family name.
+  final String family;
+
+  /// Message ID of its display name in locales/en-US/main.ftl.
+  final String labelId;
+}
+
+const readerFonts = [
+  ReaderFont('Atkinson Hyperlegible', 'settings-font-atkinson'),
+];