feat: add meeting transcription app scaffolding

- Add Python backend structure with FastAPI for transcription/summarization
- Add React UI with audio recording, transcript, and summary views
- Configure Tauri to manage Python backend lifecycle
- Set up Windows cross-compilation with cargo-xwin
- Add Gitea CI workflow for lint, test, and multi-platform builds
- Configure ESLint, Prettier, and Vitest for code quality

Note: App scaffolding only - Python env and models not yet set up

src-tauri/tauri.conf.json

@@ -12,9 +12,11 @@
   "app": {
     "windows": [
       {
-        "title": "Chronara",
-        "width": 800,
-        "height": 600
+        "title": "Chronara - Meeting Transcription",
+        "width": 1200,
+        "height": 800,
+        "minWidth": 800,
+        "minHeight": 600
       }
     ],
     "security": {
@@ -23,23 +25,12 @@
   },
   "bundle": {
     "active": true,
-    "targets": ["app", "deb", "rpm", "appimage", "nsis"],
+    "targets": ["nsis"],
     "publisher": "NHCarrigan",
     "copyright": "Copyright © 2026 Naomi Carrigan",
     "category": "Productivity",
     "shortDescription": "Meeting transcription and summarization tool using local AI models",
     "longDescription": "Chronara provides real-time meeting transcription with speaker diarization and AI-powered summaries, all processed locally for maximum privacy.",
-    "linux": {
-      "deb": {
-        "depends": []
-      },
-      "rpm": {
-        "release": "1"
-      },
-      "appimage": {
-        "bundleMediaFramework": true
-      }
-    },
     "windows": {
       "nsis": {}
     },