feat: initialize Svelte frontend with Vite and TypeScript

- Added package.json for project configuration and dependencies.
- Included images for the application (teh-jokur.png and vite.svg).
- Created main application structure with App.svelte, CounterCard.svelte, and AddCounterCard.svelte components.
- Implemented functionality for adding, editing, incrementing, and decrementing counters.
- Added clickOutside utility for handling outside clicks in editing mode.
- Configured TypeScript with appropriate tsconfig files for app and node.
- Set up Vite configuration for building the application.
- Added global styles in app.css for consistent UI design.

.gitignore

@@ -0,0 +1,33 @@
+# Node dependencies
+node_modules/
+frontend/node_modules/
+backend/node_modules/
+
+# Build output
+dist/
+frontend/dist/
+backend/dist/
+
+# SQLite database and uploads
+backend/db.sqlite
+backend/uploads/
+
+# Logs
+logs/
+*.log
+npm-debug.log*
+yarn-debug.log*
+pnpm-debug.log*
+
+# Editor directories and files
+.vscode/
+.idea/
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
+
+# Environment files (if any)
+.env