feat: initialize simple-bun project with Vite and Lit template

- Add README.md with project description and CLI commands
- Create app.ts with initial import from @kevisual/router
- Set up tsconfig.json with custom compiler options and paths

.gitignore

@@ -0,0 +1,15 @@
+.env
+!.env*development
+
+node_modules
+
+dist
+pack-dist
+
+.DS_Store
+
+.pnpm-store
+
+.vite
+
+.astro