feat: add ESLint and Prettier with pre-commit hook

- Install ESLint 9 with TypeScript and React support
- Install Prettier with custom configuration (no semicolons)
- Add husky and lint-staged for pre-commit hooks
- Configure lint-staged to auto-fix and format on commit
- Relax ESLint rules to avoid large-scale code changes
- Format all existing code with Prettier (no semicolons)

Co-Authored-By: tinkle-community <tinklefund@gmail.com>

web/.prettierrc.json

@@ -1,5 +1,5 @@
 {
-  "semi": true,
+  "semi": false,
   "trailingComma": "es5",
   "singleQuote": true,
   "printWidth": 80,