feat(frontend): add eslint, typechecking

frontend/eslint.config.ts

@@ -0,0 +1,15 @@
+// @ts-expect-error fix package
+import config from 'eslint-config-ksv741';
+
+export default [
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
+  ...config,
+  {
+    rules: {
+      'import/no-extraneous-dependencies': ['error', {
+        devDependencies: ['eslint.config.ts', 'rsbuild.config.ts'],
+      }],
+      'import/no-anonymous-default-export': 'off',
+    },
+  },
+];

frontend/package.json

@@ -5,8 +5,10 @@
   "private": true,
   "scripts": {
     "build": "rsbuild build",
-    "dev": "rsbuild dev --open",
+    "dev": "rsbuild dev",
-    "preview": "rsbuild preview"
+    "preview": "rsbuild preview",
+    "lint": "eslint",
+    "typecheck": "tsc --noEmit"
   },
   "dependencies": {
     "react": "19.1.1",
@@ -14,9 +16,14 @@
   },
   "devDependencies": {
     "@rsbuild/core": "1.4.15",
+    "@rsbuild/plugin-eslint": "1.1.2",
     "@rsbuild/plugin-react": "1.3.5",
+    "@rsbuild/plugin-type-check": "1.2.4",
     "@types/react": "19.1.9",
     "@types/react-dom": "19.1.7",
+    "@typescript-eslint/parser": "8.39.0",
+    "eslint": "9.33.0",
+    "eslint-config-ksv741": "0.2.0",
     "typescript": "5.9.2"
   }
 }

frontend/rsbuild.config.ts

@@ -1,6 +1,25 @@
 import { defineConfig } from '@rsbuild/core';
 import { pluginReact } from '@rsbuild/plugin-react';
+import { pluginEslint } from '@rsbuild/plugin-eslint';
+import { pluginTypeCheck } from '@rsbuild/plugin-type-check';
 
 export default defineConfig({
-  plugins: [pluginReact()],
+  plugins: [
+    pluginReact(),
+    pluginEslint({
+      eslintPluginOptions: {
+        configType: 'flat',
+      },
+    }),
+    pluginTypeCheck(),
+  ],
+  server: {
+    proxy: {
+      '/api': {
+        target: 'http://localhost:3000',
+        changeOrigin: true,
+        pathRewrite: { '^/api': '' },
+      },
+    },
+  },
 });

frontend/src/App.tsx

@@ -1,9 +1,7 @@
-const App = () => {
+const App = () => (
-  return (
   <div>
     <h1>Investments Control Frontend</h1>
   </div>
 );
-};
 
 export default App;

frontend/src/env.d.ts

@@ -6,6 +6,7 @@
  */
 declare module '*.svg?react' {
   import type React from 'react';
+
   const ReactComponent: React.FunctionComponent<React.SVGProps<SVGSVGElement>>;
   export default ReactComponent;
 }

frontend/tsconfig.json

@@ -21,5 +21,9 @@
     "noUnusedLocals": true,
     "noUnusedParameters": true
   },
-  "include": ["src"]
+  "include": [
+    "src",
+    "eslint.config.ts",
+    "rsbuild.config.ts"
+  ]
 }