Fix dependencies, add eslint CI

.github/workflows/eslint.yml

@@ -0,0 +1,30 @@
+name: ESLint
+
+on:
+  push:
+    paths:
+      - 'frontend/**'
+  pull_request:
+    paths:
+      - 'frontend/**'
+
+jobs:
+  eslint:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: frontend
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: 'npm'
+          cache-dependency-path: frontend/package-lock.json
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run lint
+        run: npm run lint

frontend/.eslintrc.cjs

@@ -23,7 +23,13 @@ module.exports = {
   parserOptions: {
     ecmaVersion: "latest",
     sourceType: "module",
+    project: "./tsconfig.json",
   },
   plugins: ["@typescript-eslint", "react"],
   rules: {},
+  settings: {
+    react: {
+      version: "detect", // Automatically detect the React version
+    },
+  },
 };