enable automated linting

.github/workflows/linting.yml

@@ -0,0 +1,34 @@
+name: ESLint Linting
+
+on:
+    pull_request:
+        paths:
+            - '**/*.js'
+            - '**/*.jsx'
+            - '**/*.ts'
+            - '**/*.tsx'
+            - '.eslintrc*'
+            - 'package.json'
+            - 'yarn.lock'
+            - 'pnpm-lock.yaml'
+            - 'package-lock.json'
+
+jobs:
+    lint:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout code
+              uses: actions/checkout@v4
+
+            - name: Set up Node.js
+              uses: actions/setup-node@v4
+              with:
+                node-version: '20'
+
+            - name: Install dependencies
+              run: |
+                npm ci
+
+            - name: Run ESLint
+              run: |
+                npx eslint . --ext .js,.jsx,.ts,.tsx

eslint.config.js

@@ -1,12 +1,19 @@
 import tseslint from 'typescript-eslint';
 
-export default tseslint.config(
-    tseslint.configs.recommended,
-    {
-        files: ["**/*.ts", "**/*.tsx", "**/*.js", "**/*.jsx"],
+export default tseslint.config({
+  files: ["**/*.{ts,tsx,js,jsx}"],
+  languageOptions: {
+    parser: tseslint.parser,
+    parserOptions: {
+      ecmaVersion: "latest",
+      sourceType: "module",
+      ecmaFeatures: {
+        jsx: true
+      }
+    }
+  },
   rules: {
-            semi: "error",
-            "prefer-const": "error"
+    "semi": "error",
+    "prefer-const": "warn"
   }
-    }
-);
+});