feat(workflow): Fixes #39 - Installation linters

Author: RustyRory

app/frontend/.eslintrc.js

@@ -6,7 +6,7 @@ module.exports = {
   extends: [
     'eslint:recommended',
     'plugin:react/recommended',
-    'plugin:prettier/recommended'
+    'plugin:prettier/recommended',
   ],
   plugins: ['react', 'prettier'],
   rules: {

app/frontend/eslint.config.mjs

@@ -0,0 +1,32 @@
+import pluginReact from 'eslint-plugin-react';
+import pluginPrettier from 'eslint-plugin-prettier';
+import { defineConfig } from 'eslint/config';
+
+export default defineConfig([
+  {
+    files: ['**/*.{js,jsx}'],
+    languageOptions: {
+      parserOptions: {
+        ecmaVersion: 2025,
+        sourceType: 'module',
+        ecmaFeatures: {
+          jsx: true,
+        },
+      },
+      globals: { window: true, document: true },
+    },
+    plugins: {
+      prettier: pluginPrettier,
+      react: pluginReact,
+    },
+    rules: {
+      'prettier/prettier': ['error', { singleQuote: true, semi: true }],
+      'react/react-in-jsx-scope': 'off',
+    },
+    settings: {
+      react: {
+        version: 'detect',
+      },
+    },
+  },
+]);