refactor(tests): update package.json scripts for linting and testing; enhance CI workflows for linting and testing integration

frontend/eslint.config.js

@@ -15,7 +15,7 @@ export default defineConfig([
     ],
     languageOptions: {
       ecmaVersion: 2020,
-      globals: globals.browser,
+      globals: { ...globals.browser, process: 'readonly' },
       parserOptions: {
         ecmaVersion: 'latest',
         ecmaFeatures: { jsx: true },
@@ -23,7 +23,8 @@ export default defineConfig([
       },
     },
     rules: {
-      'no-unused-vars': ['error', { varsIgnorePattern: '^[A-Z_]' }],
+      'no-unused-vars': ['error', { varsIgnorePattern: '^[A-Z_]', argsIgnorePattern: '^_', caughtErrorsIgnorePattern: '^_' }],
+      'no-empty': ['error', { allowEmptyCatch: true }],
     },
   },
 ])