chore: dependency updates

BREAKING CHANGE: major updates of keycloak-js, terrestris utils and
a lot of dev depdencies (e.g. eslint v9)

Author: ahennr

.eslintignore

@@ -5,9 +5,8 @@ module.exports = {
     '@babel/preset-react'
   ],
   plugins: [
-    '@babel/proposal-class-properties',
-    '@babel/proposal-object-rest-spread',
-    '@babel/proposal-optional-chaining',
+    '@babel/plugin-transform-optional-chaining',
+    ['@babel/plugin-transform-class-properties', { loose: false }],
     [
       'import',
       {

.eslintrc.cjs

@@ -0,0 +1,101 @@
+// @ts-check
+import globals from 'globals';
+import reactHooks from 'eslint-plugin-react-hooks';
+import importPlugin from 'eslint-plugin-import';
+import eslintReact from 'eslint-plugin-react';
+import eslintTerrestris from '@terrestris/eslint-config-typescript';
+import eslint from '@eslint/js';
+import tsEslint from 'typescript-eslint';
+import stylisticEslint from '@stylistic/eslint-plugin'
+
+export default tsEslint.config({
+  extends: [
+    eslint.configs.recommended,
+    ...tsEslint.configs.recommended,
+    ...tsEslint.configs.stylistic,
+    importPlugin.flatConfigs.recommended
+  ],
+  files: [
+    '**/*.{ts,tsx}',
+  ],
+  ignores: [
+    '**/test/setup.ts',
+    '**/e2e-tests/**.ts',
+    '**/global-setup.ts',
+    '**/playwright.config.ts',
+    '**/*.spec.{ts,tsx}',
+    'coverage/**/*.{js,ts*}',
+    'dist/**/*.{js,ts*}'
+  ],
+  languageOptions: {
+    ecmaVersion: 2020,
+    globals: globals.browser,
+    parserOptions: {
+      project: true,
+      tsconfigRootDir: import.meta.dirname
+    }
+  },
+  plugins: {
+    'react-hooks': reactHooks,
+    '@stylistic': stylisticEslint,
+    react: eslintReact
+  },
+  rules: {
+    ...eslintTerrestris.rules,
+    'arrow-spacing': 'warn',
+    'comma-spacing': 'warn',
+    'comma-dangle': 'warn',
+    'eol-last': 'warn',
+    'no-multi-spaces': 'warn',
+    'no-unused-vars': 'warn',
+    'no-multiple-empty-lines': ['warn', {
+      max: 1
+    }],
+    'object-property-newline': 'warn',
+    'object-curly-newline': ['warn', {
+      consistent: true,
+      minProperties: 2
+    }],
+    'space-before-function-paren': ['warn', {
+      anonymous: 'always',
+      named: 'never',
+      asyncArrow: 'always'
+    }],
+    ...reactHooks.configs.recommended.rules,
+    'react/jsx-closing-tag-location': ['warn'],
+    'react/jsx-closing-bracket-location': ['warn'],
+    'react-hooks/rules-of-hooks': ['warn'],
+    'react-hooks/exhaustive-deps': ['warn'],
+    '@typescript-eslint/member-ordering': 'off',
+    '@typescript-eslint/no-empty-object-type': 'off',
+    '@typescript-eslint/no-unused-vars': 'warn',
+    'import/no-named-as-default': 'off',
+    'import/no-unresolved': 'off',
+    'import/named': 'off',
+    'import/order': ['warn', {
+      groups: [
+        'builtin',
+        'external',
+        'parent',
+        'sibling',
+        'index',
+        'object'
+      ],
+      pathGroups: [{
+        pattern: 'react',
+        group: 'external',
+        position: 'before'
+      }, {
+        pattern: '@terrestris/**',
+        group: 'external',
+        position: 'after'
+      }],
+      pathGroupsExcludedImportTypes: ['react'],
+      'newlines-between': 'always-and-inside-groups',
+      alphabetize: {
+        order: 'asc',
+        caseInsensitive: true
+      }
+    }]
+  }
+});

babel.config.cjs

@@ -18,7 +18,6 @@ export default {
     '^.+\\.tsx?$': 'babel-jest'
   },
   moduleNameMapper: {
-    // eslint-disable-next-line max-len
     '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$': '<rootDir>/test/__mocks__/fileMock.js',
     '\\.(css|less|scss)$': '<rootDir>/test/__mocks__/styleMock.js',
     'shogunApplicationConfig': '<rootDir>/assets/fallbackConfig.js'