Implement modular authentication with improved error handling

.eslintrc.js

@@ -0,0 +1,25 @@
+module.exports = {
+  env: {
+    browser: true,
+    es2021: true,
+    node: true,
+    jest: true
+  },
+  extends: [
+    'eslint:recommended',
+    'plugin:jest/recommended',
+    'prettier'
+  ],
+  plugins: ['jest'],
+  parserOptions: {
+    ecmaVersion: 'latest',
+    sourceType: 'module'
+  },
+  rules: {
+    'no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
+    'no-console': process.env.NODE_ENV === 'production' ? 'warn' : 'off',
+    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off',
+    'semi': ['error', 'always'],
+    'quotes': ['error', 'single']
+  }
+};

.gitignore

@@ -2,11 +2,21 @@
 node_modules/
 jspm_packages/
 
+package-lock.json
+
 # Optional npm cache directory
 .npm
 
+# IntelliJ IDEA - ignore user-specific files, but keep shared configurations
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/usage.statistics.xml
+.idea/dictionaries
+.idea/shelf
+*.iws
+
+
 # Editor directories and files
-.idea/
 .vscode/
 *.swp
 *.swo
@@ -17,4 +27,14 @@ jspm_packages/
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
-lerna-debug.log*
+lerna-debug.log*
+
+# Local DokuWiki instance data
+/dokuwiki-test/
+# DokuWiki development environment data
+/dokuwiki-dev/data/
+
+# Keep Docker Compose files and scripts
+!/dokuwiki-dev/docker-compose.yml
+!/dokuwiki-dev/start.sh
+!/dokuwiki-dev/stop.sh

.prettierrc

@@ -0,0 +1,8 @@
+{
+  "semi": true,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "es5",
+  "printWidth": 100,
+  "bracketSpacing": true
+}