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Add comprehensive database setup and user management system

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- Implement PostgreSQL database schema with users and bookmarks tables
- Add database connection pooling with retry logic and error handling
- Create migration system with automatic schema initialization
- Add database CLI tools for management (init, status, validate, etc.)
- Include comprehensive error handling and diagnostics
- Add development seed data and testing utilities
- Implement health monitoring and connection pool statistics
- Create detailed documentation and troubleshooting guide

Database features:
- Users table with authentication fields and email verification
- Bookmarks table with user association and metadata
- Proper indexes for performance optimization
- Automatic timestamp triggers
- Transaction support with rollback handling
- Connection pooling (20 max connections, 30s idle timeout)
- Graceful shutdown handling

CLI commands available:
- npm run db:init - Initialize database
- npm run db:status - Check database status
- npm run db:validate - Validate schema
- npm run db:test - Run database tests
- npm run db:diagnostics - Full diagnostics
This commit is contained in:
Rainer Koschnick
2025-07-19 23:21:50 +02:00
commit 0abee5b794
66 changed files with 45023 additions and 0 deletions
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Accessibility Test - Bookmark Manager</title>
<style>
body {
font-family: Arial, sans-serif;
max-width: 800px;
margin: 0 auto;
padding: 20px;
line-height: 1.6;
}
.test-section {
margin-bottom: 30px;
padding: 20px;
border: 1px solid #ddd;
border-radius: 8px;
}
.test-item {
margin-bottom: 10px;
padding: 10px;
background: #f9f9f9;
border-radius: 4px;
}
.pass { color: #1e7e34; }
.fail { color: #bd2130; }
.info { color: #138496; }
</style>
</head>
<body>
<h1>Bookmark Manager - Accessibility Test Results</h1>
<div class="test-section">
<h2>✅ Implemented Accessibility Features</h2>
<div class="test-item">
<h3 class="pass">1. Tab Order Navigation</h3>
<p>✓ All interactive elements have proper tabindex and tab order</p>
<p>✓ Bookmark items are focusable with tabindex="0"</p>
<p>✓ Modal focus management implemented</p>
</div>
<div class="test-item">
<h3 class="pass">2. ARIA Labels and Semantic HTML</h3>
<p>✓ Header has role="banner"</p>
<p>✓ Navigation has role="navigation" and proper aria-labels</p>
<p>✓ Main content has role="main"</p>
<p>✓ Modals have role="dialog", aria-modal="true", and aria-labelledby</p>
<p>✓ Progress bars have role="progressbar" with aria-valuenow</p>
<p>✓ Filter buttons have aria-pressed states</p>
<p>✓ Screen reader only content with .sr-only class</p>
</div>
<div class="test-item">
<h3 class="pass">3. Keyboard Activation</h3>
<p>✓ Enter/Space key activation for all buttons</p>
<p>✓ Enter/Space key activation for bookmark items</p>
<p>✓ Filter buttons support keyboard activation</p>
</div>
<div class="test-item">
<h3 class="pass">4. Escape Key Functionality</h3>
<p>✓ Escape key closes all modals</p>
<p>✓ Focus restoration after modal close</p>
</div>
<div class="test-item">
<h3 class="pass">5. High Contrast Colors (WCAG AA Compliance)</h3>
<p>✓ Button colors updated for better contrast ratios</p>
<p>✓ Status indicator colors improved</p>
<p>✓ Focus indicators enhanced with stronger colors</p>
<p>✓ Active filter buttons have sufficient contrast</p>
</div>
</div>
<div class="test-section">
<h2>🎯 Additional Accessibility Enhancements</h2>
<div class="test-item">
<h3 class="info">Keyboard Shortcuts</h3>
<p>• Ctrl/Cmd + I: Import bookmarks</p>
<p>• Ctrl/Cmd + E: Export bookmarks</p>
<p>• Ctrl/Cmd + N: Add new bookmark</p>
<p>• Ctrl/Cmd + F: Focus search input</p>
<p>• Escape: Close modals</p>
</div>
<div class="test-item">
<h3 class="info">Screen Reader Support</h3>
<p>• Descriptive aria-labels for all interactive elements</p>
<p>• Status announcements with aria-live regions</p>
<p>• Proper heading hierarchy</p>
<p>• Alternative text for icons and images</p>
</div>
<div class="test-item">
<h3 class="info">Focus Management</h3>
<p>• Visible focus indicators on all interactive elements</p>
<p>• Focus trapping in modals</p>
<p>• Focus restoration after modal interactions</p>
<p>• Logical tab order throughout the application</p>
</div>
</div>
<div class="test-section">
<h2>📋 Testing Instructions</h2>
<ol>
<li><strong>Keyboard Navigation:</strong> Use Tab key to navigate through all elements</li>
<li><strong>Screen Reader:</strong> Test with NVDA, JAWS, or VoiceOver</li>
<li><strong>Keyboard Shortcuts:</strong> Try Ctrl+I, Ctrl+E, Ctrl+N, Ctrl+F</li>
<li><strong>Modal Navigation:</strong> Open modals and test Escape key</li>
<li><strong>Bookmark Interaction:</strong> Use Enter/Space on bookmark items</li>
<li><strong>Filter Buttons:</strong> Use Enter/Space on filter buttons</li>
</ol>
</div>
<div class="test-section">
<h2>🔍 WCAG 2.1 AA Compliance Checklist</h2>
<div class="test-item">
<p>✅ <strong>1.3.1 Info and Relationships:</strong> Semantic HTML structure</p>
<p>✅ <strong>1.4.3 Contrast (Minimum):</strong> 4.5:1 contrast ratio for text</p>
<p>✅ <strong>2.1.1 Keyboard:</strong> All functionality available via keyboard</p>
<p>✅ <strong>2.1.2 No Keyboard Trap:</strong> Focus can move freely</p>
<p>✅ <strong>2.4.3 Focus Order:</strong> Logical focus sequence</p>
<p>✅ <strong>2.4.7 Focus Visible:</strong> Clear focus indicators</p>
<p>✅ <strong>3.2.2 On Input:</strong> No unexpected context changes</p>
<p>✅ <strong>4.1.2 Name, Role, Value:</strong> Proper ARIA implementation</p>
</div>
</div>
</body>
</html>