refactor: restructure registry with auth and agent guidelines

- Add built-in authentication with Apache utils
- Add AGENTS.md for coding guidelines
- Enhance security with authentication enabled by default
- Remove unnecessary template files
- Simplify configuration and setup process

setup.sh

@@ -1,33 +1,22 @@
 #!/bin/bash
 
-# Setup script for Lightweight Docker Registry
+echo "Setting up Docker Registry with authentication..."
 
-echo "🐳 Setting up Lightweight Docker Registry..."
+# Build and start the registry
+docker-compose up -d --build
 
-# Create necessary directories
-mkdir -p data auth certs
+echo "Waiting for registry to start..."
+sleep 5
 
-# Copy environment file if it doesn't exist
-if [ ! -f .env ]; then
-    cp .env.example .env
-    echo "✅ Created .env file from template"
-else
-    echo "ℹ️  .env file already exists"
-fi
-
-# Set proper permissions
-chmod 755 data auth certs
-
-echo "🚀 Starting registry..."
-docker-compose up -d
+# Set initial password for recruas user
+echo "Setting password for 'recruas' user..."
+docker exec -it registry htpasswd -B /etc/docker/registry/auth/htpasswd recruas
 
+echo "Setup complete!"
+echo "Registry is running with authentication enabled."
+echo "Default user: recruas"
+echo "UI will be available on port 80 (exposed)"
+echo "Registry API available on port 5000 (exposed)"
 echo ""
-echo "✅ Registry is running!"
-echo "📊 Web UI: http://your-domain"
-echo "🔌 Registry API: http://your-domain:5000"
-echo ""
-echo "💡 To push an image:"
-echo "   docker tag myimage your-domain:5000/myimage"
-echo "   docker push your-domain:5000/myimage"
-echo ""
-echo "📝 Edit .env file to customize configuration"
+echo "To change password later:"
+echo "docker exec -it registry htpasswd -B /etc/docker/registry/auth/htpasswd recruas"