Initial commit: Claude How To project

Added comprehensive examples for Claude Code features including slash commands, subagents, memory, MCP protocol, skills, and plugins with documentation and quick reference guides.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

06-plugins/devops-automation/scripts/deploy.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+set -e
+
+echo "🚀 Starting deployment..."
+
+# Load environment
+ENV=${1:-staging}
+echo "📦 Target environment: $ENV"
+
+# Pre-deployment checks
+echo "✓ Running pre-deployment checks..."
+npm run lint
+npm test
+
+# Build
+echo "🔨 Building application..."
+npm run build
+
+# Deploy
+echo "🚢 Deploying to $ENV..."
+kubectl apply -f k8s/$ENV/
+
+# Health check
+echo "🏥 Running health checks..."
+sleep 10
+curl -f http://api.$ENV.example.com/health
+
+echo "✅ Deployment complete!"

06-plugins/devops-automation/scripts/health-check.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+echo "🏥 System Health Check"
+echo "===================="
+
+ENV=${1:-production}
+
+# Check API
+echo -n "API: "
+if curl -sf http://api.$ENV.example.com/health > /dev/null; then
+  echo "✅ Healthy"
+else
+  echo "❌ Unhealthy"
+fi
+
+# Check Database
+echo -n "Database: "
+if pg_isready -h db.$ENV.example.com > /dev/null 2>&1; then
+  echo "✅ Healthy"
+else
+  echo "❌ Unhealthy"
+fi
+
+# Check Pods
+echo -n "Kubernetes Pods: "
+PODS_READY=$(kubectl get pods -n $ENV --no-headers | grep "Running" | wc -l)
+PODS_TOTAL=$(kubectl get pods -n $ENV --no-headers | wc -l)
+echo "$PODS_READY/$PODS_TOTAL ready"
+
+echo "===================="

06-plugins/devops-automation/scripts/rollback.sh

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+#!/bin/bash
+set -e
+
+echo "⏪ Starting rollback..."
+
+ENV=${1:-staging}
+echo "📦 Target environment: $ENV"
+
+# Get previous deployment
+PREVIOUS=$(kubectl rollout history deployment/app -n $ENV | tail -2 | head -1 | awk '{print $1}')
+echo "🔄 Rolling back to revision: $PREVIOUS"
+
+# Execute rollback
+kubectl rollout undo deployment/app -n $ENV
+
+# Wait for rollback
+echo "⏳ Waiting for rollback to complete..."
+kubectl rollout status deployment/app -n $ENV
+
+# Health check
+echo "🏥 Running health checks..."
+sleep 5
+curl -f http://api.$ENV.example.com/health
+
+echo "✅ Rollback complete!"