blue-green-deploy
blue-green-deploy is an engineering AI skill with a core value of Configure zero-downtime deployment strategies including blue-green, canary, and rolling deployments. It
helps developers solve real-world problems in the engineering domain, boosting
efficiency, automating repetitive tasks, and optimizing workflows.
Configure zero-downtime deployment strategies including blue-green, canary, and rolling deployments.
Quick Facts
mkdir -p ./skills/blue-green-deploy && curl -sfL https://raw.githubusercontent.com/sickn33/antigravity-awesome-skills/main/skills/blue-green-deploy/SKILL.md -o ./skills/blue-green-deploy/SKILL.mdRun in terminal / PowerShell. Requires curl (Unix) or PowerShell 5+ (Windows).
Skill Content
# Blue-Green & Deployment Strategies
Implement zero-downtime deployment patterns for production systems.
Prerequisites
- Load balancer or ingress controller
- Container orchestration (K8s) or cloud platform
- CI/CD pipeline
- Health check endpoints
Deployment Strategy Overview
┌─────────────────────────────────────────────────────────────┐
│ DEPLOYMENT STRATEGIES │
├─────────────┬─────────────┬─────────────┬──────────────────┤
│ Blue-Green │ Canary │ Rolling │ Recreate │
├─────────────┼─────────────┼─────────────┼──────────────────┤
│ Full env │ Gradual % │ Pod by pod │ All at once │
│ swap │ rollout │ replacement │ │
├─────────────┼─────────────┼─────────────┼──────────────────┤
│ Instant │ Slow, safe │ Moderate │ Fast, risky │
│ rollback │ rollback │ rollback │ │
├─────────────┼─────────────┼─────────────┼──────────────────┤
│ 2x resources│ +10-25% │ Same │ Same │
│ needed │ resources │ resources │ │
└─────────────┴─────────────┴─────────────┴──────────────────┘Blue-Green Deployment
Concept
Before:
┌─────────┐ ┌───────────────┐
│ Users │────▶│ Blue (v1) │ ◀── Active
└─────────┘ └───────────────┘
┌───────────────┐
│ Green (v2) │ ◀── Staging
└───────────────┘
After Switch:
┌─────────┐ ┌───────────────┐
│ Users │ │ Blue (v1) │ ◀── Standby
└─────────┘ └───────────────┘
│ ┌───────────────┐
└────────▶│ Green (v2) │ ◀── Active
└───────────────┘Kubernetes Implementation
# blue-deployment.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
name: myapp-blue
labels:
app: myapp
version: blue
spec:
replicas: 3
selector:
matchLabels:
app: myapp
version: blue
template:
metadata:
labels:
app: myapp
version: blue
spec:
containers:
- name: myapp
image: myapp:v1.0.0
ports:
- containerPort: 8080
readinessProbe:
httpGet:
path: /health
port: 8080
initialDelaySeconds: 5
periodSeconds: 5
---
# green-deployment.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
name: myapp-green
labels:
app: myapp
version: green
spec:
replicas: 3
selector:
matchLabels:
app: myapp
version: green
template:
metadata:
labels:
app: myapp
version: green
spec:
containers:
- name: myapp
image: myapp:v2.0.0
ports:
- containerPort: 8080
readinessProbe:
httpGet:
path: /health
port: 8080
initialDelaySeconds: 5
periodSeconds: 5
---
# service.yaml - Switch by changing selector
apiVersion: v1
kind: Service
metadata:
name: myapp
spec:
selector:
app: myapp
version: blue # Change to 'green' to switch
ports:
- port: 80
targetPort: 8080Switch Script
#!/bin/bash
# blue-green-switch.sh
CURRENT=$(kubectl get svc myapp -o jsonpath='{.spec.selector.version}')
NEW_VERSION=$1
echo "Current version: $CURRENT"
echo "Switching to: $NEW_VERSION"
# Verify new deployment is ready
kubectl rollout status deployment/myapp-$NEW_VERSION
# Check health
HEALTH=$(kubectl exec -it deployment/myapp-$NEW_VERSION -- curl -s localhost:8080/health)
if [ "$HEALTH" != "ok" ]; then
echo "Health check failed"
exit 1
fi
# Switch traffic
kubectl patch svc myapp -p "{\"spec\":{\"selector\":{\"version\":\"$NEW_VERSION\"}}}"
echo "Switched to $NEW_VERSION"AWS ECS Blue-Green
# AWS CodeDeploy appspec.yml
version: 0.0
Resources:
- TargetService:
Type: AWS::ECS::Service
Properties:
TaskDefinition: "arn:aws:ecs:region:account:task-definition/myapp:2"
LoadBa🎯 Best For
- Claude users
- AI users
💡 Use Cases
- Using blue-green-deploy in daily workflow
- Automating repetitive engineering tasks
📖 How to Use This Skill
- 1
Install the Skill
Copy the install command from the Terminal tab and run it. The SKILL.md file downloads to your local skills directory.
- 2
Load into Your AI Assistant
Open Claude and reference the skill. Paste the SKILL.md content or use the system prompt tab.
- 3
Apply blue-green-deploy to Your Work
Provide context for your task — paste source material, describe your audience, or share existing work to guide the AI.
- 4
Review and Refine
Edit the AI output for accuracy, tone, and completeness. Add human insight where the AI lacks context.
❓ Frequently Asked Questions
How do I install blue-green-deploy?
Copy the install command from the Terminal tab and run it. The skill downloads to ./skills/blue-green-deploy/SKILL.md, ready to use.
Can I customize this skill for my team?
Absolutely. Edit the SKILL.md file to add team-specific instructions, examples, or workflows.
⚠️ Common Mistakes to Avoid
Not reading the full skill
Skills contain important context and edge cases beyond the quick start.