Fix: Remove duplicated sections and update outdated information in README
This commit is contained in:
142
README.md
142
README.md
@@ -5,12 +5,12 @@ A resource governance tool for OpenShift clusters that goes beyond what Metrics
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## 🚀 Features
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- **Automatic Collection**: Collects requests/limits from all pods/containers in the cluster
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- **Red Hat Validations**: Validates capacity management best practices
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- **VPA Integration**: Consumes VPA recommendations in Off mode
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- **Prometheus Integration**: Collects real consumption metrics
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- **Consolidated Reports**: Generates reports in JSON, CSV and PDF
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- **Web UI**: Simple interface for visualization and interaction
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- **Recommendation Application**: Allows approving and applying recommendations
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- **Red Hat Validations**: Validates capacity management best practices with specific request/limit values
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- **Historical Analysis**: Workload-based historical resource usage analysis (1d, 7d, 30d)
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- **Prometheus Integration**: Collects real consumption metrics from OpenShift monitoring
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- **Export Reports**: Generates reports in JSON, CSV formats
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- **Web UI**: Modern interface with sidebar navigation and real-time updates
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- **Cluster Agnostic**: Works on any OpenShift cluster without configuration
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## 📋 Requirements
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@@ -37,110 +37,36 @@ oc login <cluster-url>
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./scripts/deploy-complete.sh
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```
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### 📋 Manual Deploy
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#### 1. Image Build
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### 📋 Manual Deploy (Development)
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```bash
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# Local build
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./scripts/build.sh
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# Build and push image
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./scripts/build-and-push.sh
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# Build with specific tag
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./scripts/build.sh v1.0.0
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# Build for specific registry
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./scripts/build.sh latest your-username
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```
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#### 2. Deploy to OpenShift
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```bash
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# Apply all resources
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# Deploy to OpenShift
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oc apply -f k8s/
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# Wait for deployment
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oc rollout status deployment/resource-governance -n resource-governance
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```
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#### 🚀 Automatic CI/CD (Recommended for Production)
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```bash
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# 1. Configure GitHub secrets
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./scripts/setup-github-secrets.sh
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### 🗑️ Undeploy
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# 2. Commit and push
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git add .
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git commit -m "New feature"
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git push origin main
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# 3. GitHub Actions will do automatic deploy!
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```
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**Automatic Flow:**
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- ✅ **Push to main** → GitHub Actions detects change
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- ✅ **Automatic build** → New image on Docker Hub
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- ✅ **Automatic deploy** → OpenShift updates deployment
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- ✅ **Rolling Update** → Zero downtime
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- ✅ **Health Checks** → Automatic validation
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#### 🔧 Manual Deploy (Development)
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```bash
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# Deploy with Blue-Green strategy
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./scripts/blue-green-deploy.sh
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# Deploy with specific tag
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./scripts/blue-green-deploy.sh v1.2.0
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# Test CI/CD flow locally
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./scripts/test-ci-cd.sh
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```
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**Development Scripts:**
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- ✅ **Full control** over the process
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- ✅ **Fast iteration** during development
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- ✅ **Easier debugging**
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- ✅ **Local tests** before pushing
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#### Complete Deploy (Initial)
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```bash
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# Complete deploy with ImagePullSecret (first time)
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./scripts/deploy-complete.sh
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```
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This script will:
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- ✅ Create namespace and RBAC
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- ✅ Configure ImagePullSecret for Docker Hub
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- ✅ Deploy application
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- ✅ Configure Service and Route
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- ✅ Verify everything is working
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#### Manual Deploy
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```bash
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# Default deploy
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./scripts/deploy.sh
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# Deploy with specific tag
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./scripts/deploy.sh v1.0.0
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# Deploy to specific registry
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./scripts/deploy.sh latest your-username
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```
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#### Undeploy
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```bash
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# Completely remove application
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./scripts/undeploy-complete.sh
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```
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### 3. Application Access
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### 🌐 Application Access
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After deploy, access the application through the created route:
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```bash
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# Get route URL
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oc get route resource-governance-route -n resource-governance
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oc get route -n resource-governance
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# Access via browser
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# https://resource-governance-route-resource-governance.apps.openshift.local
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# Access via browser (URL will be automatically generated)
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# Example: https://resource-governance-route-resource-governance.apps.your-cluster.com
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```
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## 🔧 Configuration
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@@ -159,7 +85,7 @@ data:
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openshift-monitoring
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openshift-ingress
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openshift-apiserver
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PROMETHEUS_URL: "http://prometheus.openshift-monitoring.svc.cluster.local:9090"
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PROMETHEUS_URL: "http://prometheus-k8s.openshift-monitoring.svc.cluster.local:9091"
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```
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### Environment Variables
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@@ -190,9 +116,9 @@ GET /api/v1/namespace/{namespace}/status
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GET /api/v1/validations?namespace=default&severity=error
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```
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#### VPA Recommendations
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#### Historical Analysis
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```bash
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GET /api/v1/vpa/recommendations?namespace=default
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GET /api/v1/namespace/{namespace}/workload/{workload}/historical-analysis?time_range=24h
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```
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#### Export Report
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@@ -201,10 +127,10 @@ POST /api/v1/export
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Content-Type: application/json
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{
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"format": "json",
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"format": "csv",
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"namespaces": ["default", "kube-system"],
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"includeVPA": true,
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"includeValidations": true
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"includeAnalysis": true
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}
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```
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@@ -212,19 +138,19 @@ Content-Type: application/json
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#### 1. Check Cluster Status
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```bash
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curl https://resource-governance-route-resource-governance.apps.openshift.local/api/v1/cluster/status
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curl https://your-route-url/api/v1/cluster/status
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```
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#### 2. Export CSV Report
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```bash
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curl -X POST https://resource-governance-route-resource-governance.apps.openshift.local/api/v1/export \
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curl -X POST https://your-route-url/api/v1/export \
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-H "Content-Type: application/json" \
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-d '{"format": "csv", "includeVPA": true}'
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-d '{"format": "csv", "includeAnalysis": true}'
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```
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#### 3. View Critical Validations
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```bash
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curl "https://resource-governance-route-resource-governance.apps.openshift.local/api/v1/validations?severity=critical"
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curl "https://your-route-url/api/v1/validations?severity=critical"
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```
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## 🔍 Implemented Validations
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@@ -243,6 +169,7 @@ curl "https://resource-governance-route-resource-governance.apps.openshift.local
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- **Problem**: Ratio too high or low
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- **Severity**: Warning/Error
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- **Recommendation**: Adjust to 3:1 ratio
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- **Details**: Shows specific request and limit values (e.g., "Request: 100m, Limit: 500m")
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### 4. Minimum Values
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- **Problem**: Requests too low
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@@ -292,15 +219,16 @@ The application uses a dedicated ServiceAccount with minimal permissions:
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- **Deployments/ReplicaSets**: get, list, watch, patch, update
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### Security Context
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- Runs as non-root user (UID 1000)
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- Runs as non-root user (OpenShift assigns UID automatically)
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- Uses SecurityContext with runAsNonRoot: true
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- Limits resources with requests/limits
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- Cluster-agnostic security context
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## 🐛 Troubleshooting
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### Check Logs
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```bash
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oc logs -f daemonset/resource-governance -n resource-governance
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oc logs -f deployment/resource-governance -n resource-governance
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```
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### Check Pod Status
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@@ -317,10 +245,10 @@ oc auth can-i get pods --as=system:serviceaccount:resource-governance:resource-g
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### Test Connectivity
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```bash
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# Health check
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curl https://resource-governance-route-resource-governance.apps.openshift.local/health
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curl https://your-route-url/health
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# API test
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curl https://resource-governance-route-resource-governance.apps.openshift.local/api/v1/cluster/status
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curl https://your-route-url/api/v1/cluster/status
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```
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## 🚀 Development
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@@ -355,13 +283,13 @@ curl http://localhost:8080/health
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## 📝 Roadmap
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### Upcoming Versions
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- [ ] Web UI with interactive charts
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- [ ] VPA Integration and Health Monitoring
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- [ ] PDF reports with charts
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- [ ] Custom rules per namespace
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- [ ] GitOps integration (ArgoCD)
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- [ ] Slack/Teams notifications
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- [ ] Custom Prometheus metrics
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- [ ] Advanced filtering and search
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- [ ] Alerting system (email, Slack)
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- [ ] Multi-cluster support
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- [ ] RBAC integration
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- [ ] API documentation (OpenAPI/Swagger)
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## 🤝 Contributing
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