castai-ci-integration

# CAST AI CI Integration ## Overview Add CAST AI cost validation to CI/CD pipelines: verify savings thresholds, validate Terraform plans before apply, and gate deployments on autoscaler health. ## Prerequisites - GitHub Actions enabled - CAST AI API key stored as repository secret - Terraform state accessible from CI (if using Terraform) ## Instructions ### Step 1: GitHub Actions -- Savings Gate ```yaml # .github/workflows/castai-check.yml name: CAST AI Cost Check on: pull_request: paths: ["terraform/**", "k8s/**"] schedule: - cron: "0 8 * * 1" # Weekly Monday report jobs: cost-check: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 - name: Check CAST AI Savings env: CASTAI_API_KEY: ${{ secrets.CASTAI_API_KEY }} CASTAI_CLUSTER_ID: ${{ secrets.CASTAI_CLUSTER_ID }} run: | SAVINGS=$(curl -s -H "X-API-Key: ${CASTAI_API_KEY}" \ "https://api.cast.ai/v1/kubernetes/clusters/${CASTAI_CLUSTER_ID}/savings") PERCENT=$(echo "$SAVINGS" | jq -r '.savingsPercentage') MONTHLY=$(echo "$SAVINGS" | jq -r '.monthlySavings') echo "### CAST AI Savings Report" >> $GITHUB_STEP_SUMMARY echo "- Monthly savings: \$${MONTHLY}" >> $GITHUB_STEP_SUMMARY echo "- Savings percentage: ${PERCENT}%" >> $GITHUB_STEP_SUMMARY # Fail if savings drop below threshold if (( $(echo "$PERCENT < 10" | bc -l) )); then echo "WARNIN...