Arn Infra Verify

- This skill should be used when the user says "verify deployment", "verify infra", "check deployment", "arn infra verify", "infra verify", "health check", "check health", "verify staging", "verify production", "is my deployment healthy", "check if deployment worked", "run health checks", "deployment verification", "check infrastructure", "validate deployment", "verify environment", "post-deployment check", "infra health", "check dns", "check ssl", "verify endpoints", "smoke test", "integration test", or wants to validate that a deployed environment is healthy and its resources match the expected state. This skill runs health checks, DNS verification, SSL validation, resource state comparison, and updates issue labels and environments.md with verification results.