Audit project dependencies, environment configuration, and runtime compatibility across Node, Python, Rust, Go, PHP, Ruby, and Java. Diagnoses version conflicts, lock file drift, CI/local mismatches, Docker image drift, and security vulnerabilities. Includes a quick triage mode for broken builds and a full five-phase audit with structured remediation reports. Useful for any developer hitting "it works on my machine" issues or wanting a health check before a release.