/scan

Security vulnerability scanning with Trivy and compliance checking

# Instructions for Claude: Security Vulnerability Scanning

You are helping the user scan Docker images for security vulnerabilities and compliance issues. Follow these steps:

## 1. Parse Arguments

Extract from the user's request:
- **image**: Required. Image name to scan (e.g., `my-app:latest` or `ghcr.io/org/app:v1.0.0`)
- **--severity**: Optional. Minimum severity to report (default: `MEDIUM`)
  - Options: `CRITICAL`, `HIGH`, `MEDIUM`, `LOW`, `UNKNOWN`
- **--format**: Optional. Output format (default: `table`)
  - Options: `table`, `json`, `sarif`, `cyclonedx`, `spdx`

## 2. Check Triv...