COP-017: Copilot Hooks Schema Validation - GitHub Copilot

Summary

• Rule ID: COP-017
• Severity: HIGH
• Category: GitHub Copilot
• Normative Level: MUST
• Auto-Fix: No
• Verified On: 2026-04-22

Applicability

• Tool: github-copilot
• Version Range: unspecified
• Spec Revision: unspecified

Evidence Sources

• https://docs.github.com/en/copilot/concepts/agents/coding-agent/about-hooks

Test Coverage Metadata

• Unit tests: true
• Fixture tests: true
• E2E tests: false

Examples

The following examples demonstrate what triggers this rule and how to fix it.

Invalid

{"version":1,"hooks":[{"events":["sessionStart"],"command":{"bash":"echo start"}}]}

Valid

{"version":1,"hooks":[{"type":"command","events":["sessionStart"],"command":{"bash":"echo start"}}]}