[Gap] Spec 'Covered Auth Spec' has unimplemented requirements

[kys0213]

Gap Detection Report

Spec ID: spec-mixed-ok
Spec Name: Covered Auth Spec
Coverage Score: 0.40
Threshold: 0.50
Analysis Method: LLM

Missing / Incomplete Requirements

• token signature verification not implemented (only checks prefix)
• no role-based access control or permission checks
• no token expiration validation
• no proper error responses with WWW-Authenticate header
• no middleware integration with router/framework (manual check per endpoint)
• no token revocation or blacklist support

This issue was automatically created by the gap-detection cron job.