Context

Implement the role catalog, skill taxonomy, and seniority level system.

Models to Implement

• Role - name, department, required skills, authority level, tool access, system prompt template (DESIGN_SPEC 3.3, 3.4)
• Skill - name, category, proficiency level
• SeniorityLevel - enum with authority mappings (DESIGN_SPEC 3.2)
• Authority - can_approve, reports_to, can_delegate_to, budget_limit
• CustomRole - user-defined role via config (DESIGN_SPEC 3.4)

Acceptance Criteria

• Built-in role catalog matching DESIGN_SPEC 3.3
• Custom role definition support
• Seniority levels with clear authority boundaries
• Validation that role skills match valid skill definitions
• Unit tests

Dependencies

• Core entity models issue (M1)

Design Spec Reference

Sections 3.2, 3.3, 3.4