5aad2e62d9
Add docs/gitea-execution-profiles.md defining the execution profile model for gitea-mcp: profile metadata shape, five reference profiles (gitea-issue-manager, gitea-author, gitea-reviewer, gitea-merger, gitea-owner), allowed/forbidden operation model, identity + fail-closed rules, and self-review/self-merge prevention. Model/documentation only. No runtime profile switching, no multi-token loading, no approve/merge/eligibility workflow, no secrets. Runtime config (#19), discovery (#13), eligibility (#14), review (#15), merge (#16), and audit logging (#18) are explicitly deferred. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>