agent-registry

# CAST Agent Registry The full CAST agent roster with model tier and one-line role description. The plugin installs a curated subset — run `cast status` or `cast doctor` for the live installed count. | Agent | Model | Role | |---|---|---| | `api-contract` | haiku 4.5 | API contract guardian — detects breaking changes in REST endpoints, compares route signatures and response shapes, generates contract tests | | `backend-writer` | sonnet | Implementation specialist for backend feature work, bug fixes, and planned changes — receives tasks from planner or orchestrator and owns the full write-test-review cycle | | `bash-specialist` | sonnet | Shell scripting specialist for CAST hook scripts, BATS tests, and automation scripts — use for new hook scripts, BATS test authoring, and shell refactors | | `code-reviewer` | haiku 4.5 | Per-unit code-quality and security review of a single logical change mid-flight, any language — dispatched after every writer or debugger unit, before commit | | `commit` | haiku 4.5 | Git commit specialist — reads staged changes, writes a semantic commit message, and creates the commit following CAST conventions | | `db-reader` | sonnet | Read-only data-analysis specialist — SQL queries, data exploration, and reporting against BigQuery or SQLite | | `debugger` | sonnet | Root-cause debugging of concrete failures — a reproduced error, a stack trace, a failing test, or observably wrong runtime behavior | | `dep-auditor` | haiku 4.5 | Dependency auditor — re...