Changelog

All notable changes to this project are documented here. The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

0.1.0 - 2025-01-01

Stable snapshot serialization with deep key sorting and configurable redaction (dotted paths + * wildcard).
Structured diffing of agent runs: added / removed / changed / renamed tool calls, per-argument field diffs, input and output diffs.
exact and tolerant comparison modes with an ignore list.
agentcheck.yaml scenario configuration and parser (js-yaml).
Pluggable Judge interface for LLM-as-judge with a deterministic offline fake judge.
Pluggable AgentRunner and a runner that produces a pass/fail report plus a PR-comment-style markdown summary.
Provider adapters: normalizeToolCalls for OpenAI, Anthropic, and LangGraph.
CLI: agentcheck run and agentcheck update.
Composite GitHub Action (action.yml) that runs in CI and comments the diff on the PR.
Bundled offline example (sample agent + scenarios + snapshots).
77 unit tests (vitest); strict TypeScript.