Merge pull request #2 from LanternCX/dev

fix(server): normalize codex responses request payload

fix(server): restore codex chat-compat tool parity

feat(agent): add opencode ai plugin

refactor(config): modify default config

chore: record startup logging progress entry

feat: log serve startup prefix and available models

docs: add startup logging implementation plan

docs: add serve startup logging design

Merge branch 'feature/responses-api' into dev

feat: add /v1/responses proxy support

chore: record network proxy planning artifacts

feat: add configurable outbound proxy support

chore: update dependencies in go.mod

feat: harden observability and release automation