feat/auth-hook: add post auth hook

refactor(codex): remove codex instructions injection support

fix(misc): update opencode instructions

fix(misc): update user agent string for opencode

refactor(codex): update terminology to "official instructions" for clarity

feat(codex): add config toggle for codex instructions injection

fix(codex): only override instructions in responses for OpenCode UA

feat(codex): add OpenCode instructions based on user agent

fix(gemini): avoid stale manual oauth prompt and accept schemeless callbacks

feat (auth): CLI OAuth supports pasting callback URLs to complete login

feat(codex): update gpt-5.2 codex prompt instructions

feat(codex): add gpt-5.2 codex prompt handling

Fixed: #492

feat(models): add GPT 5.2 model definition and prompts

**docs(internal): add Codex instruction guides for GPT-5 CLI**

**feat(registry): add GPT-5.1 Codex Max model definitions and support**

**feat(instructions): add detailed agent behavior guidelines for Codex CLI**

docs(instructions): add Codex operational and review guidelines

refactor(translator): remove unused log dependency and comment out debug logging

docs: add GPT-5 Codex guidelines for internal usage

feat(store): introduce `GitTokenStore` for token persistence via Git backend

refactor(cliproxy): remove unused access provider refresh logic

feat(translator): add user metadata generation for Claude transformation requests

refactor(logging): Improve client loading and registration logs

feat(logging): introduce centralized logging with custom format and Gin integration

rebuild branch

remove all

chore(docs): add and refine package-level comments across modules

refactor(headers): centralize header logic using `EnsureHeader` utility

v6 version first commit

refactor(watcher): Move API key client creation to watcher package

refactor(auth): Centralize logging for saving credentials

Refine Codex instructions for GPT-5 use case

feat: implement model-specific Codex instructions for GPT-5

Add OAuth support for Gemini CLI, Claude, Codex, and Qwen authentication

Refactor codebase

Add claude code support

Add openai codex support