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