- cuda/vulkan backend improvements and config plumbing
- API updates across characters, text, environments, audio, embeddings, tts
- admin chat/settings template updates
- add hf_loading helper, video request fields, platform paths
- new docs (CODERAI_API_DOCUMENTATION.md) and tools (review_outputs, video_dubber)
- ignore generated township_output/
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>