feat: add more built-in highres upscalers (leejet#1456)

feat: add sd-webui style Hires. fix support (leejet#1451)

feat: support safetensors export in convert mode (leejet#1444)

feat: add restricted torch legacy checkpoint loading (leejet#1443)

refactor: move model file IO into dedicated module (leejet#1442)

fix: correct image to image DDIM and TCD (leejet#1410)

feat: adapt LCM for flow models (leejet#1413)

chore: enable MSVC parallel compilation with /MP (leejet#1438)

ci: skip docker image build job on pull requests (leejet#1439)

feat(server): implement vid_gen async API and mode-aware capabilities (…

…leejet#1437)