refactor(upscale): drop LoRA support per spec

feat(ui): support CTA bar — '♥ at the top to support · follow for what's next'

fix(upscale): pass post-upscale dims to pipe + LoRA label hints model compat

fix: depth preprocessor name + basicsr/torchvision import shim

chore(ui): display brand as 'Z-Image Studio' (title-case) in header + browser tab

feat(ui): soft dark restraint redesign — native gr.Radio + accordion + lora toggle

feat(progress): gradio progress(track_tqdm=True) on all three handlers

fix: pool-stashed transformer swap + MPS-safe vram + corrected model-zoo anchor

fix(deploy): switch model lookups to HF + fix ZeroGPU build

fix(realesrgan): switch repo from xinntao/Real-ESRGAN to lllyasviel/Annotators

fix: post-review polish — slider defaults, error handling, comment

ci: ruff + pytest on push/pr (l1+l2, no gpu deps)

feat(app): gradio blocks entrypoint with bootstrap + event wiring + js shim