fix local cache path embedder type detection

fp32

Fix CUBLAS errors: enforce dtype consistency at model entry points

Use pure fp32 for ZeroGPU - disable autocast entirely

Disable autocast for MLPEmbedder and Modulation to fix CUBLAS errors

Use fp32 for MLPEmbedder to avoid CUBLAS errors

UI improvements: move status bar to right side, simplify layout, update defaults to Wang Xizhi

feat: Add UniCalli Chinese calligraphy generator