Restore optimized PyTorch-CPU backend with 16 concurrent workers and deep diagnostic logs streaming

Fix model weight download logic: download and extract from verified release asset zip to avoid 404 URL errors

Offload temporal interpolation to compiled rife-ncnn-vulkan C++ binary wrapper for ultra-fast frame rate rendering

Fix Debian Trixie GL dependency package mapping by using libgl1 instead of libgl1-mesa-glx

Completely switch to PyTorch-based True AI Video Enhancer using Real-ESRGAN

Force instant python log flushing with PYTHONUNBUFFERED=1

Add C++ Enhancer source, FastAPI web gateway, Dockerfile and README configuration

Delete Dockerfile

Update Dockerfile

Update Dockerfile

Update Dockerfile

Create Dockerfile