ailake-index — HNSW and IVF-PQ index lifecycle
Search backend priority (all detected at runtime, no build-time GPU SDK required):
- NVIDIA CUDA — cuBLAS SGEMM via libloading dlopen of libcudart + libcublas
- AMD ROCm — hipBLAS SGEMM via libloading dlopen of libamdhip64 + libhipblas
- CPU rayon — parallel brute-force, always available