fix loader instructions to clarify checkpoint download path

README.md

@@ -61,7 +61,7 @@ uv venv && uv sync
 
 # point the loader at this checkpoint + the upstream V4-Flash release
 export DSV4_REF=/path/to/DeepSeek-V4-Flash             # MXFP4 release (tokenizer + non-expert weights)
-export DSV4_INT2=/path/to/this/checkpoint              # this directory
+export DSV4_INT2=/path/to/this/checkpoint              # this directory (download from HF)
 
 PYTORCH_CUDA_ALLOC_CONF=expandable_segments:True \
   uv run python eval/v4_int2/repl.py