Fix: add einops dependency required by AdaptFormer custom code

Dockerfile

@@ -19,7 +19,7 @@ WORKDIR /app
 
 # Build-time info + cache-bust:
 # Changing APP_BUILD forces Docker to re-run subsequent layers (including pip install).
-ARG APP_BUILD=15
+ARG APP_BUILD=16
 ENV APP_BUILD=${APP_BUILD}
 RUN echo "Docker build start: APP_BUILD=${APP_BUILD}" && python -V
 

requirements.txt

@@ -2,6 +2,7 @@
 torch
 torchvision
 transformers>=4.35.0
+einops
 fastapi>=0.104.0
 uvicorn[standard]>=0.24.0
 python-multipart>=0.0.6