remove build context from local Dockerfile, add cche mount to cloud

Author: mikeyavorsky

backend/Dockerfile

@@ -23,11 +23,11 @@ WORKDIR /app/
 
 ARG NPDI_API_PORT=5000
 
-RUN --mount=type=cache,target=/root/.cache/pip,from=pip_cache pip3 install --upgrade pip
+RUN --mount=type=cache,target=/root/.cache/pip pip3 install --upgrade pip
 
 COPY requirements/ requirements/
 
-RUN --mount=type=cache,target=/root/.cache/pip,from=pip_cache pip3 install -r requirements/dev_unix.txt
+RUN --mount=type=cache,target=/root/.cache/pip pip3 install -r requirements/dev_unix.txt
 COPY . .
 
 ENV PORT=$NPDI_API_PORT

backend/Dockerfile.cloud

@@ -28,7 +28,7 @@ RUN arch=$(arch) && \
     wget ${url} && \
     sed -i "s/pandas==2.2.2/${file}/" prod.txt
 
-RUN pip install --no-cache-dir --user -r prod.txt
+RUN --mount=type=cache,target=/root/.cache/pip pip install --user -r prod.txt
 
 COPY . .