Development: accept PRUNE_PACKAGE_CACHE argument in Dockerfile

Use `ARG` in Dockerfile to invalidate the cache when this argument changes. Requires readthedocs/common#244
readthedocs · Dec 3, 2024 · f8fe654 · f8fe654
1 parent bfae64f
commit f8fe654
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diff --git a/dockerfiles/Dockerfile b/dockerfiles/Dockerfile
@@ -64,6 +64,7 @@ RUN ln -s /usr/bin/python3 /usr/bin/python
 
 WORKDIR /tmp
 
+ARG PRUNE_PACKAGE_CACHE=0
 COPY requirements/docker.txt docker.txt
 RUN ~/.local/bin/uv pip sync --system docker.txt