Add poetry install to entrypoint

Adds poetry install to entrypoint because the repository files are not available during build

Dockerfile

@@ -22,10 +22,5 @@ RUN pip install poetry
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh
 
-# Installs Python dependencies
-WORKDIR /github/workspace
-
-RUN poetry install --no-root
-
 # Code file to execute when the docker container starts up (`entrypoint.sh`)
 ENTRYPOINT ["/entrypoint.sh"]

README.md

@@ -12,4 +12,15 @@ Your built site
 
 ## Example usage
 
-uses: blurry-dev/[email protected]
+Add this as a step to your build & deploy job in GitHub:
+
+```yaml
+- name: Blur site 🌫️
+  uses: blurry-dev/[email protected]
+  with:
+    context: .
+    cache-from: type=gha
+    cache-to: type=gha,mode=max
+```
+
+The example includes using the experimental [GitHub Actions cache for Docker](https://docs.docker.com/build/ci/github-actions/cache/#github-cache)