feat: Optimize Dockerfile

Dockerfile

@@ -6,25 +6,33 @@ WORKDIR /build
 
 # Install dependencies
 RUN apt-get update && \
-    apt-get install -y unzip
+    apt-get install -y unzip && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
 
 # Install PlantUML
 RUN wget https://downloads.sourceforge.net/project/plantuml/plantuml.jar -O /usr/local/bin/plantuml.jar && \
     echo '#!/bin/bash\njava -jar /usr/local/bin/plantuml.jar "$@"' > /usr/local/bin/plantuml && \
     chmod +x /usr/local/bin/plantuml
 
-
 # Copy and setup Structurizr CLI
 COPY structurizr-cli-*.zip /build/
 RUN mkdir /build/structurizr-cli && \
     unzip structurizr-cli-*.zip -d /build/structurizr-cli && \
     chmod +x /build/structurizr-cli/structurizr.sh && \
     rm structurizr-cli-*.zip
 
-# Final image
+### Final image ###
 FROM eclipse-temurin:17.0.8.1_1-jre-jammy
 
-# Create a non-root user
+# Install dependencies and clean up
+RUN apt-get update && \
+    apt-get install -y graphviz jq git && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
+
+
+### Create a non-root user ###
 RUN useradd -m structurizr
 USER structurizr
 
@@ -37,15 +45,9 @@ COPY --from=builder /usr/local/bin/plantuml /usr/local/bin/
 WORKDIR /usr/local/structurizr-cli
 ENV PATH /usr/local/structurizr-cli/:/usr/local/bin/:$PATH
 
-# Install dependencies and clean up
-RUN apt-get update && \
-    apt-get install -y graphviz jq git && \
-    apt-get clean && \
-    rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
-
 # Setup Git configuration
 RUN git config --global user.name github-actions && \
     git config --global user.email [email protected]
 
 # Set the entry point
-ENTRYPOINT ["./structurizr.sh"]
+ENTRYPOINT ["./structurizr.sh"]