Merge pull request #203 from DefangLabs/jordan/apt-clean-after-install

consistenly clean up apt artifacts after apt-get install in slim images

Author: lionello

app/Dockerfile

@@ -1,7 +1,10 @@
 # Use the slim version of Node.js on Debian Bookworm as the base image
 FROM node:20-bookworm-slim
 
-RUN apt-get update && apt-get install -y curl
+RUN apt-get update -qq \
+      && apt-get install -y curl \
+      && apt-get clean \
+      && rm -rf /var/lib/apt/lists/*
 
 # Create app directory
 WORKDIR /usr/src/app