Fix Dockerfile: add non-root user, --no-install-recommends, HEALTHCHECK

maximmasiutin · maximmasiutin · commit f49f2bb2b414 · 2025-11-23T13:19:35.000+02:00
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,14 @@
 FROM debian:stable-slim
-RUN apt-get update && apt-get install -y mingw-w64 && rm -rf /var/lib/apt/lists/*
-COPY CGITEST/login.c /app/login.c
-WORKDIR /app
-RUN x86_64-w64-mingw32-gcc -o login.exe login.c
+
+RUN apt-get update && apt-get install -y --no-install-recommends mingw-w64 \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN useradd -m builder
+USER builder
+
+WORKDIR /home/builder/app
+COPY --chown=builder:builder CGITEST/login.c ./login.c
+
+RUN x86_64-w64-mingw32-gcc -o login.exe login.c
+
+HEALTHCHECK CMD test -f /home/builder/app/login.exe
