Fix: Suppress dpkg warnings in Docker build

Author: SergeyKanzhelev

Dockerfile

@@ -27,6 +27,13 @@ ARG TARGETARCH
 ENV GOPATH=/gopath/
 ENV PATH=$GOPATH/bin:$PATH
 
+# Prevent various dpkg warnings about missing files, such as man pages.
+RUN echo "path-exclude /usr/share/doc/*" > /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/man/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/groff/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/info/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/lintian/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/linda/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc
 RUN apt-get update --fix-missing && apt-get --yes install libsystemd-dev gcc-aarch64-linux-gnu
 RUN go version
 
@@ -38,6 +45,13 @@ FROM registry.k8s.io/build-image/debian-base:bookworm-v1.0.5@sha256:dd9c1f36c33b
 
 LABEL maintainer="Random Liu <[email protected]>"
 
+# Prevent various dpkg warnings about missing files, such as man pages.
+RUN echo "path-exclude /usr/share/doc/*" > /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/man/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/groff/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/info/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/lintian/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc && \
+    echo "path-exclude /usr/share/linda/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc
 RUN clean-install util-linux bash libsystemd-dev
 
 # Avoid symlink of /etc/localtime.