Add hadolint

Author: eel76-hmi

.devcontainer/Dockerfile

@@ -3,24 +3,25 @@ FROM mcr.microsoft.com/devcontainers/cpp:ubuntu-24.04
 
 # Update and upgrade packages
 
-RUN apt update && apt upgrade --yes
+RUN apt-get update && apt-get upgrade --yes
 
 # Install additional packages
 
-RUN apt install --yes gcc-14 g++-14
-RUN apt install --yes clang-format clang-tidy cppcheck iwyu lcov pre-commit
+RUN apt-get install --no-install-recommends --yes clang-format clang-tidy cppcheck gcc-14 g++-14 iwyu lcov pre-commit 
 
 # Choose default gcc and g++ version
 
 RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 13 \
-    && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 14
-
-RUN update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-13 13 \
-    && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-14 14
-
-RUN update-alternatives --install /usr/bin/gcov gcov /usr/bin/gcov-13 13 \
+    && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 14 \
+    && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-13 13 \
+    && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-14 14 \
+    && update-alternatives --install /usr/bin/gcov gcov /usr/bin/gcov-13 13 \
     && update-alternatives --install /usr/bin/gcov gcov /usr/bin/gcov-14 14
 
+# Download hadolint
+RUN curl -Lo /bin/hadolint https://github.com/hadolint/hadolint/releases/latest/download/hadolint-Linux-x86_64 \
+    && chmod +x /bin/hadolint
+
 # Post-start script
 
 COPY post-start.sh /

.hadolint.yaml

@@ -0,0 +1,3 @@
+ignored:
+  - DL3008
+  - DL3009

.pre-commit-config.yaml

@@ -5,6 +5,10 @@ repos:
     hooks:
     - id: check-github-actions
     - id: check-github-workflows
+  - repo: https://github.com/petalmd/dockerfile-pre-commit
+    rev: v1.0
+    hooks:
+    - id: dockerlint
   - repo: https://github.com/cheshirekow/cmake-format-precommit
     rev: v0.6.10
     hooks: