Switch to clang-format for code formatting, include Mac client

docker/code_style/Dockerfile

@@ -1,3 +1,20 @@
-FROM alpine
+FROM mikedld/clang-format:12-debian AS clang_format
 
-RUN apk add --no-cache bash git perl uncrustify yarn 
+FROM debian:bullseye-slim AS final
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+        ca-certificates \
+        curl \
+        gnupg2 \
+    && curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+    && echo "deb https://dl.yarnpkg.com/debian/ stable main" >> /etc/apt/sources.list.d/yarn.list \
+    && apt-get update \
+    && apt-get install -y --no-install-recommends \
+        bash \
+        nodejs \
+        perl \
+        yarn \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY --from=clang_format /usr/bin/clang-format /usr/bin/