Dockerfile (#41)

* Cleanup Dockerfile

- Remove unused ARGs
- Add log lines grouping (https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#grouping-log-lines)

Dockerfile

@@ -3,16 +3,12 @@ FROM alpine:3.18.3
 # Build-time variables
 ARG TOR_VERSION=0.4.8.6
 ARG TZ=Europe/Berlin
-ARG BUILD_DATE
-ARG VCS_REF
-ARG CURL_OPTIONS="--no-progress-meter --fail --location --remote-name"
 
 WORKDIR /tmp
 
 RUN \
+  echo "::group::Install required packages" && \
   set -o xtrace && \
-  if test -z "$TOR_VERSION" ; then echo ERROR: TOR_VERSION not provided && exit 1; fi && \
-  \
   apk update && \
   apk add \
     curl \
@@ -34,7 +30,10 @@ RUN \
     xz-dev \
     zlib-dev \
     zstd-dev && \
+  echo "::endgroup::" && \
   \
+  echo "::group::Download Tor" && \
+  CURL_OPTIONS="--no-progress-meter --fail --location --remote-name" && \
   curl ${CURL_OPTIONS} "https://dist.torproject.org/tor-${TOR_VERSION}.tar.gz" && \
   curl ${CURL_OPTIONS} "https://dist.torproject.org/tor-${TOR_VERSION}.tar.gz.sha256sum" && \
   curl ${CURL_OPTIONS} "https://dist.torproject.org/tor-${TOR_VERSION}.tar.gz.sha256sum.asc" && \
@@ -43,8 +42,10 @@ RUN \
     nickm@torproject.org && \
   sha256sum -c "tor-${TOR_VERSION}.tar.gz.sha256sum" && \
   gpg --verify "tor-${TOR_VERSION}.tar.gz.sha256sum.asc" && \
-  \
   tar -zxf "tor-${TOR_VERSION}.tar.gz" && \
+  echo "::endgroup::" && \
+  \
+  echo "::group::Configure" && \
   cd tor-${TOR_VERSION} && \
   ./configure \
     --sysconfdir=/etc \
@@ -57,16 +58,30 @@ RUN \
     --enable-lzma \
     --enable-zstd \
     --silent && \
+  echo "::endgroup::" && \
+  \
+  echo "::group::Build" && \
   CFLAGS=-Wno-cpp make && \
+  echo "::endgroup::" && \
+  \
+  echo "::group::Test" && \
   make test && \
+  echo "::endgroup::" && \
+  \
+  echo "::group::Install" && \
   make install && \
+  echo "::endgroup::" && \
   \
+  echo "::group::Cleanup" && \
   apk del build && \
   rm -rf /tmp/* && \
   rm -rf /var/cache/apk/* && \
+  echo "::endgroup::" && \
   \
+  echo "::group::Add tor user and group" && \
   addgroup -S tor && \
-  adduser -s /bin/false -SDH -G tor tor
+  adduser -s /bin/false -SDH -G tor tor && \
+  echo "::endgroup::"
 
 VOLUME /data
 WORKDIR /data