Fix release publishing on PPA

Better deal with container /data dir permissions

.github/workflows/package.yml

@@ -103,10 +103,8 @@ jobs:
 
       - uses: legoktm/gh-action-dput@main
         name: Upload release package
-        # Only upload on pushes to main or tag
-        if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags') && startswith(matrix.distro, 'ubuntu-')
+        if: github.event_name == 'release' && startswith(matrix.distro, 'ubuntu-')
         with:
           gpg_key: ${{ secrets.LAUNCHPAD_GPG }}
           repository: ppa:kiwixteam/release
           packages: output/*_source.changes
-

docker/server/Dockerfile

@@ -10,7 +10,8 @@ VOLUME /data
 WORKDIR /data
 
 # running as a named unprivileged user
-RUN addgroup -S user && adduser -S user -G user
+RUN addgroup -S -g 1001 user && adduser -S -u 1001 user -G user
+RUN chown user:user /data
 USER user
 
 COPY ./start.sh /usr/local/bin/

docker/server/start.sh

@@ -3,6 +3,14 @@
 # Download if necessary a file
 if [ ! -z "$DOWNLOAD" ]
 then
+    # Check if /data is writable
+    if [ ! -w /data ]
+    then
+        echo "'/data' directory is not writable by '$(id -n -u):$(id -n -g)' ($(id -u):$(id -g)). ZIM file(s) can not be written."
+        exit 1
+    fi
+
+    # Dwonload ZIM file
     ZIM=`basename $DOWNLOAD`
     wget $DOWNLOAD -O "$ZIM"