Add update date to github workflow (#717)

Author: albig

.github/workflows/build-deploy.yml

@@ -93,7 +93,9 @@ jobs:
         run: |
             rsync -a sunflower-${{ github.event.release.tag_name }}.zip version.txt changelog.html production:/var/www/updateserver/
             THEME_VERSION=$(cat version.txt | sed -e 's/^v//')
-            ssh production "cd /var/www && wp post get $PAGEID --field=content | sed -e 's/<version>[^<]*/<version>$THEME_VERSION/g' | sed -E 's/\/updateserver\/sunflower-v(.*)\.zip/\/updateserver\/sunflower-v$THEME_VERSION.zip/g' > /tmp/content-$PAGEID.txt"
+            sudo locale-gen de_DE.UTF-8
+            THEME_UPDATE=$(LANG=de_DE.UTF-8 && date +'%B %Y')
+            ssh production "cd /var/www && wp post get $PAGEID --field=content | sed -e 's/<version>[^<]*/<version>$THEME_VERSION/g' | sed -e 's/<versionupdate>[^<]*/<versionupdate>$THEME_UPDATE/g' | sed -E 's/\/updateserver\/sunflower-v(.*)\.zip/\/updateserver\/sunflower-v$THEME_VERSION.zip/g' > /tmp/content-$PAGEID.txt"
             ssh production "cd /var/www && wp post update $PAGEID - < /tmp/content-$PAGEID.txt && wp option update blogdescription 'Demoseite für das WordPress-Theme Sunflower $THEME_VERSION' --url=sunflower-theme.de/demo && wp option update blogname 'Sunflower $THEME_VERSION' && wp menu item update 147 --url=https://sunflower-theme.de/demo --link=https://sunflower-theme.de/updateserver/sunflower-v$THEME_VERSION.zip"
 
   mkdocs: