Revert "Revert "Add docker image labels""

This reverts commit 0598d10.

Author: malberts

Docker/Dockerfile

@@ -58,4 +58,9 @@ WORKDIR /var/www/html/w
 
 FROM production-mw AS final-mw
 
+LABEL org.opencontainers.image.source="https://github.com/ProfessionalWiki/NeoWiki"
+LABEL org.opencontainers.image.title="NeoWiki Experimental PoC Demo"
+LABEL org.opencontainers.image.licenses="GPL-2.0-or-later"
+LABEL org.opencontainers.image.authors="Professional Wiki <https://Professional.Wiki>"
+
 COPY SettingsTemplate.php /var/www/html/w/LocalSettings.php