Added PUID and PGID env vars to dockerfile

Added chown to dockerfile

5etools-docker/Dockerfile

@@ -1,4 +1,6 @@
 FROM httpd
+ENV PUID=${PUID:-1000}
+ENV PGID=${PGID:-1000}
 COPY init.sh /init.sh
 COPY healthcheck.sh /healthcheck.sh
 RUN apt-get update && \
@@ -8,6 +10,7 @@ chmod +x /init.sh && \
 chmod +x /healthcheck.sh
 WORKDIR /usr/local/apache2/htdocs/
 RUN mkdir download
+RUN chown -R $PUID:$PGID /usr/local/apache2/htdocs
 ENV IMG false
 HEALTHCHECK --start-period=1m CMD /healthcheck.sh 
 CMD ["/bin/bash","/init.sh"]