Update homarr.sh

- fix backup/restore paths
- keep backups until the next update (root directory)

ct/homarr.sh

@@ -55,13 +55,15 @@ header_info
 if [[ ! -d /opt/homarr ]]; then msg_error "No ${APP} Installation Found!"; exit; fi
 msg_info "Updating $APP (Patience)"
 systemctl stop homarr
-cp -Rf /opt/homarr/data /opt/homarr/data-backup
-cp -Rf /opt/homarr/database /opt/homarr/data-backup
+rm -rf /root/data-homarr-backup
+rm -rf /root/database-homarr-backup
+cp -R /opt/homarr/data /root/data-homarr-backup
+cp -R /opt/homarr/database /root/database-homarr-backup
 RELEASE=$(curl -s https://api.github.com/repos/ajnart/homarr/releases/latest | grep "tag_name" | awk '{print substr($2, 3, length($2)-4) }')
 wget -q -O- https://github.com/ajnart/homarr/archive/refs/tags/v${RELEASE}.tar.gz | tar -xz -C /opt
-cp -Rf /opt/homarr-${RELEASE}/* /opt/homarr/
-cp -Rf /opt/homarr/data-backup/* /opt/homarr/
-rm -rf /opt/homarr-${RELEASE} /opt/homarr/data-backup
+cp -R /root/data-homarr-backup/* /opt/homarr/data
+cp -R /root/database-homarr-backup/* /opt/homarr/database
+rm -rf /opt/homarr-${RELEASE}
 cd /opt/homarr
 yarn install &>/dev/null
 yarn build &>/dev/null