Bot Updating Documentation

images/docker-piwigo.md

@@ -161,6 +161,7 @@ We publish various [Docker Mods](https://github.com/linuxserver/docker-mods) to
 
 ## Versions
 
+* **20.08.22:** - Rebasing to alpine 3.15 with php8. Restructure nginx configs ([see changes announcement](https://info.linuxserver.io/issues/2022-08-20-nginx-base)).
 * **29.06.21:** - Rebase to 3.14, Add php7-zip package
 * **20.05.21:** - Create separate volume for image data
 * **23.01.21:** - Rebasing to alpine 3.13.