ReverseProxy Fixes, Nextcloud MariaDB Upgrade (#7)

* Working on getting Reverse Proxy certs to work.

* Upgrade mariadb to 10.6.

* Checking if anything has missed a check in.

* Let's Encrypt is working now after moving the location directive to the conf.d files. Unsure why nginx.conf is not passing it along, so added it to the examples too.

Config/ReverseProxy/README.md

@@ -23,6 +23,15 @@ How to first begin using this subproject.
     # docker logs reverseproxy-app-1
     # docker logs reverseproxy-certbot-1
     ```
+1. Create the real certificates.
+    ```
+    # ./create_letsencrypt_certs.sh
+    ```
+1. Add a job to crontab for keeping the certs valid.
+    ```
+    # crontab -e
+    X Y * * * docker exec reverseproxy-certbot-1 certbot renew
+    ```
 
 ## DO NOT
 * Edit any configurations or website data inside the container. It is destroyed on each build.