Persist smileys/local and interwiki image folders outside of container

Fixes custom smiley and interwiki icon support

Author: MachX428

readme-vars.yml

@@ -40,6 +40,7 @@ app_setup_block: |
   Upon first install go to `http://$IP:$PORT/install.php` once you have completed the setup, restart the container, login as admin and set "Use nice URLs" in the `admin/Configuration Settings` panel to `.htaccess` and tick `Use slash as namespace separator in URLs` to enable [nice URLs](https://www.dokuwiki.org/rewrite) you will find the webui at `http://$IP:$PORT/`, for more info see [{{ project_name|capitalize }}]({{ project_url }})
 # changelog
 changelogs:
+  - { date: "11.13.22:", desc: "Move lib/images/smileys/local and lib/images/interwiki outside of the container for user defined smiley and interwiki icon support." }
   - { date: "20.08.22:", desc: "Rebasing to alpine 3.15 with php8. Restructure nginx configs ([see changes announcement](https://info.linuxserver.io/issues/2022-08-20-nginx-base))." }
   - { date: "20.07.21:", desc: "Add php7-dom, fixes minor issues in sprintdoc template." }
   - { date: "15.04.21:", desc: "Add `vendor` folder to deny list." }

root/etc/cont-init.d/50-config

@@ -10,7 +10,9 @@ USER_DIRECTORY=(\
     "data/meta" \
     "data/pages" \
     "lib/plugins" \
-    "lib/tpl"
+    "lib/tpl" \
+    "lib/images/smileys/local" \
+    "lib/images/interwiki"
     )
 
 CORE_DIR=(\
@@ -25,6 +27,9 @@ CORE_DIR=(\
 [[ ! -d /config/dokuwiki/lib/ ]]
     mkdir -p /config/dokuwiki/lib/
 
+[[ ! -d /config/dokuwiki/lib/images/ ]]
+    mkdir -p /config/dokuwiki/lib/images/
+
 ## Move user folders to persistent storage
 for i in "${USER_DIRECTORY[@]}"; do
     if [[ ! -d /config/dokuwiki/${i} ]] && [[ -d /app/www/public/"${i}" ]]; then