chore(deps): update alpine docker tag to v3.23

Reviewed-on: coop-cloud/wordpress#64

.drone.yml

@@ -4,7 +4,7 @@ name: test
 
 steps:
   - name: test
-    image: alpine:3.21
+    image: alpine:3.23
     environment:
       SHELLCHECK_OPTS: -s bash
     commands:

README.md

@@ -43,8 +43,13 @@ AUTHENTIK_ID_NAME=authentik_example_com_wordpress_id_v1  # the same as in authen
 
 ## Running WP-CLI
 
+You can either run using `abra app cmd`:
 `abra app cmd <app-name> app wp -- core check-update --major`
 
+Or by entering the app shell:
+1. `abra app run <app-name> app bash`
+2. `su -s /bin/bash www-data -c "wp core check-update --major"`
+
 ## Network (Multi-site)
 
 1. Set up as above

abra.sh

@@ -6,7 +6,7 @@ export HTACCESS_CONF_VERSION=v3
 export USERS_CONF_VERSION=v1
 
 wp() {
-    su -p www-data -s /bin/bash -c "/usr/local/bin/wp $@"
+    su -p www-data -s /bin/bash -c "/usr/local/bin/wp $*"
 }
 
 update() {