fix(docker): pin PHP base image to prevent startup failures

Pin development and production images to serversideup PHP v4.5.1 to
avoid the v5 user-bundle relocation that breaks startup.

Bump Coolify to 4.4.6 in the default config and version manifests.

config/constants.php

@@ -5,7 +5,7 @@ $sshCommandTimeout = (int) env('SSH_COMMAND_TIMEOUT', 3600);
 
 return [
     'coolify' => [
-        'version' => env('COOLIFY_VERSION') ?: '4.4.5',
+        'version' => env('COOLIFY_VERSION') ?: '4.4.6',
         'helper_version' => '1.0.17',
         'self_hosted' => env('SELF_HOSTED', true),
         'autoupdate' => env('AUTOUPDATE'),

docker/development/Dockerfile

@@ -1,6 +1,7 @@
 # Versions
 # https://hub.docker.com/r/serversideup/php/tags?name=8.4-fpm-nginx-alpine
-ARG SERVERSIDEUP_PHP_VERSION=8.4-fpm-nginx-alpine
+# Pinned: v5 moved user bundles to /etc/s6-overlay/user-bundles.d and breaks startup (#12141)
+ARG SERVERSIDEUP_PHP_VERSION=8.4-fpm-nginx-alpine-v4.5.1
 # https://github.com/cloudflare/cloudflared/releases
 ARG CLOUDFLARED_VERSION=2025.7.0
 # https://www.postgresql.org/support/versioning/

docker/production/Dockerfile

@@ -1,6 +1,7 @@
 # Versions
 # https://hub.docker.com/r/serversideup/php/tags?name=8.4-fpm-nginx-alpine
-ARG SERVERSIDEUP_PHP_VERSION=8.4-fpm-nginx-alpine
+# Pinned: v5 moved user bundles to /etc/s6-overlay/user-bundles.d and breaks startup (#12141)
+ARG SERVERSIDEUP_PHP_VERSION=8.4-fpm-nginx-alpine-v4.5.1
 # https://github.com/cloudflare/cloudflared/releases
 ARG CLOUDFLARED_VERSION=2026.7.3
 # https://www.postgresql.org/support/versioning/

other/nightly/versions.json

@@ -1,7 +1,7 @@
 {
     "coolify": {
         "v4": {
-            "version": "4.4.5"
+            "version": "4.4.6"
         },
         "nightly": {
             "version": "4.5-rc.1"

versions.json

@@ -1,7 +1,7 @@
 {
     "coolify": {
         "v4": {
-            "version": "4.4.5"
+            "version": "4.4.6"
         },
         "nightly": {
             "version": "4.5-rc.1"