feat: add healthz endpoint for Caddy

charts/shopware/Chart.yaml

@@ -15,13 +15,13 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 2.2.1
+version: 2.2.2
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "2.2.1"
+appVersion: "2.2.2"
 
 dependencies:
   - name: pxc-operator

charts/shopware/templates/store_caddy_config.yaml

@@ -61,9 +61,14 @@ data:
           }
         }
       }
-      # php-fpm ping, answered by the fpm master (no app bootstrap, no DB). Used
-      # by the operator storefront liveness/startup probes so DB slowness never
-      # restarts pods.
+      # Answered by Caddy itself, never reaches a php-fpm worker. Used by the
+      # operator storefront and admin liveness probes so a saturated worker
+      # pool under load does not restart pods.
+      handle /-/healthz {
+        respond "OK" 200
+      }
+      # php-fpm ping, served by an fpm worker.
+      # Used by the operator storefront startup probe to verify php-fpm is up.
       handle /-/fpm/ping {
         reverse_proxy unix//tmp/php-fpm.sock {
           transport fastcgi {