added livenessProbe to nextcloud-deployment

infrastructure/docker-nextcloud/image/resources/install.sh

@@ -1,6 +1,8 @@
 #!/bin/bash
 set -Eeo pipefail
 
+apt update && apt -qqy install postgresql-client > /dev/null
+
 mkdir /var/data
 
 install -m 0700 /tmp/install-debug.sh /usr/local/bin/

src/main/resources/nextcloud/deployment.yaml

@@ -22,6 +22,14 @@ spec:
           imagePullPolicy: IfNotPresent
           ports:
           - containerPort: 80
+          livenessProbe:
+            exec:
+              command:
+              - /bin/sh
+              - -c
+              - PGPASSWORD=$POSTGRES_PASSWORD psql -h postgresql-service -U $POSTGRES_USER $POSTGRES_DB
+            initialDelaySeconds: 1
+            periodSeconds: 5
           env:
             - name: NEXTCLOUD_ADMIN_USER
               valueFrom: