Updates ghost app to follow new wild-app patterns.

apps/ghost/db-init-job.yaml

@@ -0,0 +1,44 @@
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: ghost-db-init
+  labels:
+    component: db-init
+spec:
+  template:
+    metadata:
+      labels:
+        component: db-init
+    spec:
+      containers:
+        - name: db-init
+          image: {{ .apps.mysql.image }}
+          command: ["/bin/bash", "-c"]
+          args:
+            - |
+              mysql -h ${DB_HOSTNAME} -P ${DB_PORT} -u root -p${MYSQL_ROOT_PASSWORD} <<EOF
+              CREATE DATABASE IF NOT EXISTS ${DB_DATABASE_NAME};
+              CREATE USER IF NOT EXISTS '${DB_USERNAME}'@'%' IDENTIFIED BY '${DB_PASSWORD}';
+              GRANT ALL PRIVILEGES ON ${DB_DATABASE_NAME}.* TO '${DB_USERNAME}'@'%';
+              FLUSH PRIVILEGES;
+              EOF
+          env:
+            - name: MYSQL_ROOT_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: mysql-secrets
+                  key: rootPassword
+            - name: DB_HOSTNAME
+              value: "{{ .apps.ghost.dbHost }}"
+            - name: DB_PORT
+              value: "{{ .apps.ghost.dbPort }}"
+            - name: DB_DATABASE_NAME
+              value: "{{ .apps.ghost.dbName }}"
+            - name: DB_USERNAME
+              value: "{{ .apps.ghost.dbUser }}"
+            - name: DB_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: ghost-secrets
+                  key: dbPassword
+      restartPolicy: OnFailure