Fix update wiki

deploy/df-wiki/templates/deployment.yaml

@@ -29,6 +29,14 @@ spec:
       serviceAccountName: {{ include "df-wiki.serviceAccountName" . }}
       securityContext:
         {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      initContainers:
+        - name: init-directory
+          image: busybox
+          command: ["/bin/sh", "-c"]
+          args: ["mkdir -p /struct/wiki"]
+          volumeMounts:
+            - name: structure-data-pvc
+              mountPath: /struct
       containers:
         - name: {{ .Chart.Name }}
           securityContext:
@@ -56,6 +64,7 @@ spec:
             mountPath: /etc/nginx/conf.d/
           - name: structure-data-pvc
             mountPath: /usr/share/nginx/html
+            subPath: wiki
           - name: website-pvc
             mountPath: /website