Adds wikijs app.

wikijs/versions/2/service.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: wikijs
+  namespace: wikijs
+spec:
+  selector:
+    component: web
+  ports:
+    - name: http
+      port: 80
+      targetPort: 3000
+      protocol: TCP