add n8n deployment, update pgcat with n8n pool

n8n/deployment.yaml

@@ -0,0 +1,56 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: n8n
+  labels:
+    app: n8n
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: n8n
+  template:
+    metadata:
+      labels:
+        app: n8n
+    spec:
+      containers:
+      - name: n8n
+        image: n8nio/n8n:latest
+        ports:
+        - containerPort: 5678
+        env:
+        - name: DB_TYPE
+          value: postgresdb
+        - name: DB_POSTGRESDB_HOST
+          value: pgcat.tools.svc.cluster.local
+        - name: DB_POSTGRESDB_PORT
+          value: "6432"
+        - name: DB_POSTGRESDB_DATABASE
+          value: n8n
+        - name: DB_POSTGRESDB_USER
+          value: n8n
+        - name: DB_POSTGRESDB_PASSWORD
+          value: n8n
+        - name: N8N_HOST
+          value: n8n.inouter.com
+        - name: N8N_PROTOCOL
+          value: https
+        - name: WEBHOOK_URL
+          value: https://n8n.inouter.com/
+        - name: GENERIC_TIMEZONE
+          value: Asia/Seoul
+        volumeMounts:
+        - name: data
+          mountPath: /home/node/.n8n
+        resources:
+          requests:
+            cpu: 100m
+            memory: 256Mi
+          limits:
+            cpu: "1"
+            memory: 1Gi
+      volumes:
+      - name: data
+        persistentVolumeClaim:
+          claimName: n8n-data