try to add redis to kubernetes

ci/deploy/deploy.sh

@@ -20,6 +20,9 @@ kubectl create secret generic backend-cron-credentials -n ${NAMESPACE} --from-li
 ## DB
 envsubst < ci/kubernetes/postgresql.yaml | kubectl apply -n ${NAMESPACE} -f -
 kubectl -n ${NAMESPACE} wait --for=condition=available --timeout=600s deployment/postgresql
+## Redis
+envsubst < ci/kubernetes/redis.yaml | kubectl apply -n ${NAMESPACE} -f -
+kubectl -n ${NAMESPACE} wait --for=condition=available --timeout=600s deployment/redis
 ## Backend
 envsubst < ci/kubernetes/backend.yaml | kubectl apply -n ${NAMESPACE} -f -
 kubectl -n ${NAMESPACE} patch deployment backend -p "{\"spec\":{\"template\":{\"metadata\":{\"labels\":{\"date\":\"`date +'%s'`\"}}}}}"

ci/kubernetes/backend.yaml

@@ -43,6 +43,8 @@ spec:
             secretKeyRef:
               name: backend-secret
               key: secret_key
+        - name: REDIS_HOST
+          value: redis
         - name: PORT
           value: "8000"
         - name: DEBUG

ci/kubernetes/redis.yaml

+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis
+  labels:
+    deployment: redis
+spec:
+  selector:
+    matchLabels:
+      pod: redis
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        pod: redis
+    spec:
+      containers:
+      - name: master
+        image: redis
+        resources:
+          requests:
+            cpu: "100m"
+            memory: "100Mi"
+          limits:
+            cpu: "200m"
+            memory: "200Mi"
+        ports:
+        - containerPort: 6379
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis
+  labels:
+    app: redis
+spec:
+  selector:
+    pod: redis
+  ports:
+  - protocol: TCP
+    port: 6379
+    targetPort: 6379