Resolve "Create secrets for postgres from gitlab CI"

Closes #39 Closes #36

ci/deploy/deploy.sh

@@ -9,6 +9,9 @@ kubectl create secret docker-registry -n ${NAMESPACE} registry-gitlab --docker-s
 ## SECRET_KEY for Django
 kubectl delete secret backend-secret -n ${NAMESPACE} --ignore-not-found=true
 kubectl create secret generic backend-secret -n ${NAMESPACE} --from-literal=secret_key=${SECRET_KEY}
+## Credentials for postgres
+kubectl delete secret postgresql-credentials -n ${NAMESPACE} --ignore-not-found=true
+kubectl create secret generic postgresql-credentials -n ${NAMESPACE} --from-literal=username=${POSTGRES_USER} --from-literal=password=${POSTGRES_PASSWORD} --from-literal=database=${POSTGRES_DB}
 
 # Deployement
 ## DB