chore: deploy Docker image to internal registry

Change-Id: I84afff734c38a71bc2cff89616c9a414d1aad001
diff --git a/Makefile b/Makefile
index 8def031..1407aa4 100644
--- a/Makefile
+++ b/Makefile
@@ -2,10 +2,16 @@
 VERSION ?= $(shell git rev-parse --short HEAD)
 
 IMAGE_PROD := avm99963/gitwatcher
+IMAGE_INTERNAL := docker-registry.corp.avm99963.com/gitwatcher
 
 docker-prod: Dockerfile
 	docker build --force-rm -f Dockerfile --tag=$(IMAGE_PROD):$(VERSION) .
 	docker tag $(IMAGE_PROD):$(VERSION) $(IMAGE_PROD):$(MUTABLE_VERSION)
+	docker tag $(IMAGE_PROD):$(VERSION) $(IMAGE_INTERNAL):$(VERSION)
+	docker tag $(IMAGE_PROD):$(VERSION) $(IMAGE_INTERNAL):$(MUTABLE_VERSION)
 
 push-prod: docker-prod
 	docker push $(IMAGE_PROD):$(VERSION)
+	docker push $(IMAGE_PROD):$(MUTABLE_VERSION)
+	docker push $(IMAGE_INTERNAL):$(VERSION)
+	docker push $(IMAGE_INTERNAL):$(MUTABLE_VERSION)