👷 Docker workflow fixes

.github/workflows/docker.yml

@@ -5,6 +5,8 @@ on:
   push:
     branches:
       - develop
+    tags:
+      - "*"
   pull_request:
 
 jobs:
@@ -14,11 +16,18 @@ jobs:
       - uses: actions/checkout@v4
       - uses: docker/setup-buildx-action@v3
       - run: make docker/build
+      - name: docker login
+        if: github.ref == 'refs/heads/develop' || startsWith(github.ref, 'refs/tags/')
         env:
           DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
           DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
+        run: make docker/login
       - name: docker push
-        if: github.ref == 'develop'
+        if: github.ref == 'refs/heads/develop'
+        run: make docker/push
+        run: echo make docker/push
+      - name: docker push (tag)
+        if: startsWith(github.ref, 'refs/tags/')
         run: |
-          make docker/login
+          make docker/tag DOCKER_TAG=${GITHUB_REF#refs/tags/}
           make docker/push

Makefile

@@ -4,6 +4,7 @@ TOX=`which tox`
 ACTIVATE=$(VIRTUAL_ENV)/bin/activate
 PYTHON=$(VIRTUAL_ENV)/bin/python
 DOCKER_IMAGE=kivy/python-for-android
+DOCKER_TAG=latest
 ANDROID_SDK_HOME ?= $(HOME)/.android/android-sdk
 ANDROID_NDK_HOME ?= $(HOME)/.android/android-ndk
 ANDROID_NDK_HOME_LEGACY ?= $(HOME)/.android/android-ndk-legacy
@@ -118,10 +119,13 @@ docker/build:
 	docker build --cache-from=$(DOCKER_IMAGE) --tag=$(DOCKER_IMAGE) .
 
 docker/login:
-	@echo $(DOCKERHUB_TOKEN) | docker login --username $(DOCKERHUB_USERNAME) --password-stdin
+	@echo $$DOCKERHUB_TOKEN | docker login --username $(DOCKERHUB_USERNAME) --password-stdin
+
+docker/tag:
+	docker tag $(DOCKER_IMAGE):latest $(DOCKER_IMAGE):$(DOCKER_TAG)
 
 docker/push:
-	docker push $(DOCKER_IMAGE)
+	docker push $(DOCKER_IMAGE):$(DOCKER_TAG)
 
 docker/run/test: docker/build
 	docker run --rm --env-file=.env $(DOCKER_IMAGE) 'make test'