CI: date versions from VERSION

.github/workflows/docker.yml

@@ -184,6 +184,10 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
 
+      - name: Read VERSION
+        id: version
+        run: echo "version=$(cat VERSION)" >> "$GITHUB_OUTPUT"
+
       - name: Login to DockerHub
         if: github.event_name == 'push' && github.ref == 'refs/heads/master'
         uses: docker/login-action@v4.6.0
@@ -197,11 +201,29 @@ jobs:
           context: ${{ matrix.context }}
           file: ${{ matrix.dockerfile }}
           push: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
-          tags: dockette/adminer:${{ matrix.tag }}
+          tags: |
+            dockette/adminer:${{ matrix.tag }}
+            ${{ matrix.tag == 'latest' && format('dockette/adminer:{0}', steps.version.outputs.version) || '' }}
           platforms: ${{ matrix.platforms }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
 
+  release:
+    name: "Release"
+    needs: build
+    if: github.ref == 'refs/heads/master' && github.event_name == 'push'
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Create release
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: gh release view "$(cat VERSION)" || gh release create "$(cat VERSION)" --generate-notes
+
   docs:
     name: Docs
     needs: build

Makefile

@@ -2,6 +2,7 @@ DOCKER_IMAGE=dockette/adminer
 DOCKER_PLATFORMS?=linux/amd64
 DOCKER_RUN_PORT?=8000
 DOCKER_RUN_TAG?=full
+VERSION:=$(shell cat VERSION)
 
 build: build-all
 
@@ -62,3 +63,13 @@ run-oracle-19: _docker-run-oracle-19
 update-versions:
 	find . -type f -name Dockerfile -exec sed -i '' 's/ENV ADMINER_VERSION=.*/ENV ADMINER_VERSION=${ADMINER_VERSION}/g' {} +
 	find . -type f -name Dockerfile -exec sed -i '' 's/ENV ADMINER_EDITOR_VERSION=.*/ENV ADMINER_EDITOR_VERSION=${ADMINER_VERSION}/g' {} +
+
+.PHONY: version
+version:
+	@echo ${VERSION}
+
+.PHONY: release
+release:
+	@date -u +%Y.%m.%d > VERSION
+	@echo "VERSION: ${VERSION} -> $$(cat VERSION)"
+	@echo "next: git commit -am \"Release: $$(cat VERSION)\" && git push"

README.md

@@ -221,6 +221,11 @@ If the specified theme is not found, the container will list all available theme
 ADMINER_VERSION=4.8.1 make update-versions
 ```
 
+## Release version
+
+The release version is the date in [`VERSION`](VERSION). CI pushes `latest` also as `dockette/adminer:<VERSION>`.
+To release, run `make release`, commit and push to `master`.
+
 ## Maintenance
 
 See [how to contribute](https://github.com/dockette/.github/blob/master/CONTRIBUTING.md) to this package. Consider to [support](https://github.com/sponsors/f3l1x) **f3l1x**. Thank you for using this package.

VERSION

@@ -0,0 +1 @@
+2026.10.23