feat: Provide new image tags just with major image version and full image version

These new image tags are based on nginx-stable.

Author: PSanetra

.github/actions/determine-target-image-tags/Dockerfile

@@ -1,3 +1,3 @@
-FROM psanetra/git-semver:0.4.0
+FROM psanetra/git-semver:1.1.1
 COPY ./action /action
 ENTRYPOINT ["/action"]

.github/actions/determine-target-image-tags/action

@@ -43,9 +43,9 @@ if [ "${VERSION}" = "${LATEST_VERSION_BY_MAJOR}" ]; then
   if [ "${VERSION}" = "${GLOBAL_LATEST_VERSION}" ]; then
     TAGS="${TAGS},${DOCKER_REPOSITORY}:${LATEST_IMAGE_TAG}"
 
-    # The "latest" tag should be based on nginx:stable-alpine
+    # The "latest" and MAJOR_VERSION tags should be based on nginx:MAJOR_VERSION-nginx-stable-alpine
     if [ "${MATRIX_NGINX}" = "stable" ]; then
-      TAGS="${TAGS},${DOCKER_REPOSITORY}:latest"
+      TAGS="${TAGS},${DOCKER_REPOSITORY}:${VERSION},${DOCKER_REPOSITORY}:${MAJOR_VERSION},${DOCKER_REPOSITORY}:latest"
     fi
   fi
 fi

.github/workflows/update.yaml

@@ -38,7 +38,7 @@ jobs:
           echo "IMAGE_NAME=${IMAGE_NAME}"
           TAGS="${{ secrets.DOCKER_REPOSITORY }}:${IMAGE_TAG}"
           if [ "latest" = "${{ matrix.spa_server_major_version }}" ] && [ "stable" = "${{ matrix.nginx }}" ]; then
-            TAGS="${TAGS},${{ secrets.DOCKER_REPOSITORY }}:latest"
+            TAGS="${TAGS},${{ secrets.DOCKER_REPOSITORY }}:${{ matrix.spa_server_major_version }},${{ secrets.DOCKER_REPOSITORY }}:latest"
           fi
           echo "::set-output name=tags::${TAGS}"
           echo "TAGS=${TAGS}"

README.md

@@ -7,8 +7,12 @@ This image can be used as a base image for single page applications. It is itsel
 
 The following tags will be updated automatically with the latest nginx base image on a weekly basis:
 
-* `latest`, `latest-nginx-mainline-alpine`, `1-nginx-mainline-alpine`
-* `latest-nginx-stable-alpine`, `1-nginx-stable-alpine`
+* `latest` (alias for `1-nginx-stable-alpine`)
+* `1` (alias for `1-nginx-stable-alpine`)
+* `latest-nginx-stable-alpine` (alias for `1-nginx-stable-alpine`)
+* `1-nginx-stable-alpine`
+* `latest-nginx-mainline-alpine` (alias for `1-nginx-mainline-alpine`)
+* `1-nginx-mainline-alpine`
 
 There will also be tags for specific versions.