Add conditional inputs for Docker build configurations

templates/docker-compose/template.yml

@@ -2,6 +2,19 @@ spec:
   inputs:
     stage:
       default: build
+    build_main:
+      type: boolean
+      default: true
+      description: "Build a container with the 'latest' container tag from the default (main) branch."
+    build_branch:
+      type: boolean
+      default: true
+      description: "Build a container with the branch name (except for default branch) as container tag."
+    build_tag:
+      type: boolean
+      default: true
+      description: "Build a container with the git tag name as container tag."
+
 ---
 docker-compose-build:
     # Use the official docker image.
@@ -21,7 +34,7 @@ docker-compose-build:
       - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
     script:
       - |
-        if [[ "$CI_COMMIT_BRANCH" == 'main' ]]; then
+        if [[ "$CI_COMMIT_BRANCH" == "$CI_DEFAULT_BRANCH" ]]; then
           export DOCKER_IMAGE_TAG=latest
         elif [[ "$CI_COMMIT_TAG" != '' ]]; then
           export DOCKER_IMAGE_TAG=$CI_COMMIT_TAG
@@ -30,9 +43,12 @@ docker-compose-build:
       - docker compose push
     # Run this job in a branch where a docker-compose.yml exists
     rules:
-      - if: $CI_COMMIT_BRANCH
+      - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH && $[[ inputs.build_main ]]
         exists:
           - docker-compose.yml
-      - if: $CI_COMMIT_TAG
+      - if: $CI_COMMIT_BRANCH && $[[ inputs.build_branch ]]
+        exists:
+          - docker-compose.yml
+      - if: $CI_COMMIT_TAG && $[[ inputs.build_tag ]]
         exists:
           - docker-compose.yml
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