Enforce lower case

.github/workflows/ci.yml

@@ -38,6 +38,16 @@ jobs:
             expected_csv: 'linux/amd64,linux/arm64'
             with:
               dockerfile: tests/Dockerfile*
+          - name: Enforce LowerCase (Dockerfile)
+            expected: '["linux/amd64","linux/arm64"]'
+            expected_csv: 'linux/amd64,linux/arm64'
+            with:
+              dockerfile: tests/Dockerfile-cameCase
+          - name: Enforce LowerCase (Image)
+            expected: '["linux/amd64","linux/arm64"]'
+            expected_csv: 'linux/amd64,linux/arm64'
+            with:
+              image: ghcr.io/WyriHaximusNet/php:8.3-zts-alpine-dev
     steps:
       - uses: actions/checkout@v4
       - name: OCI Image Supported Platforms

action.yaml

@@ -41,9 +41,9 @@ runs:
       shell: bash
       run: |
         if [ "${{ inputs.image }}" == "" ] ; then
-          printf "image=%s" $(echo "${{ steps.from.outputs.from }}") >> $GITHUB_OUTPUT
+          printf "image=%s" $(echo "${{ steps.from.outputs.from }}" | tr '[:upper:]' '[:lower:]') >> $GITHUB_OUTPUT
         else
-          printf "image=%s" $(echo "${{ inputs.image }}") >> $GITHUB_OUTPUT
+          printf "image=%s" $(echo "${{ inputs.image }}" | tr '[:upper:]' '[:lower:]') >> $GITHUB_OUTPUT
         fi
     - name: Get Platforms from Manifest
       id: platform

tests/Dockerfile-cameCase

@@ -0,0 +1,14 @@
+FROM ghcr.io/WyriHaximusNet/php:8.3-zts-alpine-dev AS install-dependencies
+
+WORKDIR /opt/app
+
+COPY ./composer.* /opt/app/
+COPY ./etc/ /opt/app/etc/
+COPY ./src/ /opt/app/src/
+RUN composer install --ansi --no-interaction --prefer-dist --no-progress -o --no-cache --no-scripts
+
+FROM ghcr.io/WyriHaximusNet/php:8.3-zts-alpine AS runtime
+
+WORKDIR /opt/app
+
+COPY --from=install-dependencies /opt/app/ /opt/app/