Fix tagging of latest images

Reusable workflow introduced in #328 incorrectly stores the latest versions in
GH environment instead of in the output variables. Fix the target variable to
correctly tag latest releases again.

Author: sairon

.github/workflows/builder.yml

@@ -59,10 +59,10 @@ jobs:
       - name: Set latest tags
         id: set-latest
         run: |
-          echo "alpine_latest=${{ env.ALPINE_LATEST }}" >> $GITHUB_ENV
-          echo "debian_latest=${{ env.DEBIAN_LATEST }}" >> $GITHUB_ENV
-          echo "ubuntu_latest=${{ env.UBUNTU_LATEST }}" >> $GITHUB_ENV
-          echo "python_latest=${{ env.PYTHON_LATEST }}" >> $GITHUB_ENV
+          echo "alpine_latest=${{ env.ALPINE_LATEST }}" >> $GITHUB_OUTPUT
+          echo "debian_latest=${{ env.DEBIAN_LATEST }}" >> $GITHUB_OUTPUT
+          echo "ubuntu_latest=${{ env.UBUNTU_LATEST }}" >> $GITHUB_OUTPUT
+          echo "python_latest=${{ env.PYTHON_LATEST }}" >> $GITHUB_OUTPUT
 
   build_alpine:
     name: Alpine ${{ matrix.version }}
@@ -121,7 +121,7 @@ jobs:
     with:
       target: python/${{ matrix.python }}
       architectures: ${{ needs.init.outputs.architectures_alpine }}
-      version: ${{ matrix.version }}
+      version: ${{ matrix.python }}
       python: ${{ matrix.python }}
       release_name: ${{ needs.init.outputs.release }}
       version_from: ${{ matrix.version }}