Use GITHUB_ENV

.github/workflows/set_environment.yml

@@ -7,18 +7,13 @@ permissions:
 jobs:
   set_environment_vars:
     runs-on: ubuntu-latest
-    outputs:
-      linux_version:   ${{ steps.set_outputs.outputs.linux_version }}
-      macos_version:   ${{ steps.set_outputs.outputs.macos_version }}
-      windows_version: ${{ steps.set_outputs.outputs.windows_version }}
-      gcc_packages:    ${{ steps.set_outputs.outputs.gcc_packages }}
-      gcc_compilers:   ${{ steps.set_outputs.outputs.gcc_compilers }}
     steps:
       - name: Set up common test environment
-        id: set_output
         run: |
-          echo "::set-output name=linux_version::ubuntu-latest"
-          echo "::set-output name=macos_version::macos-latest"
-          echo "::set-output name=windows_version::windows-latest"
-          echo "::set-output name=gcc_packages::gcc-12 g++-12 gfortran-12"
-          echo "::set-output name=gcc_compilers::CC=gcc-12 CXX=g++-12 FC=gfortran-12"
+          echo "MY_LINUX_VERSION=ubuntu-latest" >> $GITHUB_ENV
+          echo "MY_MACOS_VERSION=macos-latest" >> $GITHUB_ENV
+          echo "MY_WINDOWS_VERSION=windows-latest" >> $GITHUB_ENV
+          echo "MY_GCC_PACKAGES=gcc-12 g++-12 gfortran-12" >> $GITHUB_ENV
+          echo "MY_GCC_COMPILERS=CC=gcc-12 CXX=g++-12 FC=gfortran-12" >> $GITHUB_ENV
+          echo "--- GITHUB_ENV ---"
+          echo $GITHUB_ENV