Linux versions.

.github/workflows/cmake.yml

@@ -20,14 +20,23 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-22.04, ubuntu-20.04, ubuntu-18.04, windows-latest, macos-latest]
         include:
-          - os: ubuntu-latest
-            outputsuffix: lin
-          - os: windows-latest
-            outputsuffix: win
+          - os: ubuntu-22.04
+            outputsuffix: ubuntu-2204
+            zip_custom: --symlinks
+          - os: ubuntu-20.04
+            outputsuffix: ubuntu-2004
+            zip_custom: --symlinks
+          - os: ubuntu-18.04
+            outputsuffix: ubuntu-1804
+            zip_custom: --symlinks
           - os: macos-latest
             outputsuffix: mac
+            zip_custom: --symlinks
+          - os: windows-latest
+            outputsuffix: win
+            zip_custom: ""
 
     steps:
     - uses: actions/checkout@v3
@@ -49,6 +58,7 @@ jobs:
         type: 'zip'
         filename: ${{github.workspace}}/build/lens_reproject_x64-avx2_${{ matrix.outputsuffix }}.zip
         directory: ${{github.workspace}}/build/bin
+        custom: ${{ matrix.zip_custom }}
 
     - name: Upload a Build Artifact
       uses: actions/[email protected]
@@ -63,6 +73,5 @@ jobs:
       if: startsWith(github.ref, 'refs/tags/')
       with:
         files: ./build/lens_reproject_x64-avx2_${{ matrix.outputsuffix }}.zip
-        body: "See the release notes below:"
         generate_release_notes: true
         append_body: true