CI: Use tar to preset file permissions otherwise erased by GitHub's `…

…upload-artifact`

Also removes the step that sets permissions
for the extension on macOS and Linux, as it's not
really necessary, and it was lost anyway due to
the same issue. This should affect anything.

.github/actions/build-extension/action.yml

@@ -37,15 +37,6 @@ runs:
       shell: bash
       run: |
         strip bin/libgdsion.linux.*
-        chmod +x bin/libgdsion.linux.*
-
-    # macOS-specific post-build steps.
-
-    - name: Prepare the binaries (macOS)
-      if: ${{ env.SCONS_PLATFORM == 'macos' && inputs.finalize-binaries == 'true' }}
-      shell: bash
-      run: |
-        chmod +x bin/libgdsion.macos.*
 
     # Windows-specific post-build steps.
 

.github/actions/export-godot-project/action.yml

@@ -10,8 +10,6 @@ inputs:
     required: true
   output:
     required: true
-  app-name:
-    required: true
 
   project-path:
     default: "./example"
@@ -54,4 +52,3 @@ runs:
         cd ${{ inputs.project-path }}/${{ env.EXPORT_OUTPUT_PATH }}
         unzip ${{ inputs.output }}
         rm -f ${{ inputs.output }}
-        chmod +x "${{ inputs.app-name }}/Contents/MacOS/$(basename "${{ inputs.app-name }}" .app)"

.github/workflows/example-export-project.yml

@@ -85,7 +85,6 @@ jobs:
           arch: ${{ matrix.arch }}
           preset: ${{ matrix.preset }}
           output: ${{ matrix.output }}
-          app-name: ${{ matrix.app-name }}
 
       # Codesign if necessary.
 
@@ -113,9 +112,15 @@ jobs:
 
       # Upload the results.
 
+      # This step helps to preserve file permissions.
+      - name: Tar up the example project
+        shell: bash
+        run: |
+          tar -cvf gdsion-example.tar "${{ steps.export-project-step.outputs.export-path }}"
+
       - name: Upload the example project
         uses: actions/upload-artifact@v4
         with:
           name: example-project-${{ matrix.platform }}-${{ matrix.arch }}
-          path: "${{ steps.export-project-step.outputs.export-path }}/*"
+          path: gdsion-example.tar
           retention-days: 14

.github/workflows/example-publish-project.yml

@@ -39,6 +39,19 @@ jobs:
           path: example/export
           pattern: example-project-*
 
+      - name: Untar downloaded artifacts
+        shell: bash
+        working-directory: example/export
+        run: |
+          for name in ./*; do
+            if [ -d "$name" ]; then
+              cd "./$name"
+              tar -xvf gdsion-example.tar
+              rm -f gdsion-example.tar
+              cd ..
+            fi
+          done
+
       - name: Archive example project exports
         uses: ./.github/actions/zip-folder
         with: