revert skip duplicate, use github concurrency

.github/workflows/tests.yml

@@ -7,32 +7,32 @@ on:
   - release
   - workflow_dispatch
 
-# handled by skip-duplicate-actions instead with more options
 # cancel the current workflow if another commit was pushed on the same PR or reference
 # uses the GitHub workflow name to avoid collision with other workflows running on the same PR/reference
-#concurrency:
-#  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
-#  cancel-in-progress: true
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
 
 jobs:
   # see: https://github.com/fkirc/skip-duplicate-actions
-  skip_duplicate:
-    continue-on-error: true
-    runs-on: ubuntu-latest
-    outputs:
-      should_skip: ${{ steps.skip_check.outputs.should_skip && ! contains(github.ref, 'refs/tags') }}
-    steps:
-      - id: skip_check
-        uses: fkirc/skip-duplicate-actions@master
-        with:
-          concurrent_skipping: "same_content"
-          skip_after_successful_duplicate: "true"
-          do_not_skip: '["pull_request", "workflow_dispatch", "schedule", "release"]'
+#  skip_duplicate:
+#    continue-on-error: true
+#    runs-on: ubuntu-latest
+#    outputs:
+#      should_skip: ${{ steps.skip_check.outputs.should_skip && ! contains(github.ref, 'refs/tags') }}
+#    steps:
+#      - id: skip_check
+#        uses: fkirc/skip-duplicate-actions@master
+#        with:
+#          concurrent_skipping: "same_content"
+#          skip_after_successful_duplicate: "true"
+#          do_not_skip: '["pull_request", "workflow_dispatch", "schedule", "release"]'
 
   # see: https://github.com/actions/setup-python
   tests:
-    needs: skip_duplicate
-    if: ${{ needs.skip_duplicate.outputs.should_skip != 'true' }}
+    # FIXME: https://github.com/fkirc/skip-duplicate-actions/issues/90
+    #needs: skip_duplicate
+    #if: ${{ needs.skip_duplicate.outputs.should_skip != 'true' }}
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.allow-failure }}
     env: