Merge pull request #845 from microbiomedata/843-gha-does-not-run-auto…

…mated-tests-when-example-changesheets-are-modified

Configure GHA to run tests when example changesheets change

.github/workflows/python-app.yml

@@ -3,6 +3,15 @@
 
 name: Python application
 
+# Note: The following events will trigger this workflow:
+#       1. Someone pushes a commit to `main` that includes changes to any of the listed files.
+#       2. Someone opens a pull request that includes changes to any of the listed files.
+#       3. Someone clicks the "Run workflow" button on the "Actions" tab on GitHub.
+#
+#  References:
+#  - https://docs.github.com/en/actions/writing-workflows/choosing-when-your-workflow-runs/triggering-a-workflow#example-including-paths
+#  - https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions#filter-pattern-cheat-sheet
+#
 on:
   push:
     branches: [ main ]
@@ -11,14 +20,17 @@ on:
       - 'Makefile'
       - '**.Dockerfile'
       - '**.py'
-      - 'requirements/main.txt'      
+      - 'requirements/main.txt'
+      # Every file in the `data` directory or in any of its subdirectories:
+      - 'metadata-translation/notebooks/data/**'
   pull_request:
     paths:
       - '.github/workflows/python-app.yml'
       - 'Makefile'
       - '**.Dockerfile'
       - '**.py'
       - 'requirements/main.txt'
+      - 'metadata-translation/notebooks/data/**'
   # Allow developers to trigger this workflow manually via the "Actions" page on GitHub.
   # Reference: https://docs.github.com/en/actions/managing-workflow-runs-and-deployments/managing-workflow-runs/manually-running-a-workflow
   workflow_dispatch: { }