contributor-check (#468)

Summary:

- Add a PR check for starring this repository.
- Leverages stackql tooling.

Author: general-kroll-4-life

.github/workflows/contribute.yaml

@@ -0,0 +1,41 @@
+name: Check if PR author has starred the repository
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  check-starred:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/[email protected]
+
+    - name: Pull github provider
+      uses: stackql/[email protected]
+      with:
+        is_command: 'true'
+        query: "REGISTRY PULL github;"
+
+    - name: Run stackql query
+      id: check-star
+      uses: stackql/[email protected]
+      with:
+        test_query: |
+          SELECT repo, count(*) as has_starred
+          FROM github.activity.repo_stargazers
+          WHERE owner = 'stackql' and repo in ('stackql') and login = '${{ github.event.pull_request.user.login }}'
+          GROUP BY repo;
+        expected_results_str: '[{"has_starred":"1","repo":"stackql"}]'
+      continue-on-error: true
+
+    - name: Check if starred
+      run: |
+        if [ "${{ steps.check-star.outcome }}" = "success" ]; then
+         echo "Thanks for your support by starring both StackQL repositories!"
+        else
+         echo "It seems you haven't starred the StackQL repositories. Please star the following repos before proceeding:"
+         echo "https://github.com/stackql/stackql (our core repo)"
+         exit 1
+        fi
+      if: always()

CONTRIBUTING.md

@@ -11,6 +11,8 @@ Before beginning implementation work, please raise an issue and receive a consen
 
 Please raise pull requests (PRs) from a fork of this repository, using the provided PR template.  The richer the detail / evidence supplied, the easier the review process.  A usefully named feature branch for the PR source is appreciated.
 
+Finally, in respect of all your efforts; we thank you and ask that you please give us a star while you are at it.
+
 Many Thanks,
 
 The StackQL team.