add just to publish CI (#1446)

Author: xavdid-stripe

.github/workflows/ci.yml

@@ -109,6 +109,7 @@ jobs:
     needs: [build, test, lint]
     runs-on: "ubuntu-24.04"
     steps:
+      - uses: extractions/setup-just@v2
       - uses: actions/checkout@v3
       - name: Download all workflow run artifacts
         uses: actions/download-artifact@v3