Cleanup the GHA workflows

.github/workflows/push.yml → .github/workflows/build-test.yml

@@ -1,10 +1,10 @@
+name: Build & test
 on:
   push:
-    branches: [main]
   pull_request:
 
 jobs:
-  test:
+  build:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4

.github/workflows/workflow.yml → .github/workflows/publish.yml

@@ -1,11 +1,8 @@
-name: Build & publish to PyPI
+name: Publish release to PyPI
 
 on:
-  workflow_dispatch:
-  pull_request:
-  push:
-    tags:
-      - "v[0-9]+.[0-9]+.[0-9]+*"
+  release:
+    types: [released]
 
 jobs:
   build:
@@ -46,25 +43,25 @@ jobs:
 
       - uses: actions/upload-artifact@v4
         with:
-          path: dist
+          name: release-dists
+          path: dist/
 
   publish:
-    if: github.ref_type == 'tag'
     name: Publish to PyPI
+    runs-on: ubuntu-latest
     needs: [build]
-    environment:
-      name: PyPI
-      url: https://pypi.org/p/nsidc-metgenc
     permissions:
       id-token: write
       attestations: write
       contents: read
-    runs-on: ubuntu-latest
+    environment:
+      name: PyPI
+      url: https://pypi.org/p/nsidc-metgenc
     steps:
       - uses: actions/download-artifact@v4
         with:
-          path: dist
-          merge-multiple: true
+          name: release-dists
+          path: dist/
 
       - name: Generate artifact attestation for sdist and wheel
         uses: actions/attest-build-provenance@v1.4.3
@@ -73,3 +70,5 @@ jobs:
 
       - name: Publish package distributions to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: dist/