fix: build wheels on tag instead (#60)

.github/workflows/wheels.yml

@@ -1,17 +1,14 @@
 name: Wheels
 
 on:
-  workflow_run:
+  push:
-    workflows: [CI]
+    tags:
-    branch: [main]
+      - v*
-    types:
-      - completed
 
 jobs:
   build_wheels:
     name: Build wheels on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
-    if: github.event_name == 'release' && github.event.action == 'published'
 
     strategy:
       matrix: