Build wheels for both x86 and arm64

Fixes #12

Author: masklinn

.github/workflows/pyo3-wheels.yml

@@ -1,6 +1,7 @@
 name: Wheels
 
 on:
+  pull_request:
   workflow_dispatch:
     inputs:
       release:
@@ -30,8 +31,6 @@ jobs:
           - macos
 
         exclude:
-          - platform: windows
-            arch: aarch64
           - platform: windows
             python-version: graalpy-24
 
@@ -113,31 +112,28 @@ jobs:
           # - musllinux
           - windows
           - macos
+        arch:
+          - x86_64
+          - aarch64
 
         exclude:
           - platform: windows
             python-version: graalpy-24
 
         include:
-          # would probably need to run qemu inside the thing to full
-          # test the archs...
-          - arch: x86_64
-          - platform: macos
-            arch: aarch64
-
           - wheel: "3.x"
           - python-version: "pypy-3.10"
             wheel: "pypy-3.10"
           - python-version: "graalpy-24"
             wheel: "graalpy-24"
 
-          - runs: ubuntu-latest
+          - runner: ubuntu-latest
           - platform: windows
-            runs: windows-latest
+            runner: windows-latest
           - platform: macos
-            runs: macos-latest
+            runner: macos-latest
 
-    runs-on: ${{ matrix.runs }}
+    runs-on: ${{ matrix.runner }}
 
     steps:
       - name: Checkout working copy
@@ -149,6 +145,7 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+          
           allow-prereleases: true
       - name: Retrieve wheel
         uses: actions/download-artifact@v4
@@ -177,7 +174,7 @@ jobs:
     name: Release
     runs-on: ubuntu-latest
     needs: [py-release-tests, py-release-sdist]
-    if: ${{ inputs.release }}
+    if: ${{ github.event == 'workflow_dispatch' && inputs.release }}
     permissions:
       # Use to sign the release artifacts
       id-token: write