Update release workflow to publish to PyPI on main push

.github/workflows/release.yml

@@ -1,23 +1,34 @@
-name: Create Release on Merge
+name: Release
 
 on:
-  pull_request:
-    types: [closed]
+  push:
+    branches:
+      - main
 
 jobs:
-  release:
-    if: >
-      github.event.pull_request.merged == true &&
-      github.base_ref == 'main' &&
-      github.head_ref == 'develop'
+  pypi-publish:
+    name: upload release to PyPI
     runs-on: ubuntu-latest
-
+    # Specifying a GitHub environment is optional, but strongly encouraged
+    environment: release
+    permissions:
+      # IMPORTANT: this permission is mandatory for trusted publishing
+      id-token: write
     steps:
-      - name: Create Release
-        uses: actions/create-release@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
         with:
-          tag_name: ${{ github.event.pull_request.title }}
-          release_name: ${{ github.event.pull_request.title }}
-          body: ${{ github.event.pull_request.body }}
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        shell: bash
+        run: pip install -r requirements_dev.txt
+
+      - name: Build the project
+        shell: bash
+        run: python -m build .
+
+      - name: Publish package distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1