Potential release process

.github/workflows/on_push_to_main_release.yml

@@ -0,0 +1,49 @@
+---
+on:
+  push:
+    branches:
+      - main
+    paths-ignore:
+      - '**/.gitignore'
+      - '**/.github/workflows/on_pr*'
+      - '**/.github/workflows/precommit_updates.yml'
+      - '**/.pre-commit-config.yaml'
+
+jobs:
+  bump:
+    ## Bump the version, depending on what was in the last push
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      # Scan the commit message for a prefix or major/minor. Otherwise default to patch
+      - name: Determine bump type
+        id: bump_type
+        run: |
+          commit_message="$(git log --format=%B -n 1 ${{ github.sha }})"
+          # if it starts with major:, minor:, or patch:, use that
+          if [[ $commit_message =~ ^(major|minor|patch): ]]; then
+            echo "bump_type=${BASH_REMATCH[1]}" >> "$GITHUB_OUTPUT"
+          else
+            echo "bump_type=${BASH_REMATCH[1]}" >> "$GITHUB_OUTPUT"
+          fi
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: 3.x
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install poetry
+          poetry install
+
+      - name: Bump version
+        run: |
+          poetry version "${{ steps.bump_type.outputs.bump_type }}"
+
+      # TODO: Needs tests...
+      # - name: poetry publish
+      # TODO: Sort out secrets