fix: add a dedicated version bump workflow

.github/workflows/versionBump.yml

@@ -0,0 +1,73 @@
+#---------------------------------------------------------
+# - Create a semantical release
+# - Set latest tag
+#---------------------------------------------------------
+  name: Bump version
+
+  on:
+    workflow_dispatch:
+    push:
+      branches:
+        - next
+        - next-major
+
+  jobs:
+    build:
+      runs-on: ubuntu-latest
+
+      steps:
+        # required antecedent
+        - uses: actions/checkout@v4
+          with:
+            persist-credentials: false
+
+        - name: Setup Node.js environment
+          uses: actions/setup-node@v4
+          with:
+            node-version: '20.9.0'
+
+        - name: Install npm dev dependencies
+          run: npm install --only=dev
+
+        - name: Get current version
+          id: current_version
+          run: |
+            echo "::set-output name=version::$(python -c 'from __version__ import __version__; print(__version__)')"
+          env:
+            GITHUB_TOKEN: ${{ secrets.PAT }}
+
+        - name: Get next version
+          id: next_version
+          run: |
+            echo "::set-output name=version::$(npx semantic-release --dry-run  | awk '/The next release version is/{print $NF}')"
+          env:
+            GITHUB_TOKEN: ${{ secrets.PAT }}
+
+        - name: Debug current version
+          id: debug_current_version
+          run: echo "Current version is '${{ steps.current_version.outputs.version }}'"
+
+        - name: Debug next version
+          id: debug_next_version
+          run: echo "Next version is '$(npx semantic-release --dry-run  | awk '/The next release version is/{print $NF}')'"
+          env:
+            GITHUB_TOKEN: ${{ secrets.PAT }}
+
+        - name: Debug next version output
+          id: debug_next_version_output
+          run: echo "Next version is '${{ steps.next_version.outputs.version }}'"
+          env:
+            GITHUB_TOKEN: ${{ secrets.PAT }}
+
+        - name: Update __version__
+          if: steps.current_version.outputs.version != steps.next_version.outputs.version
+          id: update_version
+          run: |
+            echo "__version__ = '${{ steps.next_version.outputs.version }}'" > __version__.py
+            git config --local user.email "[email protected]"
+            git config --local user.name "GitHub Action"
+            git add __version__.py
+            git commit -m "chore: [gh] Update __version__.py to ${{ steps.next_version.outputs.version }} [skip ci]"
+            git push https://${{ secrets.PAT }}@github.com/${{ github.repository }}.git HEAD:main
+          env:
+            GITHUB_TOKEN: ${{ secrets.PAT }}