Add dev tagging to workflow

.github/workflows/test-publish.yaml

@@ -26,7 +26,35 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install build
+        pip install build toml
+    - name: Update version in pyproject.toml
+      run: |
+        python3 << END
+        import toml
+        import os
+        from datetime import datetime
+        
+        # Read the current pyproject.toml
+        with open('pyproject.toml', 'r') as f:
+            config = toml.load(f)
+        
+        # Get the current version
+        current_version = config['project']['version']
+        
+        # Create a unique version using GitHub run number and current date
+        run_number = os.environ['GITHUB_RUN_NUMBER']
+        current_date = datetime.now().strftime("%Y%m%d")
+        new_version = f"{current_version}.dev{current_date}{run_number}"
+        
+        # Update the version in the config
+        config['project']['version'] = new_version
+        
+        # Write the updated config back to pyproject.toml
+        with open('pyproject.toml', 'w') as f:
+            toml.dump(config, f)
+        
+        print(f"Updated version to {new_version}")
+        END
     - name: Build oakutils
       run: |
         python -m build --sdist --wheel --outdir dist/