Add version extraction and update for release workflow

Author: egoughnour

.github/workflows/release.yml

@@ -28,6 +28,55 @@ jobs:
         run: |
           uv pip install --system build
 
+      - name: Extract version from tag
+        id: get_version
+        run: |
+          # Extract version from tag (e.g., v0.4.0 -> 0.4.0 or 0.4.0 -> 0.4.0)
+          TAG_NAME=${GITHUB_REF#refs/tags/}
+          # Remove 'v' prefix if it exists at the start
+          if [[ "$TAG_NAME" == v* ]]; then
+            VERSION="${TAG_NAME:1}"
+          else
+            VERSION="$TAG_NAME"
+          fi
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+          echo "Extracted version: $VERSION from tag: $TAG_NAME"
+
+      - name: Update version in pyproject.toml
+        env:
+          VERSION: ${{ steps.get_version.outputs.version }}
+        run: |
+          python3 << 'EOF'
+          import os
+          import re
+          
+          version = os.environ['VERSION']
+          
+          # Read pyproject.toml
+          with open("pyproject.toml", "r") as f:
+              content = f.read()
+          
+          # Escape special characters in version for TOML
+          # Replace backslash and double quote with escaped versions
+          escaped_version = version.replace('\\', '\\\\').replace('"', '\\"')
+          
+          # Update version line (handles both single and double quotes)
+          updated_content = re.sub(
+              r'^version\s*=\s*["\'][^"\']*["\']',
+              f'version = "{escaped_version}"',
+              content,
+              count=1,
+              flags=re.MULTILINE
+          )
+          
+          # Write back
+          with open("pyproject.toml", "w") as f:
+              f.write(updated_content)
+          
+          print(f"Updated pyproject.toml with version {version}")
+          EOF
+          grep "^version = " pyproject.toml
+
       - name: Build package
         run: |
           python -m build