Remove Claude dependency from version workflow

### 🔧 Improvements
- Replaced Claude CLI changelog generation with simple commit-based approach
- Removed external dependency and potential authentication issues
- Simplified changelog generation to list commit messages directly

### 🐛 Bug Fixes
- Eliminated Claude CLI not found errors
- Removed timeout and authentication complexities
- Ensured workflow runs reliably in all environments

.github/workflows/version-and-publish.yml

@@ -104,7 +104,7 @@ jobs:
           git config --global user.name "github-actions[bot]"
           git config --global user.email "github-actions[bot]@users.noreply.github.com"
 
-      - name: Generate changelog with Claude
+      - name: Generate changelog from commits
         if: steps.version-type.outputs.type != 'none'
         id: changelog
         run: |
@@ -116,49 +116,18 @@ jobs:
             COMMITS=$(git log --oneline --no-merges ${LAST_TAG}..HEAD || echo "No new commits")
           fi
 
-          # Generate changelog using Claude (fail if it fails)
-          if ! command -v claude-code >/dev/null 2>&1; then
-            echo "❌ ERROR: Claude CLI not found. Please ensure Claude Code is properly installed."
-            exit 1
-          fi
+          echo "📝 Generating changelog from commits"
+          echo "Commits to process:"
+          echo "$COMMITS"
 
-          echo "🤖 Generating changelog with Claude..."
-          CHANGELOG=$(timeout 240s claude-code << 'CLAUDE_EOF'
-Please analyze the following git commits and generate a concise changelog in this exact format:
+          # Simple changelog from commit messages
+          CHANGELOG="## Changes
 
-## Changes
+          ### 🔧 Improvements
+          $(echo "$COMMITS" | sed 's/^[a-f0-9]* /- /' | head -10)"
 
-### 🚀 Features
-- Brief description of new features
-
-### 🐛 Bug Fixes
-- Brief description of bug fixes
-
-### 🔧 Improvements
-- Brief description of improvements/refactoring
-
-### 📚 Documentation
-- Brief description of documentation changes
-
-### ⚡ Performance
-- Brief description of performance improvements
-
-Only include sections that have actual changes. Keep each bullet point concise and user-focused.
-
-Git commits to analyze:
-$COMMITS
-CLAUDE_EOF
-          )
-
-          # Check if changelog generation succeeded
-          if [ $? -ne 0 ] || [ -z "$CHANGELOG" ]; then
-            echo "❌ ERROR: Failed to generate changelog with Claude. Workflow cannot continue."
-            echo "Debug info - Commits to analyze:"
-            echo "$COMMITS"
-            exit 1
-          fi
-
-          echo "✅ Successfully generated changelog with Claude"
+          echo "Generated changelog:"
+          echo "$CHANGELOG"
 
           # Save changelog to output
           echo "changelog<<EOF" >> $GITHUB_OUTPUT