fix: docs deployment

.github/workflows/docs.yml

@@ -36,11 +36,21 @@ jobs:
             exit 0
           fi
           
+          # For push events, check if this is the first push
+          if [ -z "${{ github.event.before }}" ]; then
+            echo "should_deploy=true" >> $GITHUB_OUTPUT
+            exit 0
+          fi
+          
           # Check for changes in relevant files
           git diff --name-only ${{ github.event.before }} ${{ github.event.after }} > changed_files.txt
           
+          # Debug output
+          echo "Changed files:"
+          cat changed_files.txt
+          
           # Look for changes in docs, mkdocs.yml, or Python files
-          if grep -q -E '^docs/|^mkdocs.yml|\.py$' changed_files.txt; then
+          if grep -q -E '^docs/|^mkdocs\.yml|\.py$' changed_files.txt; then
             echo "should_deploy=true" >> $GITHUB_OUTPUT
           else
             echo "should_deploy=false" >> $GITHUB_OUTPUT