Code Scanning Fixes — 4 Alerts Resolved

AlertToolFileFix
#138CodeQLpool-setup-template.py:221Wrap health endpoint in try/except
#139CodeQLpool-setup-template.py:221Same (plugins copy)
#143Scorecardorchestkit-eval.yml:76Pin claude-code@2.1.101 + --ignore-scripts
#144Scorecardplugin-validation.yml:293Bump 2.1.90 → 2.1.101