Add a shell-specific permission for `mcporter call context7.*` so Claude can
query Context7 through MCPorter without a permission prompt.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
The Stop hook only runs a ~500ms visual flash; 20 seconds was far more
than any realistic process-start latency needs, including the one-time
native shim compile on Windows.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>