chore: ignore local Claude settings and refresh lockfile peer flags

- Add .claude/settings.local.json to .gitignore
- Drop stale "peer": true flags from package-lock.json (regenerated by npm install)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: NitayRabi

.gitignore

@@ -148,4 +148,5 @@ ib-gateway/clientportal.gw/.vertx
 ib-gateway/clientportal.gw/.vertx/
 
 # Docker volumes
-data/
+data/
+.claude/settings.local.json