feat(auth): trusted senders table and API

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

.wolf/.gitignore

@@ -0,0 +1,26 @@
+# OpenWolf: machine-local state (committed state: cerebrum.md, STATUS.md,
+# memory.md, buglog.json, anatomy.md, anatomy-index.json, config.json, OPENWOLF.md)
+hooks/
+backups/
+cache/
+daemon.log
+daemon.pid
+dashboard-token
+token-ledger.json
+usage-report.json
+updates/
+handoff/
+activity/
+usage/
+archive/
+session-memory/
+ledger-pending/
+ledger-sessions/
+bug-pending/
+*.pending/
+suggestions.json
+cron-state.json
+_scan-state.json
+_*.json
+*.lock
+*.tmp