Prepare glob-scoped callers and prove offsite ledger recovery

Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a11fd9-caf6-7a63-b578-9daaaa134ff2

config/callers.user-engine.draft.json

@@ -8,6 +8,10 @@
       "bindings": [
         ["tenant:coulomb", "coulomb-social"]
       ],
+      "binding_patterns": [
+        ["tenant:*-family", "coulomb-social"],
+        ["tenant:family-*", "coulomb-social"]
+      ],
       "operations": [
         "send",
         "delivery-status",
@@ -23,7 +27,8 @@
       "rate_per_minute": 10,
       "burst": 5,
       "max_payload_bytes": 8192,
-      "adopt_legacy_verifications": true
+      "adopt_legacy_verifications": true,
+      "adopt_legacy_invitations": true
     }
   ]
 }