Fixes + stable gateway ids

api/proto/common/account_role/v1/account_role.proto

@@ -3,17 +3,31 @@ syntax = "proto3";
 package common.account_role.v1;
 option go_package = "github.com/tech/sendico/pkg/proto/common/account_role/v1;accountrolev1";
 
+// AccountRole classifies the purpose of a ledger account within the
+// double-entry accounting model.
 enum AccountRole {
+  // ACCOUNT_ROLE_UNSPECIFIED is the default zero value.
   ACCOUNT_ROLE_UNSPECIFIED = 0;
+  // OPERATING is the main operational account for day-to-day activity.
   OPERATING = 1;
+  // HOLD temporarily locks funds pending settlement or approval.
   HOLD = 2;
+  // TRANSIT is an intermediary account for in-flight transfers.
   TRANSIT = 3;
+  // SETTLEMENT collects funds awaiting final settlement.
   SETTLEMENT = 4;
+  // CLEARING is used during reconciliation and netting cycles.
   CLEARING = 5;
+  // PENDING tracks amounts that are authorised but not yet captured.
   PENDING = 6;
+  // RESERVE holds funds set aside as collateral or buffer.
   RESERVE = 7;
+  // LIQUIDITY pools funds available for outgoing payments.
   LIQUIDITY = 8;
+  // FEE accumulates collected fee revenue.
   FEE = 9;
+  // CHARGEBACK records reversed or disputed amounts.
   CHARGEBACK = 10;
+  // ADJUSTMENT captures manual or system-initiated balance corrections.
   ADJUSTMENT = 11;
 }