From a926685cfe08efdef78aa1681e07e8b7436e6a40 Mon Sep 17 00:00:00 2001
From: Turadg Aleahmad <turadg@agoric.com>
Date: Mon, 11 Dec 2023 09:28:52 -0800
Subject: [PATCH 1/2] ci: defer Loadgen compatibility

---
 .github/workflows/integration.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 9710fa138eb..557c483770e 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -130,7 +130,8 @@ jobs:
           path: ./agoric-sdk
       - uses: ./agoric-sdk/.github/actions/restore-node
         with:
-          node-version: 18.x
+          # XXX loadgen not compatible with 18.19 https://github.com/Agoric/agoric-sdk/pull/8365#issuecomment-1848003597
+          node-version: 18.18
           path: ./agoric-sdk
           # Forces xsnap to initialize all memory to random data, which increases
           # the chances the content of snapshots may deviate between validators

From f0654e0ea84e94316bbdca2fe55cc5bb6f57752d Mon Sep 17 00:00:00 2001
From: Turadg Aleahmad <turadg@agoric.com>
Date: Tue, 12 Dec 2023 08:29:28 -0800
Subject: [PATCH 2/2] feat: guard ContractGovernorKit

---
 .../governance/src/contractGovernorKit.js     | 47 +++++++++++++++++--
 1 file changed, 44 insertions(+), 3 deletions(-)

diff --git a/packages/governance/src/contractGovernorKit.js b/packages/governance/src/contractGovernorKit.js
index 1f5f5d900d3..14cc3d79911 100644
--- a/packages/governance/src/contractGovernorKit.js
+++ b/packages/governance/src/contractGovernorKit.js
@@ -1,16 +1,57 @@
 import { Fail } from '@agoric/assert';
-import { makeTracer } from '@agoric/internal';
-import { prepareExoClassKit } from '@agoric/vat-data';
+import { UnguardedHelperI, makeTracer } from '@agoric/internal';
+import { M, prepareExoClassKit } from '@agoric/vat-data';
 import { E } from '@endo/eventual-send';
+import {
+  InvitationShape,
+  InstanceHandleShape,
+  InstallationShape,
+} from '@agoric/zoe/src/typeGuards.js';
+import { TimestampShape } from '@agoric/time';
 import { setupApiGovernance } from './contractGovernance/governApi.js';
 import { setupFilterGovernance } from './contractGovernance/governFilter.js';
 import {
   CONTRACT_ELECTORATE,
   setupParamGovernance,
 } from './contractGovernance/governParam.js';
+import { ClosingRuleShape, ParamChangesSpecShape } from './typeGuards.js';
 
 const trace = makeTracer('CGK', false);
 
+const ContractGovernorKitI = {
+  helper: UnguardedHelperI,
+  creator: M.interface('Contract Governor Kit creator', {
+    replaceElectorate: M.call(InvitationShape).returns(M.promise()),
+    voteOnParamChanges: M.call(
+      InstallationShape,
+      TimestampShape,
+      ParamChangesSpecShape,
+    ).returns(M.promise()),
+    voteOnApiInvocation: M.call(
+      M.string(),
+      M.arrayOf(M.any()),
+      InstallationShape,
+      TimestampShape,
+    ).returns(M.promise()),
+    voteOnOfferFilter: M.call(
+      InstallationShape,
+      TimestampShape,
+      M.arrayOf(M.string()),
+    ).returns(M.promise()),
+    getCreatorFacet: M.call().returns(M.remotable('ElectorateCreator')),
+    getAdminFacet: M.call().returns(M.remotable('ElectorateAdmin')),
+    getInstance: M.call().returns(InstanceHandleShape),
+    getPublicFacet: M.call().returns(M.remotable('ElectoratePublic')),
+  }),
+  public: M.interface('Contract Governor Kit public', {
+    getElectorate: M.call().returns(M.promise(/* Instance */)),
+    getGovernedContract: M.call().returns(InstanceHandleShape),
+    validateVoteCounter: M.call(InstanceHandleShape).returns(M.promise()),
+    validateElectorate: M.call(InstanceHandleShape).returns(M.promise()),
+    validateTimer: M.call(ClosingRuleShape).returns(),
+  }),
+};
+
 /**
  *
  * @param {import('@agoric/vat-data').Baggage} baggage
@@ -36,7 +77,7 @@ export const prepareContractGovernorKit = (baggage, powers) => {
   const makeContractGovernorKit = prepareExoClassKit(
     baggage,
     'ContractGovernorKit',
-    undefined,
+    ContractGovernorKitI,
     /**
      * @param {import('@agoric/zoe/src/zoeService/utils.js').StartedInstanceKit<GovernableStartFn>} startedInstanceKit
      * @param {LimitedCF<unknown>} limitedCreatorFacet