fix(sdk): inject assertions into Creator-loaded contract harness

cocoscreator_projects/YouleNexus/assets/framework/sdk/testing/game-contract-harness.ts

@@ -1,4 +1,4 @@
-import { strict as assert } from 'node:assert';
+import type { strict } from 'node:assert';
 import type {
   GameEntry,
   GameHost,
@@ -21,8 +21,12 @@ export interface GameContractSample {
   readonly makeHost: GameContractHostFactory;
 }
 
-/** Runs the shared lifecycle checks required of the app's sole GameEntry. */
-export function assertGameContract(entry: GameEntry, samples: readonly GameContractSample[]): void {
+/** Runs lifecycle checks with assertions explicitly supplied by the test caller. */
+export function assertGameContract(
+  entry: GameEntry,
+  samples: readonly GameContractSample[],
+  assert: typeof strict,
+): void {
   assert.ok(samples.length > 0, 'conformance requires game-owned roomtype samples');
   assertGameEntry(entry);
   for (const route of ['platform', 'agent', 'room']) {
@@ -48,8 +52,8 @@ export function assertGameContract(entry: GameEntry, samples: readonly GameContr
 
   const sessions = new GameSessionHost(entry);
   for (const sample of samples) {
-    runCycle(sessions, sample, entry, 1);
-    runCycle(sessions, sample, entry, 2);
+    runCycle(sessions, sample, entry, 1, assert);
+    runCycle(sessions, sample, entry, 2, assert);
   }
   assert.equal(sessions.state, 'idle');
 }
@@ -59,6 +63,7 @@ function runCycle(
   sample: GameContractSample,
   entry: GameEntry,
   cycle: number,
+  assert: typeof strict,
 ): void {
   const contractHost = sample.makeHost();
   const snapshot = contractHost.host.getSnapshot();