fix: bind overseas receiving to shared warehouse

scripts/admin-test-env-modules/phase4-cross-region-events-contract.test.mjs

@@ -77,6 +77,12 @@ test('cross-region normalization keeps existing producers ahead of every phase-t
   assert.deepEqual(normalizeModuleOrder(modules), modules)
 })
 
+test('phase-four producer variants restore the primary orchestration fixture after each matrix branch', async () => {
+  const source = await import('node:fs/promises').then((fs) => fs.readFile(
+    new URL('../admin-test-env-acceptance.mjs', import.meta.url), 'utf8'))
+  assert.match(source, /const createdKeys = \['phase3Loading', 'phase3LoadingCompletedProducer', 'orchestrationFixtures'\]/)
+})
+
 test('contract covers dual audience, canonical 403, both event directions and diagnostics', () => {
   for (const token of [
     'context.token)', 'context.overseasToken)', 'cn-overseas-event-not-delivered',