fix: use real cache key prefixes in mock and dynamic imports for CI compatibility

tests/unit/opportunitiesManager.test.ts

@@ -33,16 +33,16 @@ function createStablePrismaMock(
  * (some Bun versions do not enumerate Proxy keys for static imports).
  */
 function buildCacheMock(overrides: Record<string, any> = {}) {
-  const keyFn = (...args: any[]) => `mock:key:${args.join(":")}`;
   return {
-    // Key helpers
-    activityCacheKey: mock(keyFn),
-    companyCwCacheKey: mock(keyFn),
-    notesCacheKey: mock(keyFn),
-    contactsCacheKey: mock(keyFn),
-    productsCacheKey: mock(keyFn),
-    siteCacheKey: mock(keyFn),
-    oppCwDataCacheKey: mock(keyFn),
+    // Key helpers — use real prefixes so cross-file mock leaks don't
+    // break opportunityCache.test.ts key assertions.
+    activityCacheKey: mock((id: number) => `opp:activities:${id}`),
+    companyCwCacheKey: mock((id: number) => `opp:company-cw:${id}`),
+    notesCacheKey: mock((id: number) => `opp:notes:${id}`),
+    contactsCacheKey: mock((id: number) => `opp:contacts:${id}`),
+    productsCacheKey: mock((id: number) => `opp:products:${id}`),
+    siteCacheKey: mock((a: number, b: number) => `opp:site:${a}:${b}`),
+    oppCwDataCacheKey: mock((id: number) => `opp:cw-data:${id}`),
     // Read helpers
     getCachedActivities: mock(() => Promise.resolve(null)),
     getCachedCompanyCwData: mock(() => Promise.resolve(null)),