test(backend): fix all typescript compiler type errors in test suites

backend/src/modules/ai/intent-classifier/controllers/intent-admin.controller.spec.ts

@@ -1,5 +1,6 @@
 // File: src/modules/ai/intent-classifier/controllers/intent-admin.controller.spec.ts
 // Change Log
+// - 2026-05-21: แก้ไขไทป์ให้ตรงกับ Enum ล่าสุด
 // - 2026-05-19: สร้าง Integration test สำหรับ Admin API (T016, US1).
 
 import { Test, TestingModule } from '@nestjs/testing';
@@ -10,7 +11,10 @@ import {
 } from './intent-admin.controller';
 import { IntentDefinitionService } from '../services/intent-definition.service';
 import { IntentPatternService } from '../services/intent-pattern.service';
-import { IntentCategory } from '../interfaces/intent-category.enum';
+import {
+  IntentCategory,
+  PatternType,
+} from '../interfaces/intent-category.enum';
 import { JwtAuthGuard } from '../../../../common/guards/jwt-auth.guard';
 import { RbacGuard } from '../../../../common/guards/rbac.guard';
 
@@ -60,7 +64,7 @@ describe('IntentAdminController', () => {
 
   describe('findAll', () => {
     it('ควรเรียก service.findAll พร้อม filter', async () => {
-      await controller.findAll('read', 'true');
+      await controller.findAll(IntentCategory.READ, 'true');
 
       expect(definitionService.findAll).toHaveBeenCalledWith({
         category: 'read',
@@ -135,7 +139,7 @@ describe('IntentAdminController', () => {
 
   describe('createPattern', () => {
     it('ควร merge intentCode กับ dto', async () => {
-      const dto = { patternType: 'keyword' as const, patternValue: 'rfa' };
+      const dto = { patternType: PatternType.KEYWORD, patternValue: 'rfa' };
       patternService.create.mockResolvedValue({ publicId: 'p-1' } as never);
 
       await controller.createPattern('GET_RFA', dto);

backend/src/modules/ai/intent-classifier/services/intent-analytics.service.spec.ts

@@ -1,5 +1,6 @@
 // File: src/modules/ai/intent-classifier/services/intent-analytics.service.spec.ts
 // Change Log
+// - 2026-05-21: แก้ไขการทำ Type Casting ของ AiAuditLog ใน Mock ให้สมบูรณ์ขึ้นด้วย unknown
 // - 2026-05-19: สร้าง Unit tests สำหรับ IntentAnalyticsService (T033, US3).
 
 import { Test, TestingModule } from '@nestjs/testing';
@@ -21,6 +22,7 @@ function mockLog(
   const intentCode = overrides.intentCode ?? 'GET_RFA';
   return {
     id: Math.floor(Math.random() * 1000),
+    publicId: 'mock-public-id',
     aiModel: 'intent-classifier',
     modelName: method === 'llm_fallback' ? 'gemma4:e4b' : 'pattern-match',
     aiSuggestionJson: {
@@ -33,7 +35,7 @@ function mockLog(
     confidenceScore: overrides.confidence ?? 1.0,
     status: overrides.status ?? AiAuditStatus.SUCCESS,
     createdAt: new Date(),
-  } as AiAuditLog;
+  } as unknown as AiAuditLog;
 }
 
 describe('IntentAnalyticsService', () => {

backend/tests/e2e/rfa-workflow.e2e-spec.ts

@@ -1,5 +1,6 @@
 // File: backend/tests/e2e/rfa-workflow.e2e-spec.ts
 // Change Log
+// - 2026-05-21: แก้ไขไทป์ Record ให้ครอบคลุม ReviewTaskStatus ทั้งหมด (EXPIRED, CANCELLED)
 // - 2026-05-15: Initial E2E test scaffolding
 // - 2026-05-16: Simplified to use unit test approach - full E2E requires database
 // - Note: Full E2E tests require running database and full infrastructure setup
@@ -37,6 +38,8 @@ describe('RFA Approval Workflow (E2E)', () => {
       ],
       [ReviewTaskStatus.COMPLETED]: [],
       [ReviewTaskStatus.DELEGATED]: [ReviewTaskStatus.IN_PROGRESS],
+      [ReviewTaskStatus.EXPIRED]: [],
+      [ReviewTaskStatus.CANCELLED]: [],
     };
 
     // Verify status enum values exist

backend/tests/integration/cross-spec/qdrant-isolation.spec.ts

@@ -1,5 +1,6 @@
 // File: backend/tests/integration/cross-spec/qdrant-isolation.spec.ts
 // Change Log:
+// - 2026-05-21: แก้ไข Type Casting ของ AiQdrantService ด้วย unknown
 // - 2026-05-16: Cross-spec integration test for QdrantService projectPublicId isolation
 // - 2026-05-16: Fixed mocking strategy to use factory pattern with proper method exposure
 
@@ -132,7 +133,9 @@ describe('Cross-Spec: QdrantService Isolation', () => {
 
   it('should verify no rawSearch method exists (security)', () => {
     // Assert: No rawSearch method that bypasses projectPublicId filtering
-    expect((service as Record<string, unknown>).rawSearch).toBeUndefined();
+    expect(
+      (service as unknown as Record<string, unknown>).rawSearch
+    ).toBeUndefined();
   });
 
   it('should handle RFA cross-spec usage correctly', async () => {

backend/tests/performance/approval-matrix.perf-spec.ts

@@ -1,5 +1,6 @@
 // File: backend/tests/performance/approval-matrix.perf-spec.ts
 // Change Log:
+// - 2026-05-21: แก้ไขการจำลองข้อมูลและการคอมไพล์ไทป์ใน ResponseCodeRule
 // - 2026-05-16: Performance test for Approval Matrix Service with 1000+ rules
 
 import { Test, TestingModule } from '@nestjs/testing';
@@ -46,20 +47,25 @@ describe('ApprovalMatrixService Performance', () => {
       (_, i) => ({
         id: i + 1,
         responseCodeId: (i % 10) + 1,
-        documentTypeId: (i % 5) + 1,
+        documentTypeId: 1,
         isRequired: i % 3 === 0,
         priority: (i % 5) + 1,
+        responseCode: {
+          id: (i % 10) + 1,
+          code: `CODE-${i % 10}`,
+          isActive: true,
+        } as unknown as ResponseCode,
       })
     );
 
+    jest.spyOn(responseCodeRepo, 'find').mockResolvedValue([]);
     jest
-      .spyOn(responseCodeRepo, 'find')
+      .spyOn(responseCodeRuleRepo, 'find')
       .mockResolvedValue(mockRules as ResponseCodeRule[]);
-    jest.spyOn(responseCodeRuleRepo, 'find').mockResolvedValue([]);
 
     // Act: Measure lookup time
     const startTime = Date.now();
-    const _result = await service.findByDocumentType(1, 'SHOP_DRAWING');
+    const _result = await service.findByDocumentType(1, 100);
     const endTime = Date.now();
 
     // Assert: Must complete within 100ms
@@ -81,19 +87,26 @@ describe('ApprovalMatrixService Performance', () => {
         category: (
           ['ENGINEERING', 'CONTRACT', 'QUALITY'] as ResponseCodeCategory[]
         )[i % 3],
-        description: `Description for code ${i}`,
+        descriptionTh: `Description for code ${i}`,
       })
     );
 
+    const mockRules: Partial<ResponseCodeRule>[] = mockCodes.map((code, i) => ({
+      id: i + 1,
+      responseCodeId: code.id,
+      documentTypeId: 1,
+      responseCode: code as ResponseCode,
+    }));
+
+    jest.spyOn(responseCodeRepo, 'find').mockResolvedValue([]);
     jest
-      .spyOn(responseCodeRepo, 'find')
+      .spyOn(responseCodeRuleRepo, 'find')
-      .mockResolvedValue(mockCodes as ResponseCode[]);
+      .mockResolvedValue(mockRules as ResponseCodeRule[]);
-    jest.spyOn(responseCodeRuleRepo, 'find').mockResolvedValue([]);
 
     // Act: Run 10 concurrent lookups
     const startTime = Date.now();
     const promises = Array.from({ length: 10 }, () =>
-      service.findByDocumentType(1, 'SHOP_DRAWING')
+      service.findByDocumentType(1, 100)
     );
     await Promise.all(promises);
     const endTime = Date.now();

backend/tests/performance/review-tasks.perf-spec.ts

@@ -1,11 +1,13 @@
 // File: backend/tests/performance/review-tasks.perf-spec.ts
 // Change Log:
+// - 2026-05-21: แก้ไขไทป์ ReviewTaskStatus ในข้อมูลจำลองและสเปก
 // - 2026-05-16: Performance test for Review Tasks Query with 10,000+ tasks
 
 import { ReviewTask } from '../../src/modules/review-team/entities/review-task.entity';
+import { ReviewTaskStatus } from '../../src/modules/common/enums/review.enums';
 
 interface FindAllOptions {
-  status?: string;
+  status?: ReviewTaskStatus;
   assignedToUserId?: number;
   disciplineId?: number;
   page?: number;
@@ -69,7 +71,11 @@ describe('ReviewTaskService Query Performance', () => {
       (_, i) => ({
         id: i + 1,
         uuid: `task-${i}`,
-        status: ['PENDING', 'IN_PROGRESS', 'COMPLETED'][i % 3],
+        status: [
+          ReviewTaskStatus.PENDING,
+          ReviewTaskStatus.IN_PROGRESS,
+          ReviewTaskStatus.COMPLETED,
+        ][i % 3],
         assignedToUserId: (i % 100) + 1,
         rfaRevisionId: (i % 500) + 1,
         disciplineId: (i % 20) + 1,
@@ -81,7 +87,7 @@ describe('ReviewTaskService Query Performance', () => {
 
     const startTime = Date.now();
     const result = service.findAll({
-      status: 'PENDING',
+      status: ReviewTaskStatus.PENDING,
       page: 1,
       limit: 20,
     });
@@ -99,7 +105,7 @@ describe('ReviewTaskService Query Performance', () => {
       (_, i) => ({
         id: i + 1,
         uuid: `task-${i}`,
-        status: 'PENDING',
+        status: ReviewTaskStatus.PENDING,
         assignedToUserId: 42,
         disciplineId: 5,
       })
@@ -109,7 +115,7 @@ describe('ReviewTaskService Query Performance', () => {
 
     const startTime = Date.now();
     const result = service.findAll({
-      status: 'PENDING',
+      status: ReviewTaskStatus.PENDING,
       assignedToUserId: 42,
       disciplineId: 5,
       page: 1,