chore: strengthen backend eslint profile

test/tbank-screen-sync.e2e-spec.ts

@@ -1,15 +1,17 @@
+import type { Server } from 'node:http';
+
 import { INestApplication } from '@nestjs/common';
 import { JwtService } from '@nestjs/jwt';
 import { Test } from '@nestjs/testing';
 import { setTimeout as delay } from 'node:timers/promises';
-import type { Server } from 'node:http';
 import request from 'supertest';
+
 import { AppModule } from '../src/app.module';
-import { configureApp } from '../src/main';
-import { PrismaService } from '../src/prisma/prisma.service';
-import { TbankClient } from '../src/integrations/tbank/tbank.client';
 import { TbankTokenService } from '../src/integrations/tbank/tbank-token.service';
+import { TbankClient } from '../src/integrations/tbank/tbank.client';
+import { configureApp } from '../src/main';
 import { TbankSyncStatusDto } from '../src/modules/investments/tbank-sync/tbank-sync.dto';
+import { PrismaService } from '../src/prisma/prisma.service';
 
 describe('screen sync HTTP and SQLite', () => {
   let app: INestApplication<Server>;
@@ -51,10 +53,11 @@ describe('screen sync HTTP and SQLite', () => {
     await app.init();
     await app.listen(0, '127.0.0.1');
     prisma = app.get(PrismaService);
-    for (const id of ['owner', 'other'])
+    for (const id of ['owner', 'other']) {
       await prisma.user.create({
         data: { id, email: `${id}@example.invalid`, passwordHash: 'synthetic' },
       });
+    }
   });
   beforeEach(async () => {
     await prisma.tbankConnection.deleteMany();
@@ -62,7 +65,7 @@ describe('screen sync HTTP and SQLite', () => {
     upstream.getOpenAccounts.mockResolvedValue([]);
     upstream.getPortfolio.mockResolvedValue({ positions: [] });
     upstream.getPositions.mockResolvedValue({ money: [] });
-    for (const userId of ['owner', 'other'])
+    for (const userId of ['owner', 'other']) {
       await prisma.tbankConnection.create({
         data: {
           userId,
@@ -72,6 +75,7 @@ describe('screen sync HTTP and SQLite', () => {
           membershipRevision: 1,
         },
       });
+    }
   });
   afterAll(async () => app.close());
   it('accepts before blocked RPC finishes, joins identical requests, and observes without starting work', async () => {
@@ -145,9 +149,9 @@ describe('screen sync HTTP and SQLite', () => {
       screen: 'stock',
       instrumentUid: '00000000-0000-4000-8000-000000000001',
       candleRange: {
-        from: '2026-02-01',
-        to: '2026-01-01',
-        jobs: [],
+        'from': '2026-02-01',
+        'to': '2026-01-01',
+        'jobs': [],
         '~bad/path': 'SYNTHETIC_VALIDATION_SECRET',
       },
     },
@@ -158,7 +162,7 @@ describe('screen sync HTTP and SQLite', () => {
     );
     const problem = response.body as {
       code: string;
-      errors: { pointer: string; detail: string }[];
+      errors: { detail: string; pointer: string }[];
     };
     expect(problem.code).toBe('VALIDATION_ERROR');
     expect(problem.errors.length).toBeGreaterThan(0);
@@ -167,15 +171,19 @@ describe('screen sync HTTP and SQLite', () => {
       expect(typeof error.detail).toBe('string');
     }
     if ('candleRange' in scope) {
+      // eslint-disable-next-line jest/no-conditional-expect -- The parameterized fixture chooses the scenario; each branch asserts its outcome and the test also asserts common invariants.
       expect(
         problem.errors.filter(
           (error) => error.pointer === '#/candleRange/jobs',
         ),
       ).toHaveLength(1);
+      // eslint-disable-next-line jest/no-conditional-expect -- The parameterized fixture chooses the scenario; each branch asserts its outcome and the test also asserts common invariants.
       expect(problem.errors).toContainEqual({
         pointer: '#/candleRange/~0bad~1path',
+        // eslint-disable-next-line jest/no-conditional-expect -- The parameterized fixture chooses the scenario; each branch asserts its outcome and the test also asserts common invariants.
         detail: expect.any(String) as unknown,
       });
+      // eslint-disable-next-line jest/no-conditional-expect -- The parameterized fixture chooses the scenario; each branch asserts its outcome and the test also asserts common invariants.
       expect(JSON.stringify(response.body)).not.toContain(
         'SYNTHETIC_VALIDATION_SECRET',
       );
@@ -350,9 +358,9 @@ describe('screen sync HTTP and SQLite', () => {
           }),
         )
         .mockImplementation(() =>
-          outcome === 'failed'
-            ? Promise.reject(new Error('Synthetic outage'))
-            : Promise.resolve({ hasNext: false, items: [] }),
+          outcome === 'failed' ?
+              Promise.reject(new Error('Synthetic outage')) :
+              Promise.resolve({ hasNext: false, items: [] }),
         );
       const accept = async (from: string, to: string) => {
         const response = await post({