chore: strengthen backend eslint profile

src/modules/investments/instruments/stocks/application/get-stock-company.use-case.ts

@@ -1,5 +1,7 @@
 import { Injectable } from '@nestjs/common';
+
 import type { TbankFundamentals } from '../../../../../integrations/tbank/tbank.api';
+
 import { CatalogEnrichmentService } from '../../application/catalog-enrichment.service';
 import {
   StockCompanyResourceDto,
@@ -21,8 +23,8 @@ export class GetStockCompanyUseCase {
       observe,
     );
     return {
-      data: result.values.instrument
-        ? {
+      data: result.values.instrument ?
+          {
             description: result.values.description ?? null,
             metrics: metrics(
               result.values.fundamentals ?? null,
@@ -30,14 +32,14 @@ export class GetStockCompanyUseCase {
             ),
             unavailable: result.unavailable,
             observedAt: result.observedAt,
-          }
-        : null,
+          } :
+        null,
       meta: result.meta,
     };
   }
 }
 export function metrics(
-  values: TbankFundamentals | null,
+  values: null | TbankFundamentals,
   sector?: string,
 ): StockMetricDto[] {
   if (!values) return [];
@@ -49,30 +51,31 @@ export function metrics(
   ][] = [
     ['marketCapitalization', 'money', null],
     ['peRatioTtm', 'ratio', 'TTM'],
-    ...(bank
-      ? ([
+    ...(bank ?
+        ([
           ['priceToBookTtm', 'ratio', 'TTM'],
           ['roe', 'percent', null],
-        ] as typeof selection)
-      : ([
+        ] as typeof selection) :
+        ([
           ['revenueTtm', 'money', 'TTM'],
           ['ebitdaTtm', 'money', 'TTM'],
         ] as typeof selection)),
     ['netIncomeTtm', 'money', 'TTM'],
-    ...(!bank
-      ? ([
+    ...(!bank ?
+        ([
           ['totalDebtMrq', 'money', 'MRQ'],
           ['netDebtToEbitda', 'ratio', null],
-        ] as typeof selection)
-      : []),
+        ] as typeof selection) :
+        []),
   ];
   return selection.flatMap(([key, unit, period]) => {
+    // eslint-disable-next-line security/detect-object-injection -- Keys come from the fixed metric selection declared above.
     const value = values[key];
     const currency = values.currency?.toUpperCase() || null;
     return typeof value === 'number' &&
       Number.isFinite(value) &&
-      (unit !== 'money' || currency)
-      ? [
+      (unit !== 'money' || currency) ?
+        [
           {
             key,
             value,
@@ -80,7 +83,7 @@ export function metrics(
             period,
             currency: unit === 'money' ? currency : null,
           },
-        ]
-      : [];
+        ] :
+        [];
   });
 }