chore: strengthen backend eslint profile

test/sqlite.cjs

@@ -9,13 +9,14 @@ const available = readdirSync(__dirname)
   .sort();
 const requested = process.argv.slice(2);
 const suites =
-  requested.length === 0
-    ? ['app.e2e-spec.ts', 'bank-cards.e2e-spec.ts']
-    : requested.length === 1 && requested[0] === '--all'
-      ? available
-      : requested;
-if (suites.some((suite) => !available.includes(suite)))
+  requested.length === 0 ?
+      ['app.e2e-spec.ts', 'bank-cards.e2e-spec.ts'] :
+    requested.length === 1 && requested[0] === '--all' ?
+      available :
+      requested;
+if (suites.some((suite) => !available.includes(suite))) {
   throw new Error('Unknown e2e suite');
+}
 let child;
 let interrupted;
 let killTimer;
@@ -46,9 +47,9 @@ function run(args, env) {
     child.once('close', (code, signal) => {
       clearTimeout(killTimer);
       child = undefined;
-      if (code !== 0 || signal)
+      if (code !== 0 || signal) {
         reject(new Error(`Child failed: ${signal ?? code}`));
-      else resolve();
+      } else resolve();
     });
   });
 }