chore: Enable "curly" rule to avoid single-statement if confusion/errors.

src/commands/auth-choice.api-key.ts

@@ -2,7 +2,9 @@ const DEFAULT_KEY_PREVIEW = { head: 4, tail: 4 };
 
 export function normalizeApiKeyInput(raw: string): string {
   const trimmed = String(raw ?? "").trim();
-  if (!trimmed) return "";
+  if (!trimmed) {
+    return "";
+  }
 
   // Handle shell-style assignments: export KEY="value" or KEY=value
   const assignmentMatch = trimmed.match(/^(?:export\s+)?[A-Za-z_][A-Za-z0-9_]*\s*=\s*(.+)$/);
@@ -29,7 +31,9 @@ export function formatApiKeyPreview(
   opts: { head?: number; tail?: number } = {},
 ): string {
   const trimmed = raw.trim();
-  if (!trimmed) return "…";
+  if (!trimmed) {
+    return "…";
+  }
   const head = opts.head ?? DEFAULT_KEY_PREVIEW.head;
   const tail = opts.tail ?? DEFAULT_KEY_PREVIEW.tail;
   if (trimmed.length <= head + tail) {