refactor: make TTY detection explicit per review feedback (#218)

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src/hooks/non-interactive-env/detector.ts

@@ -11,7 +11,7 @@ export function isNonInteractive(): boolean {
     return true
   }
 
-  if (!process.stdout.isTTY) {
+  if (process.stdout.isTTY !== true) {
     return true
   }