use exit codes to indicate permission

Sources/CLI/PermissionsHandler.swift

@@ -0,0 +1,47 @@
+import CoreFoundation
+import Foundation
+
+/// Handles audio recording permissions for the CLI, including checking status and requesting permissions.
+/// Uses exit codes to communicate permission status:
+/// - 0: granted (authorized)
+/// - 1: unknown
+/// - 2: denied
+struct PermissionsHandler {
+  private let shouldRequest: Bool
+
+  init(shouldRequest: Bool) {
+    self.shouldRequest = shouldRequest
+  }
+
+  /// Handles the permissions workflow and exits with appropriate exit code
+  func handle() -> Never {
+    let permissionHandler = AudioRecordingPermission()
+
+    if shouldRequest {
+      print("Requesting audio recording permissions...")
+      permissionHandler.request()
+
+      // Wait for the permission request to complete
+      while permissionHandler.status == .unknown {
+        // Run the main run loop to allow DispatchQueue.main.async to execute
+        let result = CFRunLoopRunInMode(CFRunLoopMode.defaultMode, 0.1, true)
+        if result == CFRunLoopRunResult.stopped || result == CFRunLoopRunResult.finished {
+          break
+        }
+      }
+    }
+
+    // Get final status and exit with appropriate code
+    let status = permissionHandler.status
+    print("Audio recording permission status: \(status.rawValue)")
+
+    switch status {
+    case .authorized:
+      exit(0)  // granted
+    case .unknown:
+      exit(1)  // unknown
+    case .denied:
+      exit(2)  // denied
+    }
+  }
+}