chore(scripts): local_test.sh 过滤锁屏 iPhone 的 xcodebuild 握手噪音

DTDK passcode protected 每 3s 刷屏（构建 generic/platform=iOS 不需真机），
stderr 定向过滤堆栈噪音，真错误仍透传。

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01JJ1g8XV1YhhmHRzhwWEW7o

scripts/local_test.sh

@@ -46,11 +46,14 @@ if [ "${1:-}" = "--ios" ]; then
     echo "!! 未检测到已配对 iPhone（插线并解锁后重试）" >&2
     exit 1
   fi
+  # stderr 滤掉锁屏 iPhone 的握手噪音（DTDK "passcode protected" 每 3s 刷一条，
+  # 构建目标是 generic/platform=iOS 不需要真机，纯噪音；真错误仍透传）
   xcodebuild -workspace Runner.xcworkspace -scheme Runner -configuration Release \
     -destination "generic/platform=iOS" \
     CODE_SIGN_STYLE=Automatic DEVELOPMENT_TEAM=BYL4KQHMTN \
     CODE_SIGN_IDENTITY="Apple Development" PROVISIONING_PROFILE_SPECIFIER= \
     -allowProvisioningUpdates -allowProvisioningDeviceRegistration build \
+    2> >(grep -vE "DTDKRemoteDeviceConnection|DVTDeviceOperation|passcode protected|dtdevicekit|DTDeviceKitBase|DVTFoundation|libdispatch|libsystem_pthread|^\)|^\s+[0-9]+ " >&2) \
     | grep -E "BUILD (SUCCEEDED|FAILED)"
   APP_PATH="$(find "$HOME/Library/Developer/Xcode/DerivedData" -path '*Release-iphoneos/Runner.app' -maxdepth 6 2>/dev/null | head -1)"
   if [ -z "$APP_PATH" ]; then