Switch default model to Streaming Paraformer with CT-Transformer punctuation

- Change default ASR model from FunASR Nano to Streaming Paraformer
- Auto-download CT-Transformer punctuation model on first launch
- Reorder model list to show Streaming Paraformer first
- Bump version to 1.2.12

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: ZhaoChaoqun

Sources/RecordingManager.swift

@@ -20,7 +20,7 @@ class RecordingManager {
                let model = ASRModelType(rawValue: rawValue) {
                 return model
             }
-            return .funasrNano
+            return .streamingParaformer
         }
         set {
             UserDefaults.standard.set(newValue.rawValue, forKey: "selectedASRModel")

Sources/SettingsView.swift

@@ -19,7 +19,7 @@ class ModelDownloadManager: ObservableObject {
            let model = ASRModelType(rawValue: rawValue) {
             selectedModel = model
         } else {
-            selectedModel = .funasrNano
+            selectedModel = .streamingParaformer
         }
         checkModelsExist()
     }

Sources/SherpaOnnxManager.swift

@@ -2,8 +2,8 @@ import Foundation
 
 /// ASR 模型类型
 enum ASRModelType: String, CaseIterable, Identifiable {
-    case funasrNano = "funasr-nano"
     case streamingParaformer = "streaming-paraformer"
+    case funasrNano = "funasr-nano"
 
     var id: String { rawValue }
 

Sources/TypelessApp.swift

@@ -56,6 +56,10 @@ class AppDelegate: NSObject, NSApplicationDelegate {
             print(">>> 首次启动，自动下载默认模型...")
             downloadManager.downloadModel()
         }
+        if !downloadManager.punctuationDownloaded {
+            print(">>> 自动下载标点模型...")
+            downloadManager.downloadPunctuationModel()
+        }
     }
 
     private func setupStatusBar() {

Typeless.xcodeproj/project.pbxproj

@@ -365,7 +365,7 @@
 					"$(inherited)",
 					"$(SRCROOT)/Frameworks/sherpa-onnx/lib",
 				);
-				MARKETING_VERSION = 1.2.11;
+				MARKETING_VERSION = 1.2.12;
 				PRODUCT_BUNDLE_IDENTIFIER = com.typeless.app;
 				PRODUCT_NAME = "Nano Typeless";
 				SWIFT_EMIT_LOC_STRINGS = YES;
@@ -401,7 +401,7 @@
 					"$(inherited)",
 					"$(SRCROOT)/Frameworks/sherpa-onnx/lib",
 				);
-				MARKETING_VERSION = 1.2.11;
+				MARKETING_VERSION = 1.2.12;
 				PRODUCT_BUNDLE_IDENTIFIER = com.typeless.app;
 				PRODUCT_NAME = "Nano Typeless";
 				SWIFT_EMIT_LOC_STRINGS = YES;