✨ feat(model): 增加 sorted 字段，并使用该字段对模型列表进行排序

1. 在 Model 和 Provider 类型中增加 sorted 字段(api.ts)
2. 默认模型在初始化的时候，自动设置默认 sorted 字段，从 1000 开始自增长(constant.ts)
3. 自定义模型更新的时候，自动分配 sorted 字段(model.ts)

app/constant.ts

@@ -320,86 +320,105 @@ const tencentModels = [
 
 const moonshotModes = ["moonshot-v1-8k", "moonshot-v1-32k", "moonshot-v1-128k"];
 
+let seq = 1000; // 内置的模型序号生成器从1000开始
 export const DEFAULT_MODELS = [
   ...openaiModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++, // Global sequence sort(index)
     provider: {
       id: "openai",
       providerName: "OpenAI",
       providerType: "openai",
+      sorted: 1, // 这里是固定的，确保顺序与之前内置的版本一致
     },
   })),
   ...openaiModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "azure",
       providerName: "Azure",
       providerType: "azure",
+      sorted: 2,
     },
   })),
   ...googleModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "google",
       providerName: "Google",
       providerType: "google",
+      sorted: 3,
     },
   })),
   ...anthropicModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "anthropic",
       providerName: "Anthropic",
       providerType: "anthropic",
+      sorted: 4,
     },
   })),
   ...baiduModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "baidu",
       providerName: "Baidu",
       providerType: "baidu",
+      sorted: 5,
     },
   })),
   ...bytedanceModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "bytedance",
       providerName: "ByteDance",
       providerType: "bytedance",
+      sorted: 6,
     },
   })),
   ...alibabaModes.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "alibaba",
       providerName: "Alibaba",
       providerType: "alibaba",
+      sorted: 7,
     },
   })),
   ...tencentModels.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "tencent",
       providerName: "Tencent",
       providerType: "tencent",
+      sorted: 8,
     },
   })),
   ...moonshotModes.map((name) => ({
     name,
     available: true,
+    sorted: seq++,
     provider: {
       id: "moonshot",
       providerName: "Moonshot",
       providerType: "moonshot",
+      sorted: 9,
     },
   })),
 ] as const;