feat: 将项目迁移到Playwright+Camoufox方案

lib/backend/models.js

@@ -7,6 +7,10 @@ export const IMAGE_POLICY = {
 
 // LMArena 后端模型配置
 export const LMARENA_MODELS = {
+    "gemini-3-pro-image-preview-2k": {
+        codeName: "019abc10-e78d-7932-b725-7f1563ed8a12",
+        imagePolicy: IMAGE_POLICY.OPTIONAL
+    },
     "gemini-3-pro-image-preview": {
         codeName: "019aa208-5c19-7162-ae3b-0a9ddbb1e16a",
         imagePolicy: IMAGE_POLICY.OPTIONAL
@@ -128,9 +132,16 @@ export const GEMINI_BIZ_MODELS = {
     }
 };
 
+// NanoBananaFree AI 后端模型配置
+export const NANOBANANAFREE_AI_MODELS = {
+    "gemini-2.5-flash-image": {
+        imagePolicy: IMAGE_POLICY.OPTIONAL
+    }
+};
+
 /**
  * 获取后端对应的模型配置表
- * @param {string} backendName - 后端名称 ('lmarena' 或 'gemini_biz')
+ * @param {string} backendName - 后端名称 ('lmarena' 或 'gemini_biz' 或 'nanobananafree_ai')
  * @returns {Object} 模型配置对象
  * @private
  */
@@ -140,6 +151,8 @@ function getModelsConfigForBackend(backendName) {
             return LMARENA_MODELS;
         case 'gemini_biz':
             return GEMINI_BIZ_MODELS;
+        case 'nanobananafree_ai':
+            return NANOBANANAFREE_AI_MODELS;
         // 将来新增其它后端：
         // case 'foo_site':
         //   return FOO_SITE_MODELS;