feat: 增加gpt-image-2 模型

server/schemas.py

@@ -12,6 +12,22 @@ SUPPORTED_TYPES = [
 # 通义（DashScope）生图模型白名单：插件下拉可选的模型
 TONGYI_MODELS = ["qwen-image-3.0-pro", "wan2.7-image-pro"]
 
+# RightAPI 生图模型白名单
+RIGHTAPI_MODELS = ["gpt-image-2"]
+
+# 模型 → provider 推断表：插件只传模型名，服务端据此路由（模型名优先于 provider 字段）
+MODEL_PROVIDERS: dict[str, str] = {
+    **{m: "tongyi" for m in TONGYI_MODELS},
+    **{m: "rightapi" for m in RIGHTAPI_MODELS},
+}
+
+
+def resolve_provider(model: str | None, requested: str | None, default: str) -> str:
+    """已知模型名直接定位 provider；未知模型回退到请求指定的 provider 或默认值。"""
+    if model and model in MODEL_PROVIDERS:
+        return MODEL_PROVIDERS[model]
+    return requested or default
+
 
 # ── 采集上传 ──