API: Don't use response_class

This arg in routes caused many errors and isn't even needed for
responses.

Signed-off-by: kingbri <bdashore3@proton.me>

OAI/types/model.py

@@ -0,0 +1,27 @@
+from pydantic import BaseModel, Field
+from time import time
+from typing import List, Optional
+
+class ModelCard(BaseModel):
+    id: str = "test"
+    object: str = "model"
+    created: int = Field(default_factory=lambda: int(time()))
+    owned_by: str = "tabbyAPI"
+
+class ModelList(BaseModel):
+    object: str = "list"
+    data: List[ModelCard] = Field(default_factory=list)
+
+class ModelLoadRequest(BaseModel):
+    name: str
+    max_seq_len: Optional[int] = 4096
+    gpu_split: Optional[str] = "auto"
+    rope_scale: Optional[float] = 1.0
+    rope_alpha: Optional[float] = 1.0
+    no_flash_attention: Optional[bool] = False
+    low_mem: Optional[bool] = False
+
+class ModelLoadResponse(BaseModel):
+    module: int
+    modules: int
+    status: str