OAI: Add models support

The models endpoint fetches all the models that OAI has to offer.
However, since this is an OAI clone, just list the models inside
the user's configured model directory instead.

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

model.py

@@ -1,4 +1,4 @@
-import gc, time
+import gc, time, pathlib
 import torch
 from exllamav2 import(
     ExLlamaV2,
@@ -11,7 +11,6 @@ from exllamav2.generator import(
     ExLlamaV2StreamingGenerator,
     ExLlamaV2Sampler
 )
-from os import path
 from typing import Optional
 
 # Bytes to reserve on first device when loading with auto split
@@ -102,11 +101,11 @@ class ModelContainer:
                 self.draft_config.max_input_len = kwargs["chunk_size"]
                 self.draft_config.max_attn_size = kwargs["chunk_size"] ** 2
 
-    def get_model_name(self):
-        if self.draft_enabled:
-            return path.basename(path.normpath(self.draft_config.model_dir))
-        else:
-            return path.basename(path.normpath(self.config.model_dir))
+
+    def get_model_path(self):
+        model_path = pathlib.Path(self.draft_config.model_dir if self.draft_enabled else self.config.model_dir)
+        return model_path
+
 
     def load(self, progress_callback = None):
         """