[Model] Add Afmoe architecture implementation (#28332)

Signed-off-by: Maziyar Panahi <maziyar.panahi@iscpif.fr>
Signed-off-by: Pranav <veldurthipranav@gmail.com>
Co-authored-by: Maziyar Panahi <maziyar.panahi@iscpif.fr>

vllm/transformers_utils/configs/__init__.py

@@ -7,6 +7,7 @@ Model configs may be defined in this directory for the following reasons:
 - There is a need to override the existing config to support vLLM.
 """
 
+from vllm.transformers_utils.configs.afmoe import AfmoeConfig
 from vllm.transformers_utils.configs.chatglm import ChatGLMConfig
 from vllm.transformers_utils.configs.deepseek_vl2 import DeepseekVLV2Config
 from vllm.transformers_utils.configs.dotsocr import DotsOCRConfig
@@ -40,6 +41,7 @@ from vllm.transformers_utils.configs.step3_vl import (
 from vllm.transformers_utils.configs.ultravox import UltravoxConfig
 
 __all__ = [
+    "AfmoeConfig",
     "ChatGLMConfig",
     "DeepseekVLV2Config",
     "DotsOCRConfig",