[Model] Add native MAGI-2 Preview diffusion support (#5918)

Signed-off-by: Hongsheng Liu <liuhongsheng4@huawei.com>
Signed-off-by: hsliuustc0106 <liuhongsheng4@huawei.com>

vllm_omni/config/environment_variable_inventory.py

@@ -153,6 +153,8 @@ _MODEL_PROMOTE = (
     "INTERNVLA_A1_COSMOS_DIR",
     "INTERNVLA_A1_COSMOS_ENCODER_PATH",
     "INTERNVLA_A1_PROCESSOR_DIR",
+    "MAGI2_DETERMINISTIC",
+    "MAGI2_FLASH_ATTN_VERSION",
     "MIMO_AUDIO_TOKENIZER_CUDA_GRAPH",
     "MIMO_AUDIO_TOKENIZER_DEVICE",
     "MIMO_AUDIO_TOKENIZER_PATH",
@@ -174,6 +176,7 @@ _MODEL_PROMOTE = (
 _MODEL_REQUEST_SCOPE = (
     "DOTS_TTS_DIT_NUM_STEPS",
     "GR00T_NOISE_SEED",
+    "MAGI2_NEGATIVE_PROMPT",
     "STEP_AUDIO2_DEFAULT_PROMPT_WAV",
     "VLLM_GEPARD_END_FADE_MS",
     "VLLM_GEPARD_END_SILENCE_MS",
@@ -189,6 +192,8 @@ _MODEL_INTERNALIZE = (
     "DOTS_TTS_BETA_TRACE",
     "DYNIN_S2U_VENDOR_ROOT",
     "DZ_PHASE_TIMING",
+    "MAGI2_ALLOW_UNSUPPORTED_TOPOLOGY",
+    "MAGI2_ROUTER_BIAS_SOURCE",
     "MING_TTS_STAGE1_FINAL_LOG",
     "MOSS_TTS_DEBUG_STOP",
     "NEMOTRON_VOICECHAT_DEBUG_FUNCTION_TIMELINE",