[model-gateway] add qwen2.5_vl model image processor (#14375)

sgl-router/src/multimodal/vision/image_processor.rs

@@ -265,6 +265,7 @@ impl ImageProcessorRegistry {
     /// - `llava-next` -> LlavaNextProcessor
     /// - `llava` -> LlavaProcessor (also matches llava-1.5, etc.)
     /// - `qwen2-vl` -> Qwen2VLProcessor
+    /// - `qwen2.5-vl` -> Qwen2VLProcessor (same preprocessing as Qwen2-VL)
     pub fn with_defaults() -> Self {
         let mut registry = Self::new();
 
@@ -291,6 +292,20 @@ impl ImageProcessorRegistry {
             Box::new(super::processors::Qwen2VLProcessor::new()),
         );
 
+        // Register Qwen2.5-VL (uses identical preprocessing to Qwen2-VL)
+        registry.register(
+            "qwen2.5-vl",
+            Box::new(super::processors::Qwen2VLProcessor::new()),
+        );
+        registry.register(
+            "qwen2_5-vl",
+            Box::new(super::processors::Qwen2VLProcessor::new()),
+        );
+        registry.register(
+            "qwen2_5_vl",
+            Box::new(super::processors::Qwen2VLProcessor::new()),
+        );
+
         registry
     }
 }

sgl-router/src/multimodal/vision/processors/mod.rs

@@ -8,6 +8,7 @@
 //! - **LLaVA 1.5** (`llava`): CLIP-based preprocessing with configurable aspect ratio
 //! - **LLaVA-NeXT** (`llava`): Multi-crop anyres processing
 //! - **Qwen2-VL** (`qwen2_vl`): Dynamic resolution with smart resizing
+//! - **Qwen2.5-VL** (`qwen2_vl`): Same processor as Qwen2-VL (identical preprocessing)
 
 pub mod llava;
 pub mod qwen2_vl;