三个提交入口的生成选项映射收敛为单一字段清单

- common::validation 用 tripo_generation_options_from! 由一份字段清单派生三个 From 实现
- multiview 手写的 TripoGenerationOptions 映射改为复用该 From 实现
- 新增共享字段时三条路径一起跟上，缺字段会在编译期报错

server-rs/crates/platform-tripo/src/common/validation.rs

@@ -3,6 +3,7 @@ use shared_contracts::model3d::common::{
     Model3dTextureVersion,
 };
 use shared_contracts::model3d::image_to_model::Model3dImageToModelParams;
+use shared_contracts::model3d::multiview_to_model::Model3dMultiviewToModelRequest;
 use shared_contracts::model3d::text_to_model::Model3dTextToModelParams;
 
 use super::{TripoError, TripoField, TripoTaskHandle, TripoValidationReason};
@@ -22,42 +23,46 @@ pub(crate) struct TripoGenerationOptions {
     pub compress: Option<Model3dCompression>,
 }
 
-impl From<&Model3dTextToModelParams> for TripoGenerationOptions {
-    fn from(params: &Model3dTextToModelParams) -> Self {
-        Self {
-            model: params.model,
-            texture: params.texture,
-            pbr: params.pbr,
-            texture_quality: params.texture_quality,
-            texture_version: params.texture_version,
-            geometry_quality: params.geometry_quality,
-            face_limit: params.face_limit,
-            auto_size: params.auto_size,
-            quad: params.quad,
-            smart_low_poly: params.smart_low_poly,
-            generate_parts: params.generate_parts,
-            compress: params.compress,
+/// 三个提交入口共享的生成选项字段清单：文本 / 图片 / 多视图三种请求到
+/// [`TripoGenerationOptions`] 的映射全部由这一份清单派生。
+///
+/// 新增共享字段时只改这份清单，三条路径会一起跟上；若某个请求结构缺少该字段，
+/// 这里会直接编译失败，而不是在运行时静默漏校验。
+macro_rules! tripo_generation_options_from {
+    ($($field:ident),+ $(,)?) => {
+        impl From<&Model3dTextToModelParams> for TripoGenerationOptions {
+            fn from(params: &Model3dTextToModelParams) -> Self {
+                Self { $($field: params.$field,)+ }
+            }
         }
-    }
+
+        impl From<&Model3dImageToModelParams> for TripoGenerationOptions {
+            fn from(params: &Model3dImageToModelParams) -> Self {
+                Self { $($field: params.$field,)+ }
+            }
+        }
+
+        impl From<&Model3dMultiviewToModelRequest> for TripoGenerationOptions {
+            fn from(request: &Model3dMultiviewToModelRequest) -> Self {
+                Self { $($field: request.$field,)+ }
+            }
+        }
+    };
 }
 
-impl From<&Model3dImageToModelParams> for TripoGenerationOptions {
-    fn from(params: &Model3dImageToModelParams) -> Self {
-        Self {
-            model: params.model,
-            texture: params.texture,
-            pbr: params.pbr,
-            texture_quality: params.texture_quality,
-            texture_version: params.texture_version,
-            geometry_quality: params.geometry_quality,
-            face_limit: params.face_limit,
-            auto_size: params.auto_size,
-            quad: params.quad,
-            smart_low_poly: params.smart_low_poly,
-            generate_parts: params.generate_parts,
-            compress: params.compress,
-        }
-    }
+tripo_generation_options_from! {
+    model,
+    texture,
+    pbr,
+    texture_quality,
+    texture_version,
+    geometry_quality,
+    face_limit,
+    auto_size,
+    quad,
+    smart_low_poly,
+    generate_parts,
+    compress,
 }
 
 pub(crate) fn validate_generation_options(

server-rs/crates/platform-tripo/src/multiview_to_model/client.rs

@@ -43,20 +43,9 @@ impl TripoProviderClient {
             }
             Model3dMultiviewInputs::TaskId { task_id } => validate_task_id(task_id)?,
         }
-        validate_generation_options(&TripoGenerationOptions {
-            model: request.model,
-            texture: request.texture,
-            pbr: request.pbr,
-            texture_quality: request.texture_quality,
-            texture_version: request.texture_version,
-            geometry_quality: request.geometry_quality,
-            face_limit: request.face_limit,
-            auto_size: request.auto_size,
-            quad: request.quad,
-            smart_low_poly: request.smart_low_poly,
-            generate_parts: request.generate_parts,
-            compress: request.compress,
-        })?;
+        // 与 text / image 路径共用同一份字段映射（见 common::validation 的宏），
+        // 新增共享字段时三条路径一起跟上。
+        validate_generation_options(&TripoGenerationOptions::from(request))?;
         let task_id = self
             .client
             .multiview_to_model(to_sdk_params(request)?)