feat: 调优创建支持 SFT 自动合并权重

FineTuneTask 类型新增 auto_merge 字段，SFT 训练表单新增自动合并权重开关并在创建/启动时随参提交，回归脚本补充 auto_merge 与模型对话框断言。

frontend/scripts/regression-fine-tune-create-ui.mjs

@@ -4,6 +4,7 @@ import { fileURLToPath } from 'node:url'
 
 const root = resolve(fileURLToPath(new URL('..', import.meta.url)))
 const source = readFileSync(resolve(root, 'src/views/fine-tune/FineTuneCreateView.vue'), 'utf8')
+const modelDialogSource = readFileSync(resolve(root, 'src/components/ModelSelectDialog.vue'), 'utf8')
 
 function assert(condition, message) {
   if (!condition) {
@@ -18,10 +19,16 @@ assert(source.includes('gpu-usage-bar'), 'GPU cards should visualize usage with
 assert(source.includes('is-busy'), 'GPU cards should have a distinct busy state for usage over 80%')
 assert(source.includes('gpu.gpu_percent > 80'), 'GPU busy state should be driven by usage over 80%')
 assert(source.includes('modelDialogVisible'), 'Model selection should open a dialog instead of a plain select')
-assert(!source.includes('width="78vw"'), 'Model dialog should not use the previous oversized 78vw width')
-assert(source.includes('width="860px"'), 'Model dialog should use a compact enterprise modal width')
-assert(source.includes('model-series-list'), 'Model dialog should include a model series list column')
-assert(source.includes('model-version-list'), 'Model dialog should include a snapshot/version list column')
-assert(source.includes('confirmModelSelection'), 'Model dialog should confirm the selected model before updating the form')
+assert(!modelDialogSource.includes('width="78vw"'), 'Model dialog should not use the previous oversized 78vw width')
+assert(modelDialogSource.includes('width="860px"'), 'Model dialog should use a compact enterprise modal width')
+assert(modelDialogSource.includes('model-series-list'), 'Model dialog should include a model series list column')
+assert(modelDialogSource.includes('model-version-list'), 'Model dialog should include a snapshot/version list column')
+assert(modelDialogSource.includes('handleConfirm'), 'Model dialog should confirm the selected model before updating the form')
+assert(source.includes("auto_merge: false"), 'Auto merge should default to disabled')
+assert(source.includes('v-if="form.train_type === \'SFT\'"'), 'Merge model settings should only be visible for SFT')
+assert(source.includes('content-position="left">合并模型'), 'SFT form should include a merge model section below data configuration')
+assert(source.includes('v-model="form.auto_merge"'), 'Merge model section should provide an auto merge selector')
+assert(source.includes('label="自动合并权重并保存"'), 'Auto merge selector should use a clear visible label')
+assert((source.match(/auto_merge: form\.train_type === 'SFT' && form\.auto_merge/g) || []).length === 2, 'Auto merge should be sent for SFT when creating and starting the task')
 
 console.log('fine-tune create UI regression checks passed')

frontend/src/types/index.ts

@@ -94,6 +94,7 @@ export interface FineTuneTask {
   template?: string
   base_model: number | string
   train_dataset_id?: number | string
+  auto_merge?: boolean
   output_model_name?: string
   gpus?: number[]
   batch_size?: number

frontend/src/views/fine-tune/FineTuneCreateView.vue

@@ -34,6 +34,7 @@ const form = reactive({
   template: 'qwen',
   train_method: 'lora' as 'lora' | 'full',
   train_dataset_id: '' as string | number,
+  auto_merge: false,
   // 训练参数
   batch_size: 1,
   learning_rate: 0.0001,
@@ -216,6 +217,7 @@ async function handleSubmit() {
         train_method: form.train_method,
         gpus: selectedGpus.value,
         train_dataset_id: form.train_dataset_id,
+        auto_merge: form.train_type === 'SFT' && form.auto_merge,
         output_model_name: form.name,
         batch_size: form.batch_size,
         learning_rate: form.learning_rate,
@@ -244,6 +246,7 @@ async function handleSubmit() {
           train_type: form.train_type,
           train_method: form.train_method,
           train_dataset_id: form.train_dataset_id,
+          auto_merge: form.train_type === 'SFT' && form.auto_merge,
           output_model_name: form.name,
           gpus: selectedGpus.value,
           batch_size: form.batch_size,
@@ -424,6 +427,16 @@ onMounted(() => {
           </el-select>
         </el-form-item>
 
+        <template v-if="form.train_type === 'SFT'">
+          <el-divider content-position="left">合并模型</el-divider>
+          <el-form-item label="自动合并权重并保存">
+            <el-select v-model="form.auto_merge" style="width: 420px;">
+              <el-option label="否" :value="false" />
+              <el-option label="是" :value="true" />
+            </el-select>
+          </el-form-item>
+        </template>
+
         <!-- 训练命令预览 -->
         <el-divider content-position="left">训练命令预览</el-divider>
         <div class="command-preview-wrapper">