Revert "forecast-form: remove per-row operation column; use top toolbar batch delete only"

This reverts commit cecb80085c03b4b1faa8e71befe50ca0dd6f81bd.

src/components/forecast-form/index.vue

@@ -120,7 +120,18 @@
                 />
               </template>
             </el-table-column>
-            <!-- 操作列已移除，使用批量删除按钮 -->
+            <!-- 操作列：删除按钮 -->
+            <el-table-column label="操作" fixed="right" width="120">
+              <template #default="{ row, $index }">
+                <el-button
+                  type="text"
+                  size="small"
+                  icon="el-icon-delete"
+                  :disabled="!canEditCurrentForm"
+                  @click="handleDelete(row, $index)"
+                >删除</el-button>
+              </template>
+            </el-table-column>
           </el-table>
           <div class="table-tip">提示：先在上方选择物料并点击“导入物料”，导入后的数据将显示在表格并参与保存流程。</div>
         </div>