feat: 对接 generateVideo 页面后端接口

- 新增 uploadFile 工具函数用于图片上传
- 更新 useTemplateActions hook 使用 handleError 统一错误处理
- 实现 generateVideo 页面视频生成功能
  - 根据 formSchema.startNodes 动态构建请求数据
  - 支持图片和文本输入
  - 添加 loading 状态和错误提示
  - 生成成功后显示通知并返回

Co-Authored-By: Claude <noreply@anthropic.com>

hooks/use-template-actions.ts

@@ -1,31 +1,33 @@
-import { OWNER_ID } from "@/lib/auth"
-import { ApiError } from "@/lib/types"
 import { root } from '@repo/core'
-import { TemplateController, type RunTemplateInput } from "@repo/sdk"
-import { useState } from "react"
+import { type RunTemplateInput, TemplateController } from '@repo/sdk'
+import { useCallback, useState } from 'react'
+
+import { type ApiError } from '@/lib/types'
+import { handleError } from './use-error'
 
 export const useTemplateActions = () => {
     const [loading, setLoading] = useState(false)
     const [error, setError] = useState<ApiError | null>(null)
 
-    const runTemplate = async (params: RunTemplateInput): Promise<{ generationId?: string; error?: ApiError }> => {
+    const runTemplate = useCallback(async (params: RunTemplateInput): Promise<{ generationId?: string; error?: ApiError }> => {
         setLoading(true)
         setError(null)
 
-        try {
-            const template = root.get(TemplateController)
-            const result = await template.run({
-                templateId: params.templateId,
-                data: params.data || {},
-            })
-            setLoading(false)
-            return { generationId: result.generationId }
-        } catch (e) {
-            setError(e as ApiError)
-            setLoading(false)
-            return { error: e as ApiError }
+        const template = root.get(TemplateController)
+        const { data, error } = await handleError(async () => await template.run({
+            templateId: params.templateId,
+            data: params.data || {},
+        }))
+
+        setLoading(false)
+
+        if (error) {
+            setError(error)
+            return { error }
         }
-    }
+
+        return { generationId: data?.generationId, error: null }
+    }, [])
 
     return {
         loading,