chore: reduce frontend lint warnings

src/features/ecommerce/EcommerceVideoWorkspace.tsx

@@ -1,4 +1,4 @@
-import { Fragment, useCallback, useEffect, useMemo, useRef, useState } from "react";
+import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import "../../styles/pages/ecommerce-video.css";
 import {
   CloseOutlined,
@@ -14,7 +14,6 @@ import {
 import { runVideoPlan, renderSceneImage, renderScene, buildSceneTasks, saveVideoHistory } from "./ecommerceVideoService";
 import {
   PLAN_STEP_LABELS,
-  PLAN_STEPS_DISPLAY,
   type EcommerceVideoStage,
   type EcommerceVideoSceneTask,
   type EcommerceVideoPlanProgress,
@@ -29,7 +28,6 @@ import { useGenerationTasks } from "../../hooks/useGenerationTasks";
 import {
   saveEcommerceVideoState,
   loadEcommerceVideoState,
-  clearEcommerceVideoState,
 } from "./ecommerceVideoKeepalive";
 
 interface EcommerceVideoWorkspaceProps {
@@ -298,7 +296,7 @@ export default function EcommerceVideoWorkspace({
     }, 3000);
   };
 
-  const handleDownload = async (url: string) => {
+  const _handleDownload = async (url: string) => {
     try {
       await saveToolResultToLocal({
         url, name: `ecommerce-video-${Date.now()}`, type: "video",
@@ -310,7 +308,7 @@ export default function EcommerceVideoWorkspace({
     }
   };
 
-  const handleSaveAsset = async (url: string) => {
+  const _handleSaveAsset = async (url: string) => {
     try {
       const result = await addToolResultToAssetLibrary({
         url, name: `电商短视频-${Date.now()}.mp4`, description: "电商广告视频生成结果",
@@ -596,9 +594,6 @@ export default function EcommerceVideoWorkspace({
   const sourceImage = sourceImageUrls[0] || planResult?.imageUrls[0] || productImageDataUrls[0] || "";
   const flowHasStarted = stage !== "idle" || completedSteps.length > 0;
   const flowMeta = `${platform} / ${aspectRatio} / ${durationSeconds}s / ${resolution}`;
-  const hasImaging = stage === "imaging" || stage === "imaged" || stage === "rendering" || stage === "completed" || stage === "partial_failed";
-  const hasRendering = stage === "rendering" || stage === "completed" || stage === "partial_failed";
-  const visiblePlanSteps = PLAN_STEPS_DISPLAY.filter((s) => completedSteps.includes(s));
 
   return (
     <div className="ecom-video-workspace" data-stage={stage}>