在原生鸿蒙上开发一款绘画动画软件，然后制作动画短视频，发到 B 站会火？

jsimport auth from '@hw-agconnect/auth';import buffer from '@ohos.buffer';export default class EntryAbility extends UIAbility {  onCreate(want: Want, launchParam: AbilityConstant.LaunchParam): void {    let file = this.context.resourceManager.getRawFileContentSync('agconnect-services.json');    let json: string = buffer.from(file.buffer).toString();    auth.init(this.context, json);    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate');  }}

jsimport { cloudStorage } from '@kit.CloudFoundationKit';import common from '@ohos.app.ability.common';let context = getContext(this) as common.UIAbilityContext;
// 将base64存在沙箱中async writeFile(data: string): Promise<string> {  let uri = ''  let filesDir = getContext().filesDir;  let filePath = ''  const name = `${Date.now()}.png`  try {    filePath = context.cacheDir + `/${name}`;    uri = fileUri.getUriFromPath(filePath);    let file = fileIo.openSync(filePath, fileIo.OpenMode.READ_WRITE | fileIo.OpenMode.CREATE);    const reg = new RegExp("data:image/\w+;base64,")    const base64 = data.replace(reg, "");    const dataBuffer = buffer.from(base64, 'base64')    await fileIo.writeSync(file.fd, dataBuffer.buffer);    fileIo.closeSync(file);  } catch (Error) {    console.log('Error.code', '----->👉', JSON.stringify(Error));  }
  return "internal://cache/" + name
}
update () {    const previewUrl = 'down/xxxx' // 这里是你云存储创建的目录down，然后后面是你要上传的文件名称    const bucket: cloudStorage.StorageBucket = cloudStorage.bucket('xxxx'); // 这里是你云存储的实例    // ArkUI上下文    await bucket.uploadFile(getContext(this), {      localPath: await this.writeFile(item.imagUrl),  // 本地文件路径      cloudPath: previewUrl     // 云侧文件路径    }, (err: BusinessError, task: request.agent.Task) => {      // 这个回调函数一定要写，不然上传不了      if (err) {        console.error(`Upload file failed! Code: ${err.code}, message: ${err.message}`);        return;      }      task.on('progress', (progress) => {        console.info(`on progress ${JSON.stringify(progress)}`);      });      task.on('completed', (progress) => {        console.info(`on completed ${JSON.stringify(progress)}`);      });      task.on('failed', (progress) => {        console.error(`on failed ${JSON.stringify(progress)}`);      });      task.on('response', (response) => {        console.info(`on response ${JSON.stringify(response)}`);      });
      // start task      task.start((err: BusinessError) => {        if (err) {          console.error(`Failed to start the uploadFile task, Code: ${err.code}, message: ${err.message}`);        } else {          console.info(`Succeeded in starting a uploadFile task.`);        }      });    });}

js"@agconnect/cloudstorage-server": "^1.0.1","@agconnect/database-server": "^1.0.7","@hw-agconnect/common-server": "^1.2.4","@hw-agconnect/database-server": "^1.0.21",

const clouddb = require('@hw-agconnect/database-server/dist/index.js')import {AGCClient, CredentialParser} from "@agconnect/common-server"const path = require('path');// 加载凭证文件let client_name = "./db/agc-apiclient-chen.json"; // 你的认证json，从agc获取let client_path = path.join(__dirname, client_name);let credential = CredentialParser.toCredential(client_path);let agcClient;try {  agcClient = AGCClient.getInstance();} catch {  AGCClient.initialize(credential);  agcClient = AGCClient.getInstance();}
clouddb.AGConnectCloudDB.initialize(agcClient);const agconnectCloudDB = clouddb.AGConnectCloudDB.getInstance(agcClient);//云数据库区块const zoneName = 'MeichuangEdit';const cloudDBZoneConfig = new clouddb.CloudDBZoneConfig(zoneName);const mCloudDBZone = agconnectCloudDB.openCloudDBZone(cloudDBZoneConfig);