Next.js部署至Vercel后出现404 Not Found问题求助

这是我的作品集网站，此前运行正常。我仅修改了一行不影响功能的内容用于更新个人资料，重新部署后就出现了该404错误。我尝试了网上能找到的所有解决方案均无效，但网站在本地运行正常。

构建日志 #

Cloning github.com/xxxxx/portfolio (Branch: main, Commit: d4beb3c)
Cloning completed: 1.157s
Installing build runtime...
Build runtime installed: 1.977s
No Build Cache available
Installing dependencies...
yarn install v1.22.17
[1/4] Resolving packages...
[2/4] Fetching packages...
[3/4] Linking dependencies...
warning "@emotion/react > @emotion/babel-plugin@11.9.2" has unmet peer dependency "@babel/core@^7.0.0".
warning "@emotion/react > @emotion/babel-plugin > @babel/plugin-syntax-jsx@7.17.12" has unmet peer dependency "@babel/core@^7.0.0-0".
[4/4] Building fresh packages...
success Saved lockfile.
Done in 38.08s.
Running "yarn run build"
yarn run v1.22.17
$ next build
Attention: Next.js now collects completely anonymous telemetry regarding usage.
This information is used to shape Next.js' roadmap and prioritize features.
You can learn more, including how to opt-out if you'd not like to participate in this anonymous program, by visiting the following URL:
https://nextjs.org/telemetry
info  - Checking validity of types...
info  - Creating an optimized production build...
info  - Compiled successfully
info  - Collecting page data...
info  - Generating static pages (0/3)
info  - Generating static pages (3/3)
info  - Finalizing page optimization...
Page                                       Size     First Load JS
┌ ○ / (734 ms)                             58.2 kB         134 kB
├   /_app                                  0 B            75.4 kB
├ ○ /404                                   193 B          75.6 kB
└ λ /api/hello                             0 B            75.4 kB
+ First Load JS shared by all              75.4 kB
  ├ chunks/framework-a87821de553db91d.js   45 kB
  ├ chunks/main-04ef9a4c5c83921e.js        28.9 kB
  ├ chunks/pages/_app-43ac001d99fedbd3.js  493 B
  ├ chunks/webpack-fd1bc4a65a80e5c8.js     968 B
  └ css/26d0985ae8dac800.css               168 B
λ  (Server)  server-side renders at runtime (uses getInitialProps or getServerSideProps)
○  (Static)  automatically rendered as static HTML (uses no initial props)
Next.js Analytics is enabled for this production build. You'll receive a Real Experience Score computed by all of your visitors.
Done in 24.82s.
Generated build outputs:
 - Static files: 12
 - Serverless Functions: 0
 - Edge Functions: 0
Deployed outputs in 1s
Build completed. Populating build cache...
Uploading build cache [45.15 MB]...
Build cache uploaded: 2.332s
Done with "package.json"

再次说明，我并未进行任何重大改动，网站此前运行完全正常。

内容的提问来源于stack exchange，提问作者user349557