getServerSideProps Problem

Attempting to read from the file system in getServerSideProps in pages/rss.js works locally, but not when deployed on Vercel.

Name		Name	Last commit message	Last commit date
Latest commit History 16 Commits
components		components
content/blog		content/blog
pages		pages
public		public
utils		utils
.gitignore		.gitignore
README.md		README.md
next-env.d.ts		next-env.d.ts
next.config.js		next.config.js
package.json		package.json
tsconfig.json		tsconfig.json
yarn.lock		yarn.lock

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