Next.js missing cache-control header may lead to CDN caching

PS C:\Users\gardi\OneDrive\Documents\GitHub\IEMweb\nextjs-shopify> npm audit fix

up to date, audited 859 packages in 3s

106 packages are looking for funding
run `npm fund` for details

# npm audit report

next 0.9.9 - 13.5.4-canary.11
Severity: moderate
Next.js missing cache-control header may lead to CDN caching empty reply - https://github.com/advisories/GHSA-c59h-r6p8-q9wc
Depends on vulnerable versions of postcss
fix available via `npm audit fix --force`
Will install next@13.5.6, which is outside the stated dependency range
node_modules/next

postcss <8.4.31
Severity: moderate
PostCSS line return parsing error - https://github.com/advisories/GHSA-7fh5-64p2-3v2j
fix available via `npm audit fix --force`
Will install next@13.5.6, which is outside the stated dependency range
node_modules/postcss

2 moderate severity vulnerabilities

To address all issues, run:
npm audit fix --force
PS C:\Users\gardi\OneDrive\Documents\GitHub\IEMweb\nextjs-shopify>

Start by reproducing the reported `npm audit` output in the project and inspect the dependency declarations for Next.js and PostCSS. Check the advised upgrade path for compatibility, then verify that the audit no longer reports these vulnerabilities and that the project still installs and builds successfully.

Written by the indexing model from the issue text.