Fix hydration errors by moving image path resolution to build time

[sfanahata]

DESCRIBE YOUR PR

We currently have a hydration issue on our docs site. This fixes that issue.

You can check out /hydration-error-refactor-guide.mdc in this branch to see how the refactor was designed and implemented.

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• Urgent deadline (GA date, etc.):
• Other deadline:
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SLA

• Teamwork makes the dream work, so please add a reviewer to your PRs.
• Please give the docs team up to 1 week to review your PR unless you've added an urgent due date to it.
  Thanks in advance for your help!

PRE-MERGE CHECKLIST

Make sure you've checked the following before merging your changes:

• Checked Vercel preview for correctness, including links
• PR was reviewed and approved by any necessary SMEs (subject matter experts)
• PR was reviewed and approved by a member of the Sentry docs team

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
develop-docs	❌ Failed (Inspect)			Jun 18, 2025 7:35am
sentry-docs	❌ Failed (Inspect)			Jun 18, 2025 7:35am

[codecov]

Bundle Report

Changes will increase total bundle size by 360.52kB (1.72%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
sentry-docs-server-cjs	11.23MB	360.52kB (3.32%) ⬆️
sentry-docs-client-array-push	9.77MB	-6 bytes (-0.0%) ⬇️

Affected Assets, Files, and Routes:

view changes for bundle: sentry-docs-server-cjs

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
1729.js	-3 bytes	1.63MB	-0.0%
../instrumentation.js	-3 bytes	957.45kB	-0.0%
9523.js	-3 bytes	933.5kB	-0.0%
../app/[[...path]]/page.js	-167 bytes	586.34kB	-0.03%
../app/[[...path]]/page.js.nft.json	120.17kB	519.96kB	30.06% ⚠️
../app/platform-redirect/page.js.nft.json	120.17kB	519.87kB	30.07% ⚠️
../app/sitemap.xml/route.js.nft.json	120.17kB	517.84kB	30.22% ⚠️
9567.js	182 bytes	18.84kB	0.98%

Files in ../app/[[...path]]/page.js:

• ./src/components/docImage.tsx → Total Size: 1.28kB

Files in 9567.js:

• ./src/remark-image-size.js → Total Size: 1.93kB

• ./src/mdx.ts → Total Size: 18.21kB

App Routes Affected:

App Route	Size Change	Total Size	Change (%)
/[[...path]]	-167 bytes	3.13MB	-0.01%

view changes for bundle: sentry-docs-client-array-push

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
static/chunks/pages/_app-*.js	-3 bytes	873.24kB	-0.0%
static/chunks/7750-*.js	-3 bytes	401.83kB	-0.0%
static/oTjMMEvrZxLyui0M2NTGt/_buildManifest.js (New)	616 bytes	616 bytes	100.0% 🚀
static/oTjMMEvrZxLyui0M2NTGt/_ssgManifest.js (New)	77 bytes	77 bytes	100.0% 🚀
static/S37SbyhkV9BofqmDrm3tJ/_buildManifest.js (Deleted)	-616 bytes	0 bytes	-100.0% 🗑️
static/S37SbyhkV9BofqmDrm3tJ/_ssgManifest.js (Deleted)	-77 bytes	0 bytes	-100.0% 🗑️

[coolguyzone]

Hey @sfanahata , is this one still in progress?

[sfanahata]

@coolguyzone I'm a little stuck on it and got busy with some other things, I moved it to draft, as I'll see if I can get back to it next week before closing it.