feat: better internal types

[florian-lefebvre]

Todo

• types
  • routePattern
  • site
  • session
  • preferredLocale
  • preferredLocaleList
  • currentLocale
  • csp
• runtime checks
  • session
  • preferredLocale
  • preferredLocaleList
  • currentLocale
  • csp
• feat: deduplicate context types #15122
• astro:config
• tests
• docs?
• changeset
• pr desc

Changes

• What does this change?
• Be short and concise. Bullet points can help!
• Before/after screenshots can help as well.
• Don't forget a changeset! Run pnpm changeset.
• See https://contribute.docs.astro.build/docs-for-code-changes/changesets/ for more info on writing changesets.

Testing

Docs

[changeset-bot]

⚠️ No Changeset found

Latest commit: a011363

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[codspeed-hq]

CodSpeed Performance Report

Merging this PR will not alter performance

_{Comparing feat/better-internal-types (a011363) with main (cfa382b)}

Summary

✅ 6 untouched benchmarks