Support setting container affinities

[ichernetsky-cf]

Fixes CC-5971.

Allow setting container affinities on container creation and modification.

---

• Tests
  • Tests included
  • Tests not necessary because:
• Public documentation
  • Cloudflare docs PR(s):
  • Documentation not necessary because: because it is intended for internal use for now.
• Wrangler V3 Backport
  • Wrangler PR:
  • Not necessary because: AFAIU, containers are not supported with the previous version.

[changeset-bot]

🦋 Changeset detected

Latest commit: 64af92e

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 3 packages

Name	Type
wrangler	Patch
@cloudflare/vite-plugin	Patch
@cloudflare/vitest-pool-workers	Patch

Not sure what this means? Click here to learn what changesets are.

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

[pkg-pr-new]

create-cloudflare

npm i https://pkg.pr.new/create-cloudflare@10503

@cloudflare/kv-asset-handler

npm i https://pkg.pr.new/@cloudflare/kv-asset-handler@10503

miniflare

npm i https://pkg.pr.new/miniflare@10503

@cloudflare/pages-shared

npm i https://pkg.pr.new/@cloudflare/pages-shared@10503

@cloudflare/unenv-preset

npm i https://pkg.pr.new/@cloudflare/unenv-preset@10503

@cloudflare/vite-plugin

npm i https://pkg.pr.new/@cloudflare/vite-plugin@10503

@cloudflare/vitest-pool-workers

npm i https://pkg.pr.new/@cloudflare/vitest-pool-workers@10503

@cloudflare/workers-editor-shared

npm i https://pkg.pr.new/@cloudflare/workers-editor-shared@10503

wrangler

npm i https://pkg.pr.new/wrangler@10503

commit: 64af92e