Feat - Community add-on

[jycouet]

⚠️ Community add-ons are currently experimental.

⚠️ The API may change.

⚠️ Don't use them in production yet!

If you see this PR merged, don't tell anyone, it's experimental! 🧪

---

# try it with
npx https://pkg.pr.new/sveltejs/cli/sv@e4963aa create --add eslint my-cool-addon @supacool

Main topic

• Community add-on support #184
• Doc preview (to the right page)

Links & notes along the way

• chore: update esrap #620
• chore: use parse & print from svelte/compiler #751
• Failed linking community add-on template #63
• Get rid of the --community flag #84
• create & add in one go #689
• Improvements for choosing community adders #53
• https://svelte.dev/packages is live
• Validate community adder's version of @sveltejs/cli-core #55
• re-add tar-fs (chore: remove tar-fs #577) or some alternative
• remove community-addons folder
• JSDoc comment sv/core
• add a blocking list (raw gh link or api call) need https://github.com/sveltejs/cli/compare/feat/prepare-community-blocklist?expand=1 & uncomment Do this only for npm addons -> so that things are prepared
• update addon test suite (TYPES!)
• check relevant // TODO JYC
• dependOn working also with community addon

After

• Allow community addons to have dependencies #77
• document sv/core

[changeset-bot]

⚠️ No Changeset found

Latest commit: d948f13

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[pkg-pr-new]

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npx https://pkg.pr.new/sveltejs/cli/svelte-migrate@684

npx https://pkg.pr.new/sveltejs/cli/sv@684

commit: d948f13

[svelte-docs-bot]

Preview: https://svelte-dev-git-preview-cli-684-svelte.vercel.app/