Move from unpkg to our own cdn. (#3923)

Switches from unpkg to our own cdn files.

### Change Type

<!-- ❗ Please select a 'Scope' label ❗️ -->

- [x] `sdk` — Changes the tldraw SDK
- [ ] `dotcom` — Changes the tldraw.com web app
- [ ] `docs` — Changes to the documentation, examples, or templates.
- [ ] `vs code` — Changes to the vscode plugin
- [ ] `internal` — Does not affect user-facing stuff

<!-- ❗ Please select a 'Type' label ❗️ -->

- [ ] `bugfix` — Bug fix
- [ ] `feature` — New feature
- [x] `improvement` — Improving existing features
- [ ] `chore` — Updating dependencies, other boring stuff
- [ ] `galaxy brain` — Architectural changes
- [ ] `tests` — Changes to any test code
- [ ] `tools` — Changes to infrastructure, CI, internal scripts,
debugging tools, etc.
- [ ] `dunno` — I don't know

### Release Notes

- Start using our own cdn instead of unpkg.

apps/docs/content/getting-started/installation.mdx

@@ -137,11 +137,13 @@ const assetUrls = getAssetUrls()
 
 While these files must be available, you can overwrite the individual files: for example, by placing different icons under the same name or modifying / adding translations.
 
-If you use a CDN for hosting these files you can specify the base url of your assets. To recreate the above option of serving the assets from unpkg you would do the following:
+If you use a CDN for hosting these files you can specify the base url of your assets. To recreate the above option of serving the assets from our CDN you would do the following:
 
 ```ts
+import { getDefaultCdnBaseUrl } from 'tldraw'
+
 const assetUrls = getAssetUrls({
-	baseUrl: 'https://unpkg.com/@tldraw/assets',
+	baseUrl: getDefaultCdnBaseUrl(),
 })
 ```
 

apps/examples/src/examples/static-assets/StaticAssetsExample.tsx

@@ -22,5 +22,5 @@ export default function StaticAssetsExample() {
 
 /**
 These assets are stored in the /public folder of this Vite project, but this could be any URL.
-By default, the Tldraw component will pull in assets from the @tldraw/assets package on Unpkg.
+By default, the Tldraw component will pull in assets from tldraw's asset CDN.
 */

package.json

@@ -120,6 +120,7 @@
 		"@sentry/cli": "^2.25.0",
 		"@yarnpkg/types": "^4.0.0",
 		"cross-env": "^7.0.3",
+		"mime": "^4.0.3",
 		"purgecss": "^5.0.0",
 		"svgo": "^3.0.2"
 	}

packages/tldraw/api-report.md

@@ -887,6 +887,9 @@ export function getAssetFromIndexedDb({ persistenceKey, assetId, }: {
     persistenceKey: string;
 }): Promise<Blob | undefined>;
 
+// @public (undocumented)
+export function getDefaultCdnBaseUrl(): string;
+
 // @public
 export function getEmbedInfo(inputUrl: string): TLEmbedResult;
 

packages/tldraw/setupTests.js

@@ -38,7 +38,7 @@ Object.defineProperty(global.URL, 'createObjectURL', {
 const { version } = require('./package.json')
 
 window.fetch = async (input, init) => {
-	if (input === `https://unpkg.com/@tldraw/assets@${version}/translations/en.json`) {
+	if (input === `https://cdn.tldraw.com/${version}/translations/en.json`) {
 		const json = await import('@tldraw/assets/translations/main.json')
 		return {
 			ok: true,

packages/tldraw/src/index.ts

@@ -404,6 +404,7 @@ export { exportAs, type TLExportType } from './lib/utils/export/exportAs'
 export { fitFrameToContent, removeFrame } from './lib/utils/frames/frames'
 export {
 	defaultEditorAssetUrls,
+	getDefaultCdnBaseUrl,
 	setDefaultEditorAssetUrls,
 	type TLEditorAssetUrls,
 } from './lib/utils/static-assets/assetUrls'

packages/tldraw/src/lib/ui/assetUrls.ts

@@ -1,6 +1,9 @@
 import { EMBED_DEFINITIONS, LANGUAGES, RecursivePartial } from '@tldraw/editor'
-import { version } from '../ui/version'
-import { TLEditorAssetUrls, defaultEditorAssetUrls } from '../utils/static-assets/assetUrls'
+import {
+	TLEditorAssetUrls,
+	defaultEditorAssetUrls,
+	getDefaultCdnBaseUrl,
+} from '../utils/static-assets/assetUrls'
 import { TLUiIconType, iconTypes } from './icon-types'
 
 /** @public */
@@ -16,21 +19,18 @@ export type TLUiAssetUrlOverrides = RecursivePartial<TLUiAssetUrls>
 export let defaultUiAssetUrls: TLUiAssetUrls = {
 	...defaultEditorAssetUrls,
 	icons: Object.fromEntries(
-		iconTypes.map((name) => [
-			name,
-			`https://unpkg.com/@tldraw/assets@${version}/icons/icon/${name}.svg`,
-		])
+		iconTypes.map((name) => [name, `${getDefaultCdnBaseUrl()}/icons/icon/${name}.svg`])
 	) as Record<TLUiIconType, string>,
 	translations: Object.fromEntries(
 		LANGUAGES.map((lang) => [
 			lang.locale,
-			`https://unpkg.com/@tldraw/assets@${version}/translations/${lang.locale}.json`,
+			`${getDefaultCdnBaseUrl()}/translations/${lang.locale}.json`,
 		])
 	) as Record<(typeof LANGUAGES)[number]['locale'], string>,
 	embedIcons: Object.fromEntries(
 		EMBED_DEFINITIONS.map((def) => [
 			def.type,
-			`https://unpkg.com/@tldraw/assets@${version}/embed-icons/${def.type}.png`,
+			`${getDefaultCdnBaseUrl()}/embed-icons/${def.type}.png`,
 		])
 	) as Record<(typeof EMBED_DEFINITIONS)[number]['type'], string>,
 }

packages/tldraw/src/lib/utils/static-assets/assetUrls.ts

@@ -2,6 +2,14 @@ import { RecursivePartial } from '@tldraw/editor'
 import { useMemo } from 'react'
 import { version } from '../../ui/version'
 
+/** @internal */
+const CDN_BASE_URL = 'https://cdn.tldraw.com'
+
+/** @public */
+export function getDefaultCdnBaseUrl() {
+	return `${CDN_BASE_URL}/${version}`
+}
+
 /** @public */
 export interface TLEditorAssetUrls {
 	fonts: {
@@ -15,10 +23,10 @@ export interface TLEditorAssetUrls {
 /** @public */
 export let defaultEditorAssetUrls: TLEditorAssetUrls = {
 	fonts: {
-		draw: `https://unpkg.com/@tldraw/assets@${version}/fonts/Shantell_Sans-Tldrawish.woff2`,
-		serif: `https://unpkg.com/@tldraw/assets@${version}/fonts/IBMPlexSerif-Medium.woff2`,
-		sansSerif: `https://unpkg.com/@tldraw/assets@${version}/fonts/IBMPlexSans-Medium.woff2`,
-		monospace: `https://unpkg.com/@tldraw/assets@${version}/fonts/IBMPlexMono-Medium.woff2`,
+		draw: `${getDefaultCdnBaseUrl()}/fonts/Shantell_Sans-Tldrawish.woff2`,
+		serif: `${getDefaultCdnBaseUrl()}/fonts/IBMPlexSerif-Medium.woff2`,
+		sansSerif: `${getDefaultCdnBaseUrl()}/fonts/IBMPlexSans-Medium.woff2`,
+		monospace: `${getDefaultCdnBaseUrl()}/fonts/IBMPlexMono-Medium.woff2`,
 	},
 }
 

scripts/upload-static-assets.ts

@@ -1,5 +1,6 @@
 import { PutObjectCommand, S3Client } from '@aws-sdk/client-s3'
 import fs from 'fs'
+import mime from 'mime'
 import path from 'path'
 import { makeEnv } from './lib/makeEnv'
 
@@ -20,10 +21,12 @@ const R2 = new S3Client({
 
 async function uploadFile(key: string, fullPath: string) {
 	const fileStream = fs.createReadStream(fullPath)
+	const contentType = mime.getType(fullPath) ?? 'application/octet-stream'
 	const uploadParams = {
 		Bucket: R2_BUCKET,
 		Key: key,
 		Body: fileStream,
+		ContentType: contentType,
 	}
 	await R2.send(new PutObjectCommand(uploadParams))
 }

yarn.lock

@@ -6185,6 +6185,7 @@ __metadata:
     lazyrepo: "npm:0.0.0-alpha.27"
     license-report: "npm:^6.5.0"
     lint-staged: "npm:>=10"
+    mime: "npm:^4.0.3"
     prettier: "npm:^3.0.3"
     prettier-plugin-organize-imports: "npm:^3.2.3"
     purgecss: "npm:^5.0.0"
@@ -17071,12 +17072,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"mime@npm:^4.0.0":
-  version: 4.0.1
-  resolution: "mime@npm:4.0.1"
+"mime@npm:^4.0.0, mime@npm:^4.0.3":
+  version: 4.0.3
+  resolution: "mime@npm:4.0.3"
   bin:
     mime: bin/cli.js
-  checksum: 4598030457488c240a4ba30561a619cfb627f96271ecced5d715eb5c44d33105e3f28d28fe46d72eeadb78d7de5aeb1f8e62d448c14b0e518a7ace76d2af5f2d
+  checksum: fdabb0f0aecd34c11be108e7a73d74a9f672bee8586d3353834ebebedfb8420bdf932efad11a343de994978504024dab5b7846fc4cae4b1855b571a01d27ee6e
   languageName: node
   linkType: hard