Deploy to Cloudflare Workers too (cloudflare#16874)

* Deploy with Workers Assets too

* Update to only production

* Add preview too

---------

Co-authored-by: kodster28 <[email protected]>

.github/workflows/publish.yml

@@ -27,13 +27,24 @@ jobs:
         env:
           NODE_OPTIONS: --max-old-space-size=4096
       - run: npx wrangler pages deploy --project-name cloudflare-docs dist
+        name: Deploy to Cloudflare Pages
         env:
           CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
           CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+      - run: npm run build:worker && npx wrangler deploy -c ./wrangler-workers.toml
+        if: github.ref == 'refs/heads/production'
+        name: Deploy to Cloudflare Workers [production]
+        env:
+          CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+      - run: npm run build:worker && npx wrangler versions upload -c ./wrangler-workers.toml
+        if: github.ref != 'refs/heads/production'
+        name: Deploy to Cloudflare Workers [preview]
+        env:
+          CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
       - uses: actions/cache/save@v4
+        if: always()
         with:
           path: |
             node_modules/.astro/_astro
             node_modules/.astro/assets
           key: static
-

.gitignore

@@ -24,4 +24,5 @@ pnpm-debug.log*
 /playwright/.cache/
 
 .wrangler
-/assets/secrets
+/assets/secrets
+/worker/functions/

package.json

@@ -1,10 +1,11 @@
 {
 	"name": "cloudflare-docs-starlight",
-	"version": "0.0.1",
+	"private": true,
 	"type": "module",
 	"scripts": {
 		"astro": "astro",
 		"build": "astro build",
+		"build:worker": "npx wrangler types -c wrangler-workers.toml --experimental-include-runtime && npx wrangler pages functions build --outdir worker/functions",
 		"check": "npm run check:functions && npm run check:astro",
 		"check:astro": "npm run sync && astro check",
 		"check:functions": "tsc --noEmit -p ./functions/tsconfig.json",
@@ -47,6 +48,7 @@
 		"patch-package": "^8.0.0",
 		"prettier": "^3.3.3",
 		"prettier-plugin-astro": "^0.14.1",
+		"redirects-in-workers": "^0.0.5",
 		"rehype-autolink-headings": "^7.1.0",
 		"rehype-external-links": "^3.0.0",
 		"rehype-mermaid": "^2.1.0",

public/.assetsignore

@@ -0,0 +1 @@
+_redirects

tsconfig.json

@@ -6,5 +6,5 @@
 			"~/*": ["src/*"]
 		}
 	},
-	"exclude": ["dist", "functions"]
+	"exclude": ["dist", "functions", "./worker"]
 }

worker-configuration.d.ts

@@ -0,0 +1,11 @@
+// Generated by Wrangler on Tue Sep 17 2024 00:57:27 GMT-0400 (Eastern Daylight Time)
+// by running `wrangler types -c wrangler-workers.toml --experimental-include-runtime`
+
+interface Env {
+	API_DOCS_KV: KVNamespace;
+	ASSETS: Fetcher;
+}
+declare module "*/_redirects" {
+	const value: string;
+	export default value;
+}

worker/index.ts

@@ -0,0 +1,17 @@
+import { WorkerEntrypoint } from "cloudflare:workers";
+import { generateRedirectsEvaluator } from "redirects-in-workers";
+import redirectsFileContents from "../dist/_redirects";
+import functions from "./functions";
+
+const redirectsEvaluator = generateRedirectsEvaluator(redirectsFileContents);
+
+export default class extends WorkerEntrypoint<Env> {
+	override async fetch(request: Request) {
+		const redirect = await redirectsEvaluator(request, this.env.ASSETS);
+		if (redirect) {
+			return redirect;
+		}
+
+		return await functions.fetch(request, this.env, this.ctx);
+	}
+}

worker/tsconfig.json

@@ -0,0 +1,19 @@
+{
+	"compilerOptions": {
+		"esModuleInterop": true,
+		"skipLibCheck": true,
+		"target": "ESNext",
+		"allowJs": true,
+		"resolveJsonModule": true,
+		"moduleDetection": "force",
+		"isolatedModules": true,
+		"verbatimModuleSyntax": true,
+		"strict": true,
+		"noUncheckedIndexedAccess": true,
+		"noImplicitOverride": true,
+		"module": "Preserve",
+		"noEmit": true,
+		"lib": ["ESNext"],
+		"types": ["../.wrangler/types/runtime.d.ts", "../worker-configuration.d.ts"]
+	}
+}

wrangler-workers.toml

@@ -0,0 +1,17 @@
+name = "cloudflare-docs"
+account_id = "b54f07a6c269ecca2fa60f1ae4920c99"
+compatibility_date = "2022-09-27"
+main = "./worker/index.ts"
+
+rules = [
+	{ type = "Text", globs = ["**/_redirects"], fallthrough = true },
+]
+
+[experimental_assets]
+directory = "./dist"
+binding = "ASSETS"
+not_found_handling = "404-page"
+
+[[kv_namespaces]]
+binding = "API_DOCS_KV"
+id = "77919060ee0444caa5113f5866b047df"