chore(unenv-preset): drop unused .cjs files (#7697)

.changeset/nervous-scissors-suffer.md

@@ -0,0 +1,7 @@
+---
+"@cloudflare/unenv-preset": minor
+---
+
+chore(unenv-preset): drop unused .cjs files
+
+Only .mjs files are used.

packages/unenv-preset/build.config.ts

@@ -1,19 +1,7 @@
 import { defineBuildConfig } from "unbuild";
 
 export default defineBuildConfig({
-	declaration: true,
-	rollup: {
-		emitCJS: true,
-	},
 	entries: [
-		"src/index",
-		{ input: "src/runtime/", outDir: "dist/runtime", format: "esm" },
-		{
-			input: "src/runtime/",
-			outDir: "dist/runtime",
-			format: "cjs",
-			ext: "cjs",
-			declaration: false,
-		},
+		{ input: "src/", outDir: "dist/src", format: "esm", declaration: true },
 	],
 });

packages/unenv-preset/package.json

@@ -21,22 +21,21 @@
 	},
 	"license": "MIT OR Apache-2.0",
 	"sideEffects": false,
+	"type": "module",
 	"exports": {
 		".": {
-			"types": "./dist/index.d.ts",
-			"require": "./dist/index.cjs",
-			"import": "./dist/index.mjs"
+			"types": "./dist/src/index.d.ts",
+			"import": "./dist/src/index.mjs"
 		},
 		"./runtime/*": {
-			"types": "./dist/runtime/*.d.ts",
-			"require": "./dist/runtime/*.cjs",
-			"import": "./dist/runtime/*.mjs"
+			"types": "./dist/src/runtime/*.d.ts",
+			"import": "./dist/src/runtime/*.mjs"
 		}
 	},
-	"main": "./dist/index.cjs",
-	"types": "./dist/index.d.ts",
+	"main": "./dist/src/index.mjs",
+	"types": "./dist/src/index.d.ts",
 	"files": [
-		"dist"
+		"dist/src"
 	],
 	"scripts": {
 		"build": "unbuild",