Rename cjs export

Rename the extension of the cjs export from .cjs to .cjs.js, to increase compatibility.

Author: bpierre

package.json

@@ -17,12 +17,12 @@
   "repository": "github:bpierre/blo",
   "type": "module",
   "module": "./dist/index.js",
-  "main": "./dist/index.cjs",
+  "main": "./dist/index.cjs.js",
   "types": "./dist/index.d.ts",
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",
-      "require": "./dist/index.cjs",
+      "require": "./dist/index.cjs.js",
       "default": "./dist/index.js"
     }
   },

vite.config.ts

@@ -8,7 +8,11 @@ export default defineConfig(async ({ mode }) => ({
     lib: {
       entry: "src/index.ts",
       formats: ["es", "cjs"],
-      fileName: "index",
+      fileName: (format, entryName) => (
+        format === "es"
+          ? `${entryName}.js`
+          : `${entryName}.${format}.js`
+      ),
     },
     sourcemap: mode === "production" || "inline",
   },