vite-lib.config.js

import { fileURLToPath, URL } from "url";

import { defineConfig } from "vite";
import Vue from "@vitejs/plugin-vue";

// https://vitejs.dev/config/
export default defineConfig({
  publicDir: false,
  plugins: [Vue()],
  resolve: {
    alias: {
      "@": fileURLToPath(new URL("./src", import.meta.url)),
    },
  },
  build: {
    lib: {
      // Could also be a dictionary or array of multiple entry points
      entry: "src/_components/index.js",
      name: "AxddComponents",
      // the proper extensions will be added
      fileName: "axdd-components",
    },
    rollupOptions: {
      // make sure to externalize deps that shouldn't be bundled
      // into your library
      external: ["vue"],
      output: {
        // Provide global variables to use in the UMD build
        // for externalized deps
        globals: {
          vue: "Vue",
        },
      },
    },
  },
});