import { defineConfig } from "vite";
import react from "@vitejs/plugin-react";
import { viteSingleFile } from "vite-plugin-singlefile";
const INPUT = process.env.INPUT;
if (!INPUT) {
throw new Error("INPUT environment variable is not set");
}
const isDevelopment = process.env.NODE_ENV === "development";
export default defineConfig({
plugins: [react(), viteSingleFile()],
build: {
sourcemap: isDevelopment ? "inline" : undefined,
cssMinify: !isDevelopment,
minify: !isDevelopment,
rollupOptions: {
input: INPUT,
external: [
"react",
"react-dom",
"react-dom/client",
"react/jsx-runtime",
"@excalidraw/excalidraw",
"morphdom",
],
output: {
paths: {
"react": "https://esm.sh/react@19.0.0",
"react-dom": "https://esm.sh/react-dom@19.0.0?deps=react@19.0.0",
"react-dom/client": "https://esm.sh/react-dom@19.0.0/client?deps=react@19.0.0",
"react/jsx-runtime": "https://esm.sh/react@19.0.0/jsx-runtime",
"@excalidraw/excalidraw": "https://esm.sh/@excalidraw/excalidraw@0.18.0?deps=react@19.0.0,react-dom@19.0.0",
"morphdom": "https://esm.sh/morphdom@2.7.8",
},
},
},
outDir: "dist",
emptyOutDir: false,
},
});
