🚀 esbuild system

this removes the watch command
but build speeds

build.js

@@ -0,0 +1,35 @@
+import { rimraf } from 'rimraf';
+import { copyFile, mkdir, readFile } from 'node:fs/promises';
+import { build } from 'esbuild';
+
+// read version from package.json
+const pkg = JSON.parse(await readFile('package.json'));
+process.env.ULTRAVIOLET_VERSION = pkg.version;
+
+const isDevelopment = process.argv.includes('--dev');
+
+await rimraf('dist');
+await mkdir('dist');
+
+// don't compile these files
+await copyFile('src/sw.js', 'dist/sw.js');
+await copyFile('src/uv.config.js', 'dist/uv.config.js');
+
+await build({
+    platform: 'browser',
+    sourcemap: true,
+    minify: !isDevelopment,
+    entryPoints: {
+        'uv.bundle': './src/rewrite/index.js',
+        'uv.client': './src/client/index.js',
+        'uv.handler': './src/uv.handler.js',
+        'uv.sw': './src/uv.sw.js',
+    },
+    define: {
+        'process.env.ULTRAVIOLET_VERSION': JSON.stringify(
+            process.env.ULTRAVIOLET_VERSION
+        ),
+    },
+    bundle: true,
+    outdir: 'dist/',
+});