fix sourcemap

Author: miller-28

package.json

@@ -1,6 +1,6 @@
 {
   "name": "luminara",
-  "version": "1.2.2",
+  "version": "1.2.3",
   "description": "Zero-dependency, high-efficiency HTTP client built on native fetch with a microsecond-scale core. Features a deterministic plugin pipeline, advanced retry/backoff, hedging, rate limiting, deduplication, and a real-time stats engine — all built-in, with no external plugins required. Lightweight, universal, and designed for browsers and Node.js 18+.",
   "author": {
 		"name": "Jonathan Miller",

tsup.config.js

@@ -5,7 +5,7 @@ export default defineConfig({
 	format: ['esm', 'cjs'],
 	outDir: 'dist',
 	clean: true,
-	sourcemap: true,
+	sourcemap: false, // Disabled since source maps are excluded from npm package
 	dts: false, // We'll handle types differently since we're using pure JS
 	minify: true, // Enable minification for smaller bundle size
 	splitting: false,