Path mapping & deps fix & bundler changed to tsup

tsup.config.ts

@@ -0,0 +1,11 @@
+import { defineConfig } from 'tsup';
+
+export default defineConfig({
+  entry: ['src'],
+  outDir: 'dist',
+  splitting: false,
+  sourcemap: true,
+  clean: true,
+  minify: true,
+  format: ['cjs', 'esm'],
+});