use esbuild for bundling instead rollup

COMPARE.md

@@ -1,13 +1,13 @@
 # How much tinro adds to your bandle?
 
-Current tinro value is **4.48 Kb** (1.78 Kb gzipped) 
+Current tinro value is **1.66 Kb** (0.59 Kb gzipped) 
 
 ## Comparsion
 
-* bundle.js with tinro inside: **20.32 Kb** (6.53 Kb gzipped)
-* bundle.js with mocked tinro : **15.84 Kb** (4.75 Kb gzipped)
+* bundle.js with tinro inside: **24.68 Kb** (7.92 Kb gzipped)
+* bundle.js with mocked tinro : **23.02 Kb** (7.32 Kb gzipped)
 
 ## How do we compare?
 
-Comparsion made by building [testing app](https://github.com/AlexxNB/tinro/tree/master/tests) two times. First one with tinro letest version inside. In the second case - all imports from tinro are mocked by empty exports.
-			
+Comparsion made by building [testing app](https://github.com/AlexxNB/tinro/tree/master/tests) in production mode two times. First one with tinro letest version inside. In the second case - all imports from tinro are mocked by empty exports.
+    

README.md

@@ -3,7 +3,7 @@
 ![npm](https://img.shields.io/npm/v/tinro?style=flat-square) ![GitHub Workflow Status](https://img.shields.io/github/workflow/status/AlexxNB/tinro/Publish%20on%20NPM?label=test&style=flat-square) ![npm bundle size](https://img.shields.io/bundlephobia/minzip/tinro?label=Bundle%20size&style=flat-square) ![npm](https://img.shields.io/npm/dt/tinro?style=flat-square) 
 
 
-The tinro is highly declarative, very tiny ([~4.5 Kb (1.9 Kb gzipped)](https://github.com/AlexxNB/tinro/blob/master/COMPARE.md)), dependency free router for [Svelte's](https://svelte.dev) web applications.
+The tinro is highly declarative, very tiny ([~1.7 Kb (0.6 Kb gzipped)](https://github.com/AlexxNB/tinro/blob/master/COMPARE.md)), dependency free router for [Svelte's](https://svelte.dev) web applications.
 
 ## Features
 

esbuild.js

@@ -0,0 +1,40 @@
+const esbuild = require('esbuild');
+const sveltePlugin = require('esbuild-svelte');
+const pkg = require('./package.json');
+
+(async ()=>{
+    await esbuild.build({
+        entryPoints: ['src/tinro.js'],
+        bundle: true,
+        outfile: 'dist/tinro_lib.js',
+        format: 'esm',
+        external: [
+            'svelte',
+            'svelte/*'
+        ]
+    });
+
+    await esbuild.build({
+        entryPoints: ['src/tinro.js'],
+        bundle: true,
+        outfile: pkg.module,
+        format: 'esm',
+        external: [
+            'svelte',
+            'svelte/*'
+        ],
+        plugins: [sveltePlugin()]
+    });
+
+    await esbuild.build({
+        entryPoints: ['src/tinro.js'],
+        bundle: true,
+        outfile: pkg.main,
+        format: 'cjs',
+        external: [
+            'svelte',
+            'svelte/*'
+        ],
+        plugins: [sveltePlugin()]
+    });
+})