Bundling and release prep

rollup.config.js

@@ -1,16 +1,24 @@
+import pkg from './package.json'
 import commonjs from '@rollup/plugin-commonjs'
+import replace from '@rollup/plugin-replace'
 
 export default {
   input: 'src/ergogen.js',
   external: ['makerjs', 'js-yaml'],
   output: {
     name: 'ergogen',
-    file: 'dist/bundle.js',
+    file: 'dist/ergogen.js',
     format: 'umd',
+    banner: `/*!\n * ergogen v${pkg.version}\n * https://zealot.hu/ergogen\n */\n`,
     globals: {
       'makerjs': 'makerjs',
       'js-yaml': 'jsyaml'
     }
   },
-  plugins: [commonjs()]
+  plugins: [
+    commonjs(),
+    replace({
+      __ergogen_version: pkg.version
+    })
+  ]
 }