Added brotli build

Author: mcjazzyfunky

package-lock.json

@@ -114,6 +114,7 @@
     "npm-check-updates": "^11.1.9",
     "prettier": "^2.2.1",
     "rollup": "^2.39.1",
+    "rollup-plugin-brotli": "^3.1.0",
     "rollup-plugin-gzip": "^2.5.0",
     "rollup-plugin-replace": "^2.2.0",
     "rollup-plugin-terser": "^7.0.2",

package.json

@@ -4,6 +4,7 @@ import commonjs from '@rollup/plugin-commonjs'
 import typescript from 'rollup-plugin-typescript2'
 import { terser } from 'rollup-plugin-terser'
 import gzip from 'rollup-plugin-gzip'
+import brotli from 'rollup-plugin-brotli'
 
 const configs = []
 
@@ -61,7 +62,8 @@ function createConfig(pkg, moduleFormat, productive) {
         tsconfig: './tsconfig.dist.json'
       }),
       productive && terser(),
-      productive && gzip()
+      productive && gzip(),
+      productive && brotli()
     ]
   }
 }