Revert "don't minify the js in the build"

This reverts commit 2148512.

package.json

@@ -30,6 +30,7 @@
     "prettier": "^3.1.1",
     "rollup": "^4.9.1",
     "rollup-plugin-serve": "^2.0.2",
+    "rollup-plugin-terser": "^7.0.2",
     "rollup-plugin-typescript2": "^0.36.0",
     "ts-jest": "27.1.3",
     "typescript": "^4.9.5"

rollup.config.js

@@ -2,6 +2,7 @@ import typescript from 'rollup-plugin-typescript2';
 import commonjs from '@rollup/plugin-commonjs';
 import nodeResolve from '@rollup/plugin-node-resolve';
 import babel from '@rollup/plugin-babel';
+import { terser } from 'rollup-plugin-terser';
 import serve from 'rollup-plugin-serve';
 import json from '@rollup/plugin-json';
 
@@ -25,14 +26,15 @@ const plugins = [
     babelHelpers: 'bundled',
   }),
   process.env.ROLLUP_WATCH && serve(serveopts),
+  !process.env.ROLLUP_WATCH && !process.env.DEV && terser(),
 ];
 
 export default [
   {
     input: 'src/main.ts',
     output: {
       format: 'es',
-      sourcemap: 'inline',
+      sourcemap: true,
       file: 'dist/custom-sonos-card.js',
     },
     onwarn(warning, warn) {

tsconfig.json

@@ -18,6 +18,5 @@
     "resolveJsonModule": true,
     "experimentalDecorators": true,
     "noUnusedLocals": true,
-    "sourceMap": false,
   }
 }