build: remove unnecessary files

script/build.js

@@ -0,0 +1,13 @@
+const path = require('path')
+const fs = require('licia/fs')
+
+const pkg = require('../package.json')
+
+delete pkg.scripts
+delete pkg.devDependencies
+
+fs.writeFile(
+  path.resolve(__dirname, '../dist/package.json'),
+  JSON.stringify(pkg, null, 2),
+  'utf8'
+)