Dia antes primera install

node_modules/@serialport/binding-mock/README.md

@@ -0,0 +1,9 @@
+# @serialport/binding-mock
+
+```ts
+import { MockBinding } from '@serialport/binding-mock'
+const MockBinding = new MockBinding()
+
+MockBinding.createPort('/dev/fakePort', { echo: true })
+await MockBinding.write(Buffer.from('data')))
+```