Explicit exit codes when running register

README.md

@@ -77,6 +77,7 @@ Now within the LAN that contains the sonos devices run bonob the registration pr
 
 ```bash
 docker run \
+    --rm \
     --network host \
     simojenki/bonob register https://my-server.example.com/bonob
 ```

src/register.ts

@@ -9,7 +9,17 @@ if (params.length != 1) {
 }
 
 const bonobUrl = new URLBuilder(params[0]!);
-registrar(bonobUrl)().then((success) => {
-  if (success) console.log(`Successfully registered bonob @ ${bonobUrl} with sonos`);
-  else console.error(`Failed registering bonob @ ${bonobUrl} with sonos`);
-});
+registrar(bonobUrl)()
+  .then((success) => {
+    if (success) {
+      console.log(`Successfully registered bonob @ ${bonobUrl} with sonos`);
+      process.exit(0);
+    } else {
+      console.error(`Failed registering bonob @ ${bonobUrl} with sonos`);
+      process.exit(1);
+    }
+  })
+  .catch((e) => {
+    console.error(e);
+    process.exit(1);
+  });