fix(core): update

test/test.ts

@@ -8,4 +8,13 @@ tap.test('should create an instance of smartdaemon', async () => {
   expect(testSmartdaemon).to.be.instanceOf(smartdaemon.SmartDaemon);
 });
 
+tap.test('should create a service', async () => {
+  testSmartdaemon.addService({
+    command: 'npm -v',
+    description: 'displays the npm version',
+    name: 'npmversion',
+    workingDir: __dirname
+  });
+});
+
 tap.start();

ts/smartdaemon.classes.smartdaemon.ts

@@ -33,10 +33,10 @@ export class SmartDaemon {
     } else {
       serviceToAdd = existingService;
       Object.assign(serviceToAdd, optionsArg);
-      await serviceToAdd.save();
     }
+    await serviceToAdd.save();
     return serviceToAdd;
-  };
+  }
 
   public async init() {
     await this.systemdManager.init();

ts/smartdaemon.classes.systemdmanager.ts

@@ -35,7 +35,7 @@ export class SmartDaemonSystemdManager {
     if (await this.smartsystem.env.isLinuxAsync()) {
       this.shouldExecute = true;
     } else {
-      console.log('Smartdaemon can only be used on Linuc systems! Refusing to set up a service.');
+      console.log('Smartdaemon can only be used on Linux systems! Refusing to set up a service.');
       this.shouldExecute = false;
     }
     return this.shouldExecute;