fix: auto logic

Author: anshumanv

lib/Server.js

@@ -772,10 +772,8 @@ class Server {
       );
     }
 
-    const shouldFindPort = this.options.port === 'auto';
-    const initialPort = shouldFindPort ? null : port || this.options.port;
     return (
-      findPort(initialPort)
+      findPort(port || this.options.port)
         // eslint-disable-next-line no-shadow
         .then((port) => {
           this.options.port = port;

lib/utils/findPort.js

@@ -18,7 +18,7 @@ function runPortFinder() {
 }
 
 function findPort(port) {
-  if (port) {
+  if (port && port !== 'auto') {
     return Promise.resolve(port);
   }