chore: backward compatibility

Author: rishabh3112

lib/Server.js

@@ -40,6 +40,11 @@ if (!process.env.WEBPACK_SERVE) {
 
 class Server {
   constructor(options = {}, compiler) {
+    // TODO: remove this after updating serve package
+    if (options.hooks) {
+      [options, compiler] = [compiler, options];
+    }
+
     validate(schema, options, 'webpack Dev Server');
 
     this.compiler = compiler;