init(15): sbt project with mainargs

15-multi-step-form/src/main/scala/multistepform/Main.scala

@@ -0,0 +1,16 @@
+package multistepform
+
+import mainargs.{main, arg, ParserForMethods}
+
+object Main {
+  @main def run(
+    @arg(name="port", short='p', doc="Port on which server will start service")
+      portArg: Int = 8080,
+    @arg(name="host", doc="Host on which server will start serving")
+      hostArg: String = "localhost"
+  ): Unit = {
+    println(s"Will start server on ${hostArg}:${portArg}")
+  }
+
+  def main(args: Array[String]): Unit = ParserForMethods(this).runOrExit(args)
+}