feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/nssocket/examples/simple-protocol.js

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+var nssocket = require('../lib/nssocket');
+
+//
+// define a simple message protocol as [<type>, <id>] and create some messages that use it.
+//
+var message1 = ['message', 'one'];
+var message2 = ['message', 'two'];
+
+//
+// Create an `nssocket` TCP server and tell the server to listen on port `6785`.
+//
+var server = nssocket.createServer(function (socket) {
+
+  //
+  // Here `socket` will be an instance of `nssocket.NsSocket`.
+  // When there is a connection, send `message1` to the socket.
+  //
+  socket.send(message1);
+
+  //
+  // listen for `message2` from the connecting socket.
+  //
+  socket.data(message2, function (data) {
+
+    //
+    // If this callback is called, we know that the socket
+    // speaks our language, we will likely be provided with
+    // a payload. In this case `{ "foo": "bar" }`.
+    //
+    console.dir(data);
+  })
+
+}).listen(6785);
+
+//
+// Create a new `nssocket` instance and then connect to the server in 1000 miliseconds.
+//
+setTimeout(function() {
+
+  var outbound = new nssocket.NsSocket();
+
+  //
+  // 
+  //
+  outbound.data(message1, function () {
+    outbound.send(message2, { "foo": "bar" });
+  });
+
+  outbound.connect(6785);
+  
+}, 1000);