Fix: Add server prefix to indicate server notices

src/server.js

@@ -64,7 +64,7 @@ server.create = function create() {
                       // ignoring servername and hostname, not useful these days
                       user.register(tokenized[1], tokenized[4])
                       let address = user.getAddress()
-                      socket.write(`001 ${user.nickname} :Welcome to the example IRC Project ${user.nickname}!~${user.username}@${address}\r\n`, "ascii")
+                      socket.write(`:irc.example.com 001 ${user.nickname} :Welcome to the example IRC Project ${user.nickname}!~${user.username}@${address}\r\n`, "ascii")
                       break;
                   case "PRIVMSG":
                       let target = userlist[tokenized[1]]

test/command_user.js

@@ -10,7 +10,7 @@ describe("USER OK", function () {
           return { port: 12346, family: 'IPv4', address: '127.0.0.1' }
         }
         mockedSock.write = function (data) {
-            assert.equal(data.toString("ascii"), "001 some_nick :Welcome to the example IRC Project some_nick!~guest@127.0.0.1\r\n")
+            assert.equal(data.toString("ascii"), ":irc.example.com 001 some_nick :Welcome to the example IRC Project some_nick!~guest@127.0.0.1\r\n")
             done()
         }
         mockedSock.destroy = function () {

test/hexchat.js

@@ -10,7 +10,7 @@ describe("hexchat", function () {
           return { port: 12346, family: 'IPv4', address: '127.0.0.1' }
         }
         mockedSock.write = function (data) {
-            assert.equal(data.toString("ascii"), "001 some_nick :Welcome to the example IRC Project some_nick!~guest@127.0.0.1\r\n")
+            assert.equal(data.toString("ascii"), ":irc.example.com 001 some_nick :Welcome to the example IRC Project some_nick!~guest@127.0.0.1\r\n")
             done()
         }
         mockedSock.destroy = function () {