Working `bformat` dub package added.

dub.json

@@ -4,7 +4,7 @@
 	],
 	"copyright": "Copyright © 2020, Tristan B. Kildaire",
 	"dependencies": {
-		"bformat": "1.0.3"
+		"bformat": "1.0.4"
 	},
 	"description": "D library for writing Bester-based applications.",
 	"license": "GPLv3",

dub.selections.json

@@ -1,6 +1,6 @@
 {
 	"fileVersion": 1,
 	"versions": {
-		"bformat": "1.0.3"
+		"bformat": "1.0.4"
 	}
 }

source/libester/client.d

@@ -4,6 +4,7 @@ import std.socket : Socket;
 import libester.execeptions;
 import std.string : cmp;
 import bmessage;
+import std.json : JSONValue;
 
 public final class BesterClient
 {
@@ -32,7 +33,18 @@ public final class BesterClient
 
     public void authenticate(string username, string password)
     {
-        sendMessage_internal();
+        /* Construct the authentication payload */
+        JSONValue payload;
+        JSONValue headerBlock;
+        JSONValue authenticationBlock;
+        authenticationBlock["username"] = username;
+        authenticationBlock["password"] = password;
+        headerBlock["authentication"] = authenticationBlock;
+        payload["header"] = headerBlock;
+
+        /* Send the message to the server */
+        /* TODO: Error handling */
+        sendMessage(serverSocket, payload);
     }