Fix console output of the Watch task

gulpfile.ts

@@ -3,7 +3,7 @@ import GulpClient, { TaskFunction } from "gulp";
 import path from "upath";
 import { Context } from "./gulp/Context.js";
 
-const { dest, parallel, series, src, watch } = GulpClient;
+const { dest, parallel, series, src, task, watch } = GulpClient;
 const { join } = path;
 
 const context = new Context();
@@ -119,10 +119,21 @@ function BrowserSync(syncer: BrowserSyncInstance, filePath?: string): TaskFuncti
 /**
  * Builds and watches the files for changes.
  */
-export function Watch(): void
+export let Watch: TaskFunction = async (): Promise<void> =>
+{
+    return new Promise<void>(
+        (resolve, reject) =>
+        {
+            series(Build)(
+                (error) =>
+                {
+                    if (error)
+                    {
+                        reject(error);
+                    }
+                    else
                     {
                         let syncer = browserSync.create();
-    Build();
 
                         syncer.init({
                             open: false,
@@ -154,3 +165,6 @@ export function Watch(): void
                                 WebPages,
                                 BrowserSync(syncer, "*.html")));
                     }
+                });
+        });
+}