feat(clientuser): added setHandling

was taken from old versions of tetr.js (0.4.0). If osk has changed it since then, it's gonna be
broken.

src/client/ClientUser.ts

@@ -77,6 +77,21 @@ export default class ClientUser extends User {
       data: discoverable ? "public" : "private",
     });
   }
+
+  /**
+   * Set the client user's handling settings.
+   * @param {Handling} handling - The handling options you want to set.
+   * @returns {void}
+   */
+  public setHandling(handling: Handling): void {
+    this.handling = handling;
+
+    this.client.ws?.send_packet({
+      id: this.client.ws.clientId,
+      command: "sethandling",
+      data: handling
+    });
+  }
 }
 
 export default interface ClientUser {

src/websocket/messages/hello.ts

@@ -9,9 +9,9 @@ export = async function (packet: any, ws: WebSocketManager): Promise<void> {
     if (ws.client.user)
       ws.client.user.handling = {
         arr: 0,
-        das: 6,
-        sdf: 5,
-        safelock: true,
+        das: 1,
+        sdf: 41,
+        safelock: false,
         cancel: false,
         dcd: 0,
       };