Implement SetLineupNameCsReq

Satisfying first try

src/server/packets/SetLineupNameCsReq.ts

@@ -0,0 +1,18 @@
+import { SetLineupNameCsReq, SetLineupNameScRsp } from "../../data/proto/StarRail";
+import Packet from "../kcp/Packet";
+import Session from "../kcp/Session";
+
+export default async function handle(session: Session, packet: Packet) {
+    const body = packet.body as SetLineupNameCsReq;
+
+    let curLineup = session.player.getCurLineup();
+    curLineup.name = body.name;
+    session.player.setCurLineup(curLineup);
+    session.player.save();
+
+    session.send("SetLineupNameScRsp", {
+        retcode: 0,
+        index: session.player.db.lineup.curIndex,
+        name: body.name
+    } as SetLineupNameScRsp);
+}