Add hot-update boot pipeline, UI bundles/atlas assets, and design docs.

Ignore AIClient/Library and AIClient/HybridCLRData permanently; include HybridCLR/YooAsset project setup and UI tooling.

Co-authored-by: Cursor <cursoragent@cursor.com>

Tools/http_probe_login.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+import json
+import urllib.error
+import urllib.request
+
+BASE = "https://game.xworld.ren"
+
+CASES = [
+    ("POST /login empty json", "POST", "/login", {"Content-Type": "application/json"}, b"{}"),
+    ("POST /login guest", "POST", "/login", {"Content-Type": "application/json"}, json.dumps({"mode": "guest", "pid": "m2"}).encode()),
+    ("POST /login device", "POST", "/login", {"Content-Type": "application/json"}, json.dumps({"deviceId": "m2_probe", "platform": "editor"}).encode()),
+    ("POST /login user", "POST", "/login", {"Content-Type": "application/json"}, json.dumps({"username": "test", "password": "test"}).encode()),
+    ("POST /api/v1/login", "POST", "/api/v1/login", {"Content-Type": "application/json"}, json.dumps({"deviceId": "m2"}).encode()),
+    ("POST /auth/login", "POST", "/auth/login", {"Content-Type": "application/json"}, json.dumps({"deviceId": "m2"}).encode()),
+    ("POST /ws/token", "POST", "/ws/token", {"Content-Type": "application/json"}, json.dumps({"pid": "m2"}).encode()),
+    ("GET /login", "GET", "/login", {}, None),
+    ("OPTIONS /login", "OPTIONS", "/login", {"Origin": "https://www.xworld.ren"}, None),
+]
+
+
+def hit(method, path, headers, body):
+    req = urllib.request.Request(BASE + path, data=body, method=method)
+    for k, v in headers.items():
+        req.add_header(k, v)
+    try:
+        with urllib.request.urlopen(req, timeout=10) as resp:
+            data = resp.read()
+            print(f"OK {method} {path} {resp.status} {data[:500]!r}")
+    except urllib.error.HTTPError as e:
+        body = e.read()
+        print(f"HTTP {e.code} {method} {path} headers={dict(e.headers)} body={body[:500]!r}")
+    except Exception as e:
+        print(f"ERR {method} {path}: {type(e).__name__} {e}")
+
+
+def main():
+    for name, method, path, headers, body in CASES:
+        print("---", name)
+        hit(method, path, headers, body)
+
+
+if __name__ == "__main__":
+    main()