Ship Steam login, D1 player sync, and cached「我」dashboard.

Players get a fast TTL-backed homepage (local profile / Cloudflare D1) with dense UI polish; login unlocks /home without blocking on every OpenDota refresh.

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

web/cloudflare/_cf_ping.py

@@ -0,0 +1,37 @@
+"""Quick Cloudflare API reachability check (no secrets printed)."""
+
+from __future__ import annotations
+
+import os
+import urllib.error
+import urllib.request
+
+
+def main() -> int:
+    email = os.environ.get("CLOUDFLARE_EMAIL") or os.environ.get(
+        "KEYZOO_ASSET_META_USERNAME"
+    )
+    key = os.environ.get("CLOUDFLARE_API_KEY") or os.environ.get(
+        "KEYZOO_ASSET_SECRET_GLOBAL_API_KEY"
+    )
+    if not email or not key:
+        print("missing credentials")
+        return 2
+    req = urllib.request.Request(
+        "https://api.cloudflare.com/client/v4/user",
+        headers={"X-Auth-Email": email, "X-Auth-Key": key},
+    )
+    try:
+        with urllib.request.urlopen(req, timeout=30) as resp:
+            print(f"ok status={resp.status}")
+            return 0
+    except urllib.error.HTTPError as e:
+        print(f"http {e.code}")
+        return 1
+    except Exception as e:
+        print(f"{type(e).__name__}: {e}")
+        return 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())