Add public profiles and cosmetic shop

lib/public-profile.ts

@@ -0,0 +1,41 @@
+import "server-only";
+import { z } from "zod";
+import { admin } from "./supabase";
+
+const uuidSchema = z.string().uuid();
+
+export async function publicProfile(userId: string) {
+  const validId = uuidSchema.safeParse(userId);
+  if (!validId.success) return null;
+
+  const result = await admin()
+    .from("profiles")
+    .select(
+      "id,display_name,bio,avatar_path,profile_effect,name_glow,glow_color,role,bug_finder,custom_prefix,custom_prefix_icon,created_at",
+    )
+    .eq("id", validId.data)
+    .eq("account_status", "active")
+    .maybeSingle();
+  if (result.error) throw new Error(result.error.message);
+  if (!result.data) return null;
+
+  const [games, maps] = await Promise.all([
+    admin()
+      .from("game_sessions")
+      .select("id", { count: "exact", head: true })
+      .eq("owner_id", validId.data)
+      .eq("current_round", 5),
+    admin()
+      .from("datasets")
+      .select("id", { count: "exact", head: true })
+      .eq("owner_id", validId.data)
+      .eq("state", "published"),
+  ]);
+  if (games.error) throw new Error(games.error.message);
+  if (maps.error) throw new Error(maps.error.message);
+  return {
+    ...result.data,
+    completedGames: games.count ?? 0,
+    publishedMaps: maps.count ?? 0,
+  };
+}