feat: enhance user limits

lib/api.ts

@@ -106,6 +106,19 @@ export type AdminUser = {
   created_at: string;
   has_password: boolean;
   providers: string[];
+  /** Effective save limits in force (plan default merged with any override);
+   *  -1 means unlimited. */
+  bookmark_limit: number;
+  public_collection_limit: number;
+  private_collection_limit: number;
+};
+
+/** Per-user save-limit override payload. null = reset that limit to the plan
+ *  default; a number caps it for this user. */
+export type UserLimitsInput = {
+  bookmark_limit: number | null;
+  public_collection_limit: number | null;
+  private_collection_limit: number | null;
 };
 
 export type AdminPost = {
@@ -246,6 +259,12 @@ export const api = {
   unbanUser(id: string) {
     return call(`/admin/users/${id}/ban`, { method: "DELETE" });
   },
+  setUserLimits(id: string, limits: UserLimitsInput) {
+    return call(`/admin/users/${id}/limits`, {
+      method: "POST",
+      body: JSON.stringify(limits),
+    });
+  },
   posts(q: string, limit: number, offset: number) {
     return listed<AdminPost>(`/admin/posts${qs({ q, limit, offset })}`);
   },