feat: multi-tier agent hierarchy, wallet ledger, and player UX polish

Add configurable agent max level and default sub-agent credit ratio, per-agent block direct player login on suspend, admin/agent wallet transaction views, and match detail my-bets section with refreshed player card styling.

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

packages/shared/src/index.ts

@@ -11,6 +11,12 @@ export enum UserStatus {
   LOCKED = 'LOCKED',
 }
 
+/** Minimum agent tier (root agents). Actual levels are unbounded integers when `agent.max_level` is 0. */
+export const MIN_AGENT_LEVEL = 1;
+
+/**
+ * Legacy enum for the original two-tier demo. Production code should use numeric `agentLevel` / `AgentProfile.level`.
+ */
 export enum AgentLevel {
   LEVEL_1 = 1,
   LEVEL_2 = 2,