[skip ci] Initial commit — CodexBar Mobile Expo app

types/codex.ts

@@ -0,0 +1,23 @@
+export interface CodexAuth {
+  accessToken: string;
+  accountId?: string;
+}
+
+export interface UsageWindow {
+  used_percent: number;
+  reset_at: number;
+  limit_window_seconds: number;
+}
+
+export interface CodexUsageResponse {
+  plan_type: string;
+  rate_limit: {
+    primary_window: UsageWindow;
+    secondary_window: UsageWindow;
+  };
+  credits: {
+    has_credits: boolean;
+    unlimited: boolean;
+    balance: number;
+  };
+}