feat: implement backend routing, dashboard components, and transaction reconciliation scripts

scripts/reconcile_payment_tx.py

@@ -15,11 +15,16 @@ from __future__ import annotations
 
 import argparse
 import json
+import os
 import sys
 from typing import Any, Dict, List, Optional
 
 from web3 import Web3
 
+PROJECT_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+if PROJECT_ROOT not in sys.path:
+    sys.path.insert(0, PROJECT_ROOT)
+
 from src.payments.contract_checkout import PAYMENT_CHECKOUT, PaymentCheckoutError
 
 
@@ -202,4 +207,3 @@ def main() -> int:
 
 if __name__ == "__main__":
     sys.exit(main())
-