Refactor test configuration and update type definitions for better compatibility with Prisma

src/types.ts

@@ -1,3 +1,5 @@
+import type { Decimal } from '@prisma/client/runtime/library';
+
 export interface Account {
   id: string;
   bankName: string;
@@ -6,7 +8,7 @@ export interface Account {
   type?: string; // CHECKING, SAVINGS, etc.
   status?: string; // ACTIVE, CLOSED
   currency?: string; // Default: USD
-  balance: number; // Current balance
+  balance: number | Decimal; // Current balance - can be Prisma Decimal or number
   notes?: string; // Optional notes
   createdAt?: Date;
   updatedAt?: Date;
@@ -17,7 +19,7 @@ export interface Transaction {
   accountId: string;
   date: string | Date; // ISO date string or Date object
   description: string;
-  amount: number;
+  amount: number | Decimal; // Amount - can be Prisma Decimal or number
   category?: string; // Optional category
   status?: string; // PENDING, CLEARED
   type?: string; // DEPOSIT, WITHDRAWAL, TRANSFER
@@ -26,3 +28,29 @@ export interface Transaction {
   createdAt?: Date;
   updatedAt?: Date;
 }
+
+// Type definitions for Transaction status and type enums to match db.service.ts
+export enum TransactionStatus {
+  PENDING = 'PENDING',
+  CLEARED = 'CLEARED',
+}
+
+export enum TransactionType {
+  DEPOSIT = 'DEPOSIT',
+  WITHDRAWAL = 'WITHDRAWAL',
+  TRANSFER = 'TRANSFER',
+  UNSPECIFIED = 'UNSPECIFIED',
+}
+
+export enum AccountType {
+  CHECKING = 'CHECKING',
+  SAVINGS = 'SAVINGS',
+  CREDIT_CARD = 'CREDIT_CARD',
+  INVESTMENT = 'INVESTMENT',
+  OTHER = 'OTHER',
+}
+
+export enum AccountStatus {
+  ACTIVE = 'ACTIVE',
+  CLOSED = 'CLOSED',
+}