Initial commit: Port Nimara CRM (Layers 0-4)

Full CRM rebuild with Next.js 15, TypeScript, Tailwind, Drizzle ORM,
PostgreSQL, Redis, BullMQ, MinIO, and Socket.io. Includes 461 source
files covering clients, berths, interests/pipeline, documents/EOI,
expenses/invoices, email, notifications, dashboard, admin, and
client portal. CI/CD via Gitea Actions with Docker builds.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/lib/validators/expenses.ts

@@ -0,0 +1,34 @@
+import { z } from 'zod';
+import { baseListQuerySchema } from '@/lib/api/route-helpers';
+import { EXPENSE_CATEGORIES, PAYMENT_METHODS } from '@/lib/constants';
+
+export const createExpenseSchema = z.object({
+  establishmentName: z.string().max(200).optional(),
+  amount: z.coerce.number().positive(),
+  currency: z.string().length(3).default('USD'),
+  paymentMethod: z.enum(PAYMENT_METHODS).optional(),
+  category: z.enum(EXPENSE_CATEGORIES).optional(),
+  payer: z.string().max(200).optional(),
+  expenseDate: z.coerce.date(),
+  description: z.string().max(2000).optional(),
+  receiptFileIds: z.array(z.string()).optional(),
+  paymentStatus: z.enum(['unpaid', 'paid', 'partial']).default('unpaid'),
+  paymentDate: z.string().optional(),
+  paymentReference: z.string().optional(),
+  paymentNotes: z.string().optional(),
+});
+
+export const updateExpenseSchema = createExpenseSchema.partial();
+
+export const listExpensesSchema = baseListQuerySchema.extend({
+  category: z.string().optional(),
+  paymentStatus: z.string().optional(),
+  dateFrom: z.string().optional(),
+  dateTo: z.string().optional(),
+  currency: z.string().optional(),
+  payer: z.string().optional(),
+});
+
+export type CreateExpenseInput = z.infer<typeof createExpenseSchema>;
+export type UpdateExpenseInput = z.infer<typeof updateExpenseSchema>;
+export type ListExpensesInput = z.infer<typeof listExpensesSchema>;