feat: add Copayment and Adjustment columns to payments table

- Added copayment and adjustment fields (Decimal, default 0) to Payment
  model in schema and directly to DB via ALTER TABLE
- Added PATCH /api/payments/:id/copayment and /adjustment routes
- Added inline-editable Copayment and Adjustment columns after MH Paid
  with same click-to-edit format; Copayment in blue, Adjustment in orange

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

packages/db/shared/schemas/results/UserCreateResult.schema.ts

@@ -21,5 +21,6 @@ export const UserCreateResultSchema = z.object({
   twilioSettings: z.unknown().optional(),
   aiSettings: z.unknown().optional(),
   officeHours: z.unknown().optional(),
-  officeContact: z.unknown().optional()
+  officeContact: z.unknown().optional(),
+  procedureTimeslot: z.unknown().optional()
 });