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/findFirstOrThrowUser.schema.ts

@@ -32,6 +32,7 @@ export const UserFindFirstOrThrowSelectSchema: z.ZodType<Prisma.UserSelect> = z.
     aiSettings: z.boolean().optional(),
     officeHours: z.boolean().optional(),
     officeContact: z.boolean().optional(),
+    procedureTimeslot: z.boolean().optional(),
     _count: z.boolean().optional()
   }).strict() as unknown as z.ZodType<Prisma.UserSelect>;
 
@@ -58,6 +59,7 @@ export const UserFindFirstOrThrowSelectZodSchema = z.object({
     aiSettings: z.boolean().optional(),
     officeHours: z.boolean().optional(),
     officeContact: z.boolean().optional(),
+    procedureTimeslot: z.boolean().optional(),
     _count: z.boolean().optional()
   }).strict();