feat: add Lab RX feature with template management and auto-seed defaults

- New lab_rx_template table with sortOrder and Prisma migrations
- Backend CRUD + reorder routes at /api/lab-rx/templates
- Auto-seeds 3 Highland Dental Studio defaults on first use per user
- LabRxModal: template picker, inline rename, up/down reorder, full
  template form with sections (Template Name / Lab Info / Case Details)
- RX popup: Tooth Number, Shade, Due Date, Doctor (from NPI providers),
  Instructions pre-filled with "Please make / Thank you!", print output
- lab-rx-templates.ts config file for future git-managed additions

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

packages/db/shared/schemas/variants/input/ServiceLineTransaction.input.ts

@@ -1,20 +0,0 @@
-import * as z from 'zod';
-import { PaymentMethodSchema } from '../../enums/PaymentMethod.schema';
-// prettier-ignore
-export const ServiceLineTransactionInputSchema = z.object({
-    id: z.number().int(),
-    paymentId: z.number().int(),
-    serviceLineId: z.number().int(),
-    transactionId: z.string().optional().nullable(),
-    paidAmount: z.number(),
-    adjustedAmount: z.number(),
-    method: PaymentMethodSchema,
-    receivedDate: z.date(),
-    payerName: z.string().optional().nullable(),
-    notes: z.string().optional().nullable(),
-    createdAt: z.date(),
-    payment: z.unknown(),
-    serviceLine: z.unknown()
-}).strict();
-
-export type ServiceLineTransactionInputType = z.infer<typeof ServiceLineTransactionInputSchema>;