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/results/ClaimFileFindFirstResult.schema.ts

@@ -1,9 +0,0 @@
-import * as z from 'zod';
-export const ClaimFileFindFirstResultSchema = z.nullable(z.object({
-  id: z.number().int(),
-  claimId: z.number().int(),
-  filename: z.string(),
-  mimeType: z.string(),
-  filePath: z.string().optional(),
-  claim: z.unknown()
-}));