v1.6.8: remove offer exchange rate, add invoice item description, offer filters, table animations

- Remove exchange_rate and exchange_rate_date from quotations (schema, service, PDF, form)
- Add item_description field to invoice_items (schema, migration, service, form, PDF)
- Add offer status/customer/order filters with tab-based UI
- Clean up offer statuses to active/ordered/invalidated
- Allow invalidate action for non-ordered offers (not just expired)
- Add fade animations on offers and invoices table data changes

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "app-ts",
-  "version": "1.6.7",
+  "version": "1.6.8",
   "description": "",
   "main": "dist/server.js",
   "scripts": {
@@ -18,7 +18,6 @@
     "db:studio": "prisma studio",
     "test": "vitest run",
     "test:watch": "vitest",
-    "bones": "boneyard-js build http://localhost:3000",
     "seed": "tsx prisma/seed.ts"
   },
   "prisma": {
@@ -42,7 +41,6 @@
     "@tanstack/react-query": "^5.100.5",
     "@types/jsdom": "^28.0.1",
     "bcryptjs": "^3.0.3",
-    "boneyard-js": "^1.8.1",
     "date-fns": "^4.1.0",
     "dompurify": "^3.3.3",
     "dotenv": "^17.3.1",