improvement: Some improvements done. some bugs fixed.

backend/prisma/export-prosthesis-catalog.ts

@@ -15,7 +15,7 @@ import {
 
 const CATEGORY_LABELS: Record<string, string> = {
   crown: 'Crowns',
-  indirect: 'Indirect restorations',
+  indirect: 'Veneer/Inlay/Onlay/Overlay',
   implant: 'Implants',
   post_core: 'Post & core',
   removable: 'Removable',
@@ -39,17 +39,25 @@ const STACK_RULES = [
   ['Slot', 'Rule'],
   [
     'restoration',
-    'One per tooth: crown, veneer, inlay, onlay, overlay, or screw-retained.',
+    'One per tooth: crown, veneer, inlay, onlay, or overlay.',
   ],
-  ['implant', 'One abutment add-on per tooth (Ti-base, custom, prefab, multi-unit, zirconia).'],
-  ['post_core', 'One post & core, only if a restoration is already present.'],
+  ['implant', 'One abutment add-on per tooth (Ti-base, custom, prefab, multi-unit, zirconia, screw-retained).'],
+  ['post_core', 'One post & core, only if a restoration is already present. Blocked when screw-retained is on the tooth.'],
   [
     'arch',
-    'One arch product (denture, night guard, digital). Most arch products block implant add-ons; overdenture may take an implant add-on.',
+    'Complete denture, overdenture, appliances, and digital use Upper/Lower arch labels (UA/LA). Not 16 FDI teeth.',
+  ],
+  [
+    'partial_denture',
+    'Tooth-selected (FDI), not the arch labels. All selected teeth become one lab job. May stack with implant add-ons.',
   ],
   [
     'screw_retained',
-    'Fills the restoration slot and blocks implant + post & core (it is the restoration).',
+    'Fills the implant slot (chart paints the crown) and stacks with a restoration. Blocks post & core.',
+  ],
+  [
+    'connected',
+    'Connected teeth that share a type are one lab job. An extra type on one unit of the bridge is its own job. Unconnected teeth stay separate even if they share a type.',
   ],
   ['maximum', 'Usual maximum is 3 types per tooth (e.g. zirconia crown + Ti-base + fiber post).'],
   ['two_crowns', 'Two crowns cannot stack.'],