improvement: all confirmed suggestions implemented

backend/prisma/export-prosthesis-catalog.ts

@@ -41,25 +41,31 @@ const STACK_RULES = [
     'restoration',
     'One per tooth: crown, veneer, inlay, onlay, or overlay.',
   ],
-  ['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.'],
+  ['implant', 'One implant type per tooth. Disabled when post & core is on the tooth.'],
+  [
+    'post_core',
+    'One post & core. Disabled when a restoration or implant is already on the tooth.',
+  ],
   [
     'arch',
-    'Complete denture, overdenture, appliances, and digital use Upper/Lower arch labels (UA/LA). Not 16 FDI teeth.',
+    'Complete denture, overdenture, appliances, and digital use Upper/Lower/Both (UA/LA). The picker control remaps jobs (Both→Upper drops lower).',
   ],
   [
     'partial_denture',
-    'Tooth-selected (FDI), not the arch labels. All selected teeth become one lab job. May stack with implant add-ons.',
+    'Tooth-selected (FDI), not the arch labels. All selected teeth become one lab job.',
   ],
   [
     'screw_retained',
-    'Fills the implant slot (chart paints the crown) and stacks with a restoration. Blocks post & core.',
+    'Implant that paints the crown. No crown suggestion slot; Crown and Indirect are disabled. Does not stack with another restoration.',
+  ],
+  [
+    'crown_suggestion',
+    'Implant or post & core (not screw-retained) shows a crown suggestion slot. A veneer/inlay/onlay/overlay hides it. After a crown is picked the slot stays filled so it can be changed.',
   ],
   [
     '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.'],
 ];
 
@@ -198,7 +204,6 @@ function buildWorkbook(): Buffer {
       'label_nl',
       'chartRegion',
       'stackGroup',
-      'addonKind',
       'active',
     ],
   ];
@@ -215,7 +220,6 @@ function buildWorkbook(): Buffer {
       labels.nl ?? '',
       type.chartRegion,
       type.stackGroup,
-      type.addonKind ?? '',
       type.isActive === false ? 'false' : 'true',
     ]);
   }