improvement: all confirmed suggestions implemented

backend/prisma/catalog-seed-data.ts

@@ -72,7 +72,6 @@ export const LAB_WORKFLOW_STEPS = [
 
 export type ProsthesisChartRegion = 'crown' | 'root' | 'arch';
 export type ProsthesisStackGroup = 'restoration' | 'implant' | 'post_core' | 'arch';
-export type ProsthesisAddonKind = '' | 'implant' | 'post_core';
 
 export type ProsthesisTypeSeed = {
   code: string;
@@ -83,7 +82,6 @@ export type ProsthesisTypeSeed = {
   subcategory?: string;
   chartRegion: ProsthesisChartRegion;
   stackGroup: ProsthesisStackGroup;
-  addonKind?: ProsthesisAddonKind;
   /** Manufacturing sequence. Packing and shipping are appended except for smile_design. */
   manufacturingSteps: readonly string[];
 };
@@ -138,7 +136,7 @@ function crown(
   };
 }
 
-function implantAddon(
+function implant(
   code: string,
   sortOrder: number,
   manufacturingSteps: readonly string[],
@@ -150,7 +148,6 @@ function implantAddon(
     category: 'implant',
     chartRegion: 'root',
     stackGroup: 'implant',
-    addonKind: 'implant',
     manufacturingSteps,
     ...extra,
   };
@@ -230,7 +227,6 @@ export const PROSTHESIS_TYPES: ProsthesisTypeSeed[] = [
     category: 'post_core',
     chartRegion: 'root',
     stackGroup: 'post_core',
-    addonKind: 'post_core',
     manufacturingSteps: POST_CORE,
   },
   {
@@ -239,29 +235,28 @@ export const PROSTHESIS_TYPES: ProsthesisTypeSeed[] = [
     category: 'post_core',
     chartRegion: 'root',
     stackGroup: 'post_core',
-    addonKind: 'post_core',
     manufacturingSteps: POST_CORE,
   },
-  implantAddon('prefabricated_abutment', 40, [
+  implant('prefabricated_abutment', 40, [
     'intraoral_scan',
     'choosing_abutment',
     'model_create',
     'polish_prep',
   ]),
-  implantAddon('ti_base_abutment', 41, ['intraoral_scan', 'model_create', 'polish_prep']),
-  implantAddon('multi_unit_abutment', 42, [
+  implant('ti_base_abutment', 41, ['intraoral_scan', 'model_create', 'polish_prep']),
+  implant('multi_unit_abutment', 42, [
     'intraoral_scan',
     'choosing_abutment',
     'model_create',
     'polish_prep',
   ]),
-  implantAddon('customized_abutment', 43, [
+  implant('customized_abutment', 43, [
     ...SCAN_DESIGN_MODEL,
     'milling_wet',
     'polish_prep',
   ]),
-  implantAddon('zirconia_abutment', 44, [...SCAN_DESIGN_MODEL, 'milling_dry', 'sinter']),
-  implantAddon(
+  implant('zirconia_abutment', 44, [...SCAN_DESIGN_MODEL, 'milling_dry', 'sinter']),
+  implant(
     'screw_retained',
     45,
     [...SCAN_DESIGN_MODEL, 'milling_wet', 'polish_prep'],

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',
     ]);
   }

backend/prisma/migrations/20260904120000_drop_prosthesis_addon_kind/migration.sql

@@ -0,0 +1,3 @@
+-- Crown suggestion slot replaced catalog addonKind (implant / post_core add-on lists).
+
+ALTER TABLE "prosthesis_types" DROP COLUMN IF EXISTS "addonKind";

backend/prisma/schema.prisma

@@ -359,8 +359,6 @@ model ProsthesisType {
   chartRegion          String  @default("crown")
   /// Mutual exclusion group: restoration | implant | post_core | arch
   stackGroup           String  @default("restoration")
-  /// Also listed as an add-on: implant | post_core | empty
-  addonKind            String  @default("")
 
   steps ProsthesisTypeStep[]
 

backend/prisma/seed.ts

@@ -191,7 +191,6 @@ async function main() {
       subcategory: type.subcategory ?? '',
       chartRegion: type.chartRegion,
       stackGroup: type.stackGroup,
-      addonKind: type.addonKind ?? '',
     };
     const prosthesisType = await prisma.prosthesisType.upsert({
       where: { code: type.code },

backend/src/modules/prosthesis-catalog/prosthesis-catalog.service.ts

@@ -16,7 +16,6 @@ export type ProsthesisTypeCatalogEntry = {
   subcategory: string;
   chartRegion: string;
   stackGroup: string;
-  addonKind: string;
 };
 
 type CatalogRow = {
@@ -25,7 +24,6 @@ type CatalogRow = {
   subcategory: string;
   chartRegion: string;
   stackGroup: string;
-  addonKind: string;
 };
 
 @Injectable()
@@ -53,7 +51,6 @@ export class ProsthesisCatalogService implements OnModuleInit {
         subcategory: true,
         chartRegion: true,
         stackGroup: true,
-        addonKind: true,
       },
     });
 
@@ -66,7 +63,6 @@ export class ProsthesisCatalogService implements OnModuleInit {
           subcategory: row.subcategory,
           chartRegion: row.chartRegion,
           stackGroup: row.stackGroup,
-          addonKind: row.addonKind,
         },
       ]),
     );
@@ -94,7 +90,6 @@ export class ProsthesisCatalogService implements OnModuleInit {
           subcategory: row.subcategory,
           chartRegion: row.chartRegion,
           stackGroup: row.stackGroup,
-          addonKind: row.addonKind,
         };
       })
       .sort((a, b) => a.sortOrder - b.sortOrder || a.code.localeCompare(b.code));