FEAT: genotype parsing resilience and displayGenotypeSafe format helper

gerbil-manager-web/src/pages/StammbaumPage.tsx

@@ -29,7 +29,7 @@ import type { Gender, Gerbil, Litter } from '../api/types'
 import { useApi } from '../hooks/useApi'
 import { formatDate, genderLabel } from '../format/labels'
 import GerbilIcon from '../components/GerbilIcon'
-import { UNKNOWN_FARBSCHLAG, fromDisplayString, genotypeToFarbschlag, toDisplayString } from '../genetics'
+import { UNKNOWN_FARBSCHLAG, fromDisplayString, genotypeToFarbschlag, displayGenotypeSafe } from '../genetics'
 import {
   DEFAULT_GENERATIONS,
   ancestorsAt,
@@ -424,7 +424,7 @@ function PedigreeCard({
             style={chip ? { background: chip.bg, color: chip.fg } : undefined}
             title={farbschlag}
           >
-            {g.genotype || farbschlag}
+            {g.genotype ? displayGenotypeSafe(g.genotype) : farbschlag}
           </span>
         )}
         {dob && <span className="pedigree-card__year">* {dob}</span>}
@@ -574,7 +574,13 @@ function PrintCell({
       {farbschlag && <div className="stammbaum-print__sub">{farbschlag}</div>}
       {g.genotype && gen <= 2 && (
         <div className="stammbaum-print__geno">
-          {toDisplayString(fromDisplayString(g.genotype))}
+          {(() => {
+            try {
+              return displayGenotypeSafe(g.genotype)
+            } catch {
+              return g.genotype.replace(/\?/g, '-')
+            }
+          })()}
         </div>
       )}
     </div>