POLISH-1: move stray UI strings to de.ts (pageNav/moreData), gitignore Playwright artefacts, wire 'Abgabe abschliessen' -> /vertraege/neu?tiere= (FEAT-13b)

gerbil-manager-web/.gitignore

@@ -26,3 +26,5 @@ dist-ssr
 # QA-1: Playwright-Artefakte
 test-results/
 playwright-report/
+blob-report/
+playwright/.cache/

gerbil-manager-web/src/components/GroupComposer.tsx

@@ -1,4 +1,5 @@
 import { useMemo, useState } from 'react'
+import { useNavigate } from 'react-router-dom'
 import JSZip from 'jszip'
 import { de } from '../strings/de'
 import type { Gerbil } from '../api/types'
@@ -29,6 +30,7 @@ function groupGender(animals: Gerbil[]): string {
 
 export default function GroupComposer({ groupNumber, animals, farbschlagOf }: GroupComposerProps) {
   const t = de.pages.abgabe
+  const navigate = useNavigate()
   const [status, setStatus] = useState<SaleStatus>('free')
   const [reservedName, setReservedName] = useState('')
   const [tagline, setTagline] = useState('')
@@ -244,7 +246,13 @@ export default function GroupComposer({ groupNumber, animals, farbschlagOf }: Gr
         <button type="button" className="btn" disabled={ai.pending} onClick={improveWithAi}>
           {ai.pending ? t.ai.generating : t.ai.improve}
         </button>
-        <button type="button" className="btn" title={t.export.finishHint} disabled>
+        <button
+          type="button"
+          className="btn"
+          onClick={() =>
+            navigate(`/vertraege/neu?tiere=${animals.map((a) => a.id).join(',')}`)
+          }
+        >
           {t.export.finish}
         </button>
       </div>

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

@@ -181,7 +181,7 @@ export default function GerbilDetailPage() {
         <p className="muted">{t.detail.genotypeNotSet}</p>
       )}
 
-      <h3 className="visually-hidden">Weitere Daten</h3>
+      <h3 className="visually-hidden">{t.detail.moreData}</h3>
       <div className="tabs" role="tablist">
         {(['photos', 'health', 'weight'] as const).map((key) => (
           <button

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

@@ -225,7 +225,7 @@ export default function GerbilsPage() {
       )}
 
       {totalPages > 1 && (
-        <nav className="pager" aria-label="Seitennavigation">
+        <nav className="pager" aria-label={de.common.pageNav}>
           <button
             type="button"
             className="btn"

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

@@ -171,7 +171,7 @@ export default function WuerfeListPage() {
           )}
 
           {totalPages > 1 && (
-            <nav className="pager" aria-label="Seitennavigation">
+            <nav className="pager" aria-label={de.common.pageNav}>
               <button
                 type="button"
                 className="btn"