Create group authorizations from Admin

[hauptmedia]

Summary

• add a user/group selector to the Admin authorization create form
• send groupId with userId: null when creating group authorizations
• keep user authorization creation as the default path

Reference

• Operaton authorization create endpoint accepts both userId and groupId: https://github.com/operaton/operaton/blob/main/engine-rest/engine-rest-openapi/src/main/templates/paths/authorization/create/post.ftl

Verification

• node -e "JSON.parse(require('fs').readFileSync('public/locales/en-US/translation.json','utf8')); JSON.parse(require('fs').readFileSync('public/locales/de-DE/translation.json','utf8')); console.log('locale JSON ok')"
• npx eslint src/pages/Admin.jsx src/pages/Admin.test.jsx
• npx vitest run src/pages/Admin.test.jsx
• npx vitest run --maxWorkers=4
• npm run build
• Browser smoke at http://127.0.0.1:5175/admin/authorizations/resource-type/1

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud