feat(ClubSettings): add member data quality requirements configuration

- Introduced new settings for member data quality requirements in club settings, allowing configuration of required fields such as street, postal code, city, phone, and email.
- Updated the backend to handle the new memberDataQualityRequirements field in club settings.
- Enhanced the frontend to display and manage these requirements in the ClubSettings view, improving user experience and data integrity.
- Added localization support for new terms related to member data quality across multiple languages.

backend/services/clubService.js

@@ -71,7 +71,8 @@ class ClubService {
         greetingText,
         associationMemberNumber,
         myTischtennisFedNickname,
-        autoFetchRankings
+        autoFetchRankings,
+        memberDataQualityRequirements
     }) {
         await checkAccess(userToken, clubId);
         const club = await Club.findByPk(clubId);
@@ -81,9 +82,33 @@ class ClubService {
         const updates = { greetingText, associationMemberNumber };
         if (myTischtennisFedNickname !== undefined) updates.myTischtennisFedNickname = myTischtennisFedNickname || null;
         if (autoFetchRankings !== undefined) updates.autoFetchRankings = !!autoFetchRankings;
+        if (memberDataQualityRequirements !== undefined) {
+            updates.memberDataQualityRequirements = this.normalizeMemberDataQualityRequirements(memberDataQualityRequirements);
+        }
         return await club.update(updates);
     }
 
+    normalizeMemberDataQualityRequirements(settings) {
+        const defaults = {
+            requireStreet: true,
+            requirePostalCode: true,
+            requireCity: true,
+            requirePhone: true,
+            requireEmail: true
+        };
+
+        if (!settings || typeof settings !== 'object' || Array.isArray(settings)) {
+            return defaults;
+        }
+
+        return Object.fromEntries(
+            Object.entries(defaults).map(([key, defaultValue]) => [
+                key,
+                typeof settings[key] === 'boolean' ? settings[key] : defaultValue
+            ])
+        );
+    }
+
     async approveUserClubAccess(userToken, clubId, toApproveUserId) {
         await checkAccess(userToken, clubId);
         const toApproveUserClub = await UserClub.findOne({