feat(Tournament): update tournament participation UI and localization

- Changed the icon for tournament participations in the navigation to better represent the feature.
- Updated localization keys for tournament participations across multiple languages, enhancing clarity and user understanding.
- Introduced a new tab for official tournament participations in the mobile app, improving navigation and access to tournament details.
- Enhanced the TournamentsScreen to include options for creating and managing official tournaments, streamlining user interactions.

frontend/src/App.vue

@@ -106,7 +106,7 @@
                 {{ $t('navigation.clubTournaments') }}
               </router-link>
               <router-link v-if="hasPermission('tournaments', 'read')" to="/tournament-participations" class="nav-link" :title="$t('navigation.tournamentParticipations')">
-                <span class="nav-icon">📄</span>
+                <span class="nav-icon">📋</span>
                 {{ $t('navigation.tournamentParticipations') }}
               </router-link>
               <router-link v-if="hasPermission('schedule', 'read')" to="/schedule" class="nav-link" title="Spielpläne">

frontend/src/i18n/locales/de-CH.json

@@ -173,7 +173,7 @@
     "statistics": "Trainings-Statistik",
     "tournaments": "Turnier",
     "clubTournaments": "Vereinsturniere",
-    "tournamentParticipations": "Turnierteilnahmen",
+    "tournamentParticipations": "Offizielle Turniere & Teilnahmen",
     "schedule": "Spielplän",
     "clubSettings": "Vereinsiistellige",
     "predefinedActivities": "Vordefinierte Aktivitäte",

frontend/src/i18n/locales/de-extended.json

@@ -173,7 +173,7 @@
     "statistics": "Trainings-Statistik",
     "tournaments": "Turniere",
     "clubTournaments": "Vereinsturniere",
-    "tournamentParticipations": "Turnierteilnahmen",
+    "tournamentParticipations": "Offizielle Turniere & Teilnahmen",
     "schedule": "Spielpläne",
     "clubSettings": "Vereinseinstellungen",
     "predefinedActivities": "Vordefinierte Aktivitäten",
@@ -846,7 +846,7 @@
     "miniChampionshipYear": "Jahr",
     "miniChampionshipYearHint": "12 = in diesem Jahr 12 oder 13 Jahre, 10 = 10 oder 11, 8 = 9 und jünger",
     "miniChampionshipLocation": "Ort",
-    "tournamentParticipations": "Turnierteilnahmen",
+    "tournamentParticipations": "Offizielle Turniere & Teilnahmen",
     "date": "Datum",
     "newTournament": "Neues Turnier",
     "unknownDate": "Unbekanntes Datum",

frontend/src/i18n/locales/de.json

@@ -173,7 +173,7 @@
     "statistics": "Trainings-Statistik",
     "tournaments": "Turniere",
     "clubTournaments": "Vereinsturniere",
-    "tournamentParticipations": "Turnierteilnahmen",
+    "tournamentParticipations": "Offizielle Turniere & Teilnahmen",
     "schedule": "Spielpläne",
     "clubSettings": "Vereinseinstellungen",
     "predefinedActivities": "Vordefinierte Aktivitäten",
@@ -917,7 +917,7 @@
     "miniChampionshipYear": "Jahr",
     "miniChampionshipYearHint": "12 = in diesem Jahr 12 oder 13 Jahre, 10 = 10 oder 11, 8 = 9 und jünger",
     "miniChampionshipLocation": "Ort",
-    "tournamentParticipations": "Turnierteilnahmen",
+    "tournamentParticipations": "Offizielle Turniere & Teilnahmen",
     "date": "Datum",
     "newTournament": "Neues Turnier",
     "unknownDate": "Unbekanntes Datum",

frontend/src/i18n/locales/en-AU.json

@@ -172,7 +172,7 @@
     "statistics": "Training Statistics",
     "tournaments": "Tournaments",
     "clubTournaments": "Club Tournaments",
-    "tournamentParticipations": "Tournament Participations",
+    "tournamentParticipations": "Official tournaments & participations",
     "schedule": "Schedules",
     "clubSettings": "Club Settings",
     "predefinedActivities": "Predefined Activities",

frontend/src/i18n/locales/en-GB.json

@@ -172,7 +172,7 @@
     "statistics": "Training Statistics",
     "tournaments": "Tournaments",
     "clubTournaments": "Club Tournaments",
-    "tournamentParticipations": "Tournament Participations",
+    "tournamentParticipations": "Official tournaments & participations",
     "schedule": "Schedules",
     "clubSettings": "Club Settings",
     "predefinedActivities": "Predefined Activities",

frontend/src/i18n/locales/en-US.json

@@ -172,7 +172,7 @@
     "statistics": "Training Statistics",
     "tournaments": "Tournaments",
     "clubTournaments": "Club Tournaments",
-    "tournamentParticipations": "Tournament Participations",
+    "tournamentParticipations": "Official tournaments & participations",
     "schedule": "Schedules",
     "clubSettings": "Club Settings",
     "predefinedActivities": "Predefined Activities",