i18n(dashboard): sync all locales to one key set + German copy-dialog strings

Brings every locale's dashboard namespace to the same 149-key set (missing keys backfilled from English) and translates the previously English-only copy-trip dialog into German.

shared/src/i18n/ja/dashboard.ts

@@ -117,5 +117,41 @@ const dashboard: TranslationStrings = {
   'dashboard.mobile.inMonths': '{count}か月後',
   'dashboard.mobile.completed': '完了',
   'dashboard.mobile.currencyConverter': '通貨換算',
+  'dashboard.filter.planned': 'Planned',
+  'dashboard.hero.badgeLive': 'LIVE NOW',
+  'dashboard.hero.badgeToday': 'STARTS TODAY',
+  'dashboard.hero.badgeTomorrow': 'TOMORROW',
+  'dashboard.hero.badgeNext': 'UP NEXT',
+  'dashboard.hero.badgeRecent': 'RECENT',
+  'dashboard.hero.tripDates': 'Trip dates',
+  'dashboard.hero.noDates': 'No dates set',
+  'dashboard.hero.travelerOne': '{count} traveler',
+  'dashboard.hero.travelerMany': '{count} travelers',
+  'dashboard.hero.destinationOne': '{count} destination',
+  'dashboard.hero.destinationMany': '{count} destinations',
+  'dashboard.hero.dayUnitOne': 'day',
+  'dashboard.hero.dayUnitMany': 'days',
+  'dashboard.hero.dayLeft': 'Day left',
+  'dashboard.hero.daysLeft': 'Days left',
+  'dashboard.hero.lastDay': 'Last day',
+  'dashboard.atlas.countriesVisited': 'Atlas · Countries visited',
+  'dashboard.atlas.ofTotal': 'of {total}',
+  'dashboard.atlas.tripsTotal': 'Trips total',
+  'dashboard.atlas.placesMapped': '{count} places mapped',
+  'dashboard.atlas.daysTraveled': 'Days traveled',
+  'dashboard.atlas.daysUnit': 'days',
+  'dashboard.atlas.acrossAllTrips': 'across all trips',
+  'dashboard.atlas.distanceFlown': 'Distance flown',
+  'dashboard.atlas.kmUnit': 'km',
+  'dashboard.atlas.aroundEquator': '≈ {count}× around the equator',
+  'dashboard.card.idea': 'Idea',
+  'dashboard.card.buddyOne': 'Buddy',
+  'dashboard.fx.from': 'From',
+  'dashboard.fx.to': 'To',
+  'dashboard.fx.unavailable': 'Rate unavailable',
+  'dashboard.tz.searchPlaceholder': 'Search timezone…',
+  'dashboard.tz.empty': 'No other timezones yet — add one with +',
+  'dashboard.upcoming.title': 'Upcoming reservations',
+  'dashboard.upcoming.empty': 'Nothing booked yet.',
 };
 export default dashboard;