feat: complete CMS v2 with Docker, Fischerei, Meetings, Verband modules + UX audit fixes

Major changes:
- Docker Compose: full Supabase stack (11 services) equivalent to supabase CLI
- Fischerei module: 16 DB tables, waters/species/stocking/catch books/competitions
- Sitzungsprotokolle module: meeting protocols, agenda items, task tracking
- Verbandsverwaltung module: federation management, member clubs, contacts, fees
- Per-account module activation via Modules page toggle
- Site Builder: live CMS data in Puck blocks (courses, events, membership registration)
- Public registration APIs: course signup, event registration, membership application
- Document generation: PDF member cards, Excel reports, HTML labels
- Landing page: real Com.BISS content (no filler text)
- UX audit fixes: AccountNotFound component, shared status badges, confirm dialog,
  pagination, duplicate heading removal, emoji→badge replacement, a11y fixes
- QA: healthcheck fix, API auth fix, enum mismatch fix, password required attribute

apps/web/i18n/messages/en/cms.json

@@ -170,7 +170,34 @@
     "holidayPasses": "Holiday Passes",
     "eventDate": "Date",
     "eventLocation": "Location",
-    "capacity": "Capacity"
+    "capacity": "Capacity",
+    "allEvents": "All Events",
+    "locations": "Locations",
+    "totalCapacity": "Total Capacity",
+    "noEvents": "No events yet",
+    "noEventsDescription": "Create your first event to get started.",
+    "name": "Name",
+    "status": "Status",
+    "paginationPage": "Page {page} of {totalPages}",
+    "paginationPrevious": "Previous",
+    "paginationNext": "Next",
+    "registrationsOverview": "Overview of registrations across all events",
+    "totalRegistrations": "Total Registrations",
+    "withRegistrations": "With Registrations",
+    "overviewByEvent": "Overview by Event",
+    "noEventsForRegistrations": "Create an event to start receiving registrations.",
+    "utilization": "Utilization",
+    "event": "Event",
+    "holidayPassesDescription": "Manage holiday passes and programs",
+    "newHolidayPass": "New Holiday Pass",
+    "noHolidayPasses": "No holiday passes yet",
+    "noHolidayPassesDescription": "Create your first holiday pass.",
+    "allHolidayPasses": "All Holiday Passes",
+    "year": "Year",
+    "price": "Price",
+    "validFrom": "Valid From",
+    "validUntil": "Valid Until",
+    "newEventDescription": "Create an event or holiday program"
   },
   "finance": {
     "title": "Finance",