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/config/feature-flags.config.ts

@@ -51,6 +51,9 @@ const FeatureFlagsSchema = z.object({
   enableNewsletter: z.boolean().default(true),
   enableGdprCompliance: z.boolean().default(true),
   enableSiteBuilder: z.boolean().default(true),
+  enableFischerei: z.boolean().default(false),
+  enableMeetingProtocols: z.boolean().default(false),
+  enableVerbandsverwaltung: z.boolean().default(false),
 });
 
 const featuresFlagConfig = FeatureFlagsSchema.parse({
@@ -137,6 +140,18 @@ const featuresFlagConfig = FeatureFlagsSchema.parse({
     process.env.NEXT_PUBLIC_ENABLE_SITE_BUILDER,
     true,
   ),
+  enableFischerei: getBoolean(
+    process.env.NEXT_PUBLIC_ENABLE_FISCHEREI,
+    false,
+  ),
+  enableMeetingProtocols: getBoolean(
+    process.env.NEXT_PUBLIC_ENABLE_MEETING_PROTOCOLS,
+    false,
+  ),
+  enableVerbandsverwaltung: getBoolean(
+    process.env.NEXT_PUBLIC_ENABLE_VERBANDSVERWALTUNG,
+    false,
+  ),
 } satisfies z.output<typeof FeatureFlagsSchema>);
 
 export default featuresFlagConfig;