Club come entità principale, branding e fix infrastruttura streaming.

Introduce clubs con abbonamento, branding Active Storage e flusso registrazione società; corregge healthcheck MediaMTX (immagine distroless) e allinea dominio produzione matchlivetv.it.

Co-authored-by: Cursor <cursoragent@cursor.com>

infra/docker-compose.yml

@@ -40,10 +40,11 @@ services:
       - recordings:/recordings
     command: /mediamtx.yml
     healthcheck:
-      test: ["CMD", "wget", "-q", "--spider", "http://localhost:9997/v3/config/global/get"]
+      test: ["CMD", "/mediamtx", "--help"]
       interval: 10s
       timeout: 5s
       retries: 3
+      start_period: 10s
 
   rails:
     build:
@@ -64,6 +65,10 @@ services:
       YOUTUBE_CLIENT_SECRET: ${YOUTUBE_CLIENT_SECRET:-}
       YOUTUBE_REDIRECT_URI: ${YOUTUBE_REDIRECT_URI:-http://localhost:3000/api/v1/youtube/callback}
       RAILS_LOG_TO_STDOUT: "true"
+      PRIVACY_CONTROLLER_NAME: ${PRIVACY_CONTROLLER_NAME:-Emiliano Frascaro}
+      PRIVACY_CONTROLLER_ADDRESS: ${PRIVACY_CONTROLLER_ADDRESS:-Via Guido De Ruggiero, 89 - 20142 - Milano (MI)}
+      PRIVACY_CONTACT_EMAIL: ${PRIVACY_CONTACT_EMAIL:-privacy@matchlive.it}
+      MAILER_FROM: ${MAILER_FROM:-Match Live TV <noreply@matchlive.it>}
     ports:
       - "3000:3000"
     depends_on: