Replay fuori da Puma, fix ops cron e firma release Android.

Dopo auth Rails redirect a URL presigned su /media/ (edge → Garage); aumenta
RAILS_MAX_THREADS, corregge ingest log ops via stdin e keystore Play Console.

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

infra/docker-compose.prod.yml

@@ -55,6 +55,7 @@ services:
     command: bundle exec rails server -b 0.0.0.0 -p 3000 -e production
     environment:
       RAILS_ENV: production
+      RAILS_MAX_THREADS: ${RAILS_MAX_THREADS:-5}
       DATABASE_URL: postgresql://postgres:${POSTGRES_PASSWORD}@postgres:5432/matchlivetv
       REDIS_URL: redis://redis:6379/0
       MEDIAMTX_API_URL: http://mediamtx:9997
@@ -157,6 +158,7 @@ services:
     command: bundle exec sidekiq -C config/sidekiq.yml -e production
     environment:
       RAILS_ENV: production
+      RAILS_MAX_THREADS: ${RAILS_MAX_THREADS:-5}
       DATABASE_URL: postgresql://postgres:${POSTGRES_PASSWORD}@postgres:5432/matchlivetv
       REDIS_URL: redis://redis:6379/0
       MEDIAMTX_API_URL: http://mediamtx:9997