Alza soft capacity fase A e aggiunge quiet hours CPX notturne.

Home a 4 e cloud a 6 con MAX_NODES=12 (~76 soft); di notte (02–07 Europe/Rome) niente scale-out/warm-spare e sweeper che chiude i CPX idle.

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

infra/.env.collaudo.example

@@ -98,10 +98,11 @@ HCLOUD_USER_DATA_FILE=/opt/matchlivetv/infra/stream-node/cloud-init.yaml
 STREAM_DNS_ZONE=mltv-stream.net
 STREAM_DNS_TTL=60
 STREAM_CLOUD_DNS_SUFFIX=mltv-stream.net
-STREAM_CLOUD_MAX_PUBLISHERS=4
+STREAM_CLOUD_MAX_PUBLISHERS=6
+STREAM_NODE_HOME_MAX_PUBLISHERS=4
 STREAM_NODE_ENV=collaudo
 STREAM_CLOUD_PROVIDER=local_lab
-RELAY_MAX_CONCURRENT=4
+RELAY_MAX_CONCURRENT=6
 YOUTUBE_RELAY_WORKER=1
 # Worker home: STREAM_NODE_SLUG=home (default). Overflow: coda youtube_relay_<slug>
 
@@ -111,7 +112,10 @@ STREAM_AUTOSCALE_ALLOW_CLOUD=0
 STREAM_AUTOSCALE_SOFT_FREE_SLOTS=2
 STREAM_AUTOSCALE_WARM_SPARE=1
 STREAM_AUTOSCALE_IDLE_MINUTES=30
-STREAM_AUTOSCALE_MAX_NODES=5
+STREAM_AUTOSCALE_MAX_NODES=12
 STREAM_AUTOSCALE_NODE_EUR_PER_HOUR=0.015
-STREAM_AUTOSCALE_MONTHLY_BUDGET_EUR=40
+STREAM_AUTOSCALE_MONTHLY_BUDGET_EUR=150
+STREAM_AUTOSCALE_QUIET_HOURS=02:00-07:00
+STREAM_AUTOSCALE_QUIET_TZ=Europe/Rome
+STREAM_NIGHT_SWEEP_ENABLED=1
 STREAM_OVERFLOW_ORPHAN_HOURS=3