fix: expose TURN relay ports for NAT traversal

Limit TURN relay range to 30000-30100 and expose via docker-compose.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

deploy/docker/docker-compose.yml

@@ -321,6 +321,7 @@ services:
       - "17880:7880"
       - "17881:7881"
       - "3478:3478/udp"
+      - "30000-30100:30000-30100/udp"
       - "50000-50200:50000-50200/udp"
     volumes:
       - ./livekit.yaml:/etc/livekit.yaml:ro

deploy/docker/livekit.yaml

@@ -9,6 +9,8 @@ turn:
   enabled: true
   udp_port: 3478
   tls_port: 0
+  relay_range_start: 30000
+  relay_range_end: 30100
 
 keys:
   devkey: devsecret