Merge pull request #298 from cschug/fix_traefik_rules

fix: fix Traefik 3 host rule matching

docker-compose/teleport/docker-compose.yaml

@@ -22,9 +22,9 @@ services:
       # - "traefik.http.services.teleport.loadbalancer.server.port=3080"
       # - "traefik.http.services.teleport.loadbalancer.server.scheme=https"
       # - "traefik.http.routers.teleport-http.entrypoints=web"
-      # - "traefik.http.routers.teleport-http.rule=Host(`your-server-url`) || HostRegexp(`{subhost:[a-z]+}.your-server-url`)"
+      # - "traefik.http.routers.teleport-http.rule=HostRegexp(`^(?i)(?:[[:alnum:]]+(?:-+[[:alnum:]]+)*\\.)?your-server-url(?::\\d+)?$`)"
       # - "traefik.http.routers.teleport-https.entrypoints=websecure"
-      # - "traefik.http.routers.teleport-https.rule=HostHost(`your-server-url`) || HostRegexp(`{subhost:[a-z]+}.your-server-url`)"
+      # - "traefik.http.routers.teleport-https.rule=HostRegexp(`^(?i)(?:[[:alnum:]]+(?:-+[[:alnum:]]+)*\\.)?your-server-url(?::\\d+)?$`)"
       # - "traefik.http.routers.teleport-https.tls=true"
       # - "traefik.http.routers.teleport-https.tls.certresolver=your-certresolver"
       # - "traefik.http.routers.teleport-https.tls.domains[0].main=your-server-url"