Running docker preview mattermost and start call does not connect

Yes, call plugins are enabled and running. mattermost log shows some error:
“timestamp”:“2025-04-10 02:00:15.526 Z”,“level”:“info”,“msg”:“Failed to fetch marketplace plugins for telemetry. Using predefined list.”,“caller”:“telemetry/telemetry.go:1524”,“error”:“Get "https://api.integrations.mattermost.com/api/v1/plugins?build_enterprise_ready=false&cloud=false&enterprise_plugins=false&filter=&local_only=false&page=0&platform=&plugin_id=&remote_only=false&return_all_versions=false&server_version=10.6.1\”: tls: failed to verify certificate: x509: certificate signed by unknown authority"}
{“timestamp”:“2025-04-10 02:00:24.017 Z”,“level”:“warn”,“msg”:“Buffer too small for first packet from 172.17.0.1:57212: short buffer”,“caller”:"app/plugin_api.go

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