The certificate has expired


❯ curl https://community.getmailspring.com/
curl: (35) schannel: next InitializeSecurityContext failed: SEC_E_CERT_EXPIRED (0x80090328) - 接收到的憑證已經到期。
Exception: curl exited with 35
[tty 1]:1:1-41: curl https://community.getmailspring.com/

Yeah it looks like the ACME (?) script that auto renews the Lets Encrypt cert has broken and @bengotow needs to take a look at it.