# Mailu configuration for mail.profullstack.com — copy to deploy/mailu/mailu.env
# and fill the secrets. See docs/mail.md for the full setup (DNS, certs, gateway).
#
# Generate secrets with:  openssl rand -hex 16

# --- General -----------------------------------------------------------------
SECRET_KEY=CHANGEME_16_HEX            # openssl rand -hex 16
DOMAIN=mail.profullstack.com          # member addresses are <name>@mail.profullstack.com
HOSTNAMES=mail.profullstack.com,smtp.profullstack.com
POSTMASTER=postmaster
# Apex profullstack.com is reserved for corporate mail and is NOT served here.

# TLS_FLAVOR=mail: Mailu does NOT run its own ACME (Caddy owns :80/:443). We feed
# it certs copied from Caddy's mail.profullstack.com cert (deploy/mailu/refresh-certs.sh).
TLS_FLAVOR=mail

# --- Features ----------------------------------------------------------------
ADMIN=true                            # the admin UI (fronted at /admin via Caddy, internal only)
WEBMAIL=roundcube                     # the only member-facing surface (https://mail.profullstack.com)
WEBDAV=none
ANTIVIRUS=none                        # set to clamav on a 4GB+ host
ANTISPAM=true

# --- Networking --------------------------------------------------------------
# Mailu's front binds the mail ports on the host and HTTP on loopback only;
# Caddy reverse-proxies https://mail.profullstack.com to BIND_ADDRESS4:80.
BIND_ADDRESS4=127.0.0.1
SUBNET=192.168.203.0/24
MESSAGE_SIZE_LIMIT=52428800           # 50 MB

# --- Gateway (the BBS reads/sends on behalf of members) ----------------------
# A Dovecot master user lets the agentbbs gateway open any member's mailbox with
# one secret (login "<name>*<master>"). Created by deploy/mailu/provision-mailbox.sh.
# Mirror these into the agentbbs service env:
#   AGENTBBS_MAIL_DOMAIN=mail.profullstack.com
#   AGENTBBS_MAIL_IMAP_ADDR=mail.profullstack.com:993
#   AGENTBBS_MAIL_SMTP_ADDR=127.0.0.1:25
#   AGENTBBS_MAIL_MASTER_USER=gateway
#   AGENTBBS_MAIL_MASTER_PASS=<the master password you set>

# --- Admin bootstrap ---------------------------------------------------------
INITIAL_ADMIN_ACCOUNT=admin
INITIAL_ADMIN_DOMAIN=mail.profullstack.com
INITIAL_ADMIN_PW=CHANGEME_admin_password