feat: add SAAS_ADMIN_EMAIL to both installers

Derive admin email from <ADMIN_USER>@<PUBLIC_HOST> by default.
Supports override via --admin-email CLI flag, SAAS_ADMIN_EMAIL env var,
or admin_email in cameleer.conf. Written to .env for bootstrap.

install.sh

@@ -56,6 +56,7 @@ AUTH_HOST=""
 PUBLIC_PROTOCOL=""
 ADMIN_USER=""
 ADMIN_PASS=""
+ADMIN_EMAIL=""
 TLS_MODE=""
 CERT_FILE=""
 KEY_FILE=""
@@ -168,6 +169,7 @@ parse_args() {
       --public-protocol)  PUBLIC_PROTOCOL="$2"; shift ;;
       --admin-user)       ADMIN_USER="$2"; shift ;;
       --admin-password)   ADMIN_PASS="$2"; shift ;;
+      --admin-email)      ADMIN_EMAIL="$2"; shift ;;
       --tls-mode)         TLS_MODE="$2"; shift ;;
       --cert-file)        CERT_FILE="$2"; shift ;;
       --key-file)         KEY_FILE="$2"; shift ;;
@@ -262,6 +264,7 @@ load_config_file() {
       public_protocol)      [ -z "$PUBLIC_PROTOCOL" ] && PUBLIC_PROTOCOL="$value" ;;
       admin_user)           [ -z "$ADMIN_USER" ] && ADMIN_USER="$value" ;;
       admin_password)       [ -z "$ADMIN_PASS" ] && ADMIN_PASS="$value" ;;
+      admin_email)          [ -z "$ADMIN_EMAIL" ] && ADMIN_EMAIL="$value" ;;
       tls_mode)             [ -z "$TLS_MODE" ] && TLS_MODE="$value" ;;
       cert_file)            [ -z "$CERT_FILE" ] && CERT_FILE="$value" ;;
       key_file)             [ -z "$KEY_FILE" ] && KEY_FILE="$value" ;;
@@ -292,6 +295,7 @@ load_env_overrides() {
   [ -z "$PUBLIC_PROTOCOL" ] && PUBLIC_PROTOCOL="$_ENV_PUBLIC_PROTOCOL"
   [ -z "$ADMIN_USER" ] && ADMIN_USER="${SAAS_ADMIN_USER:-}"
   [ -z "$ADMIN_PASS" ] && ADMIN_PASS="${SAAS_ADMIN_PASS:-}"
+  [ -z "$ADMIN_EMAIL" ] && ADMIN_EMAIL="${SAAS_ADMIN_EMAIL:-}"
   [ -z "$TLS_MODE" ] && TLS_MODE="$_ENV_TLS_MODE"
   [ -z "$CERT_FILE" ] && CERT_FILE="$_ENV_CERT_FILE"
   [ -z "$KEY_FILE" ] && KEY_FILE="$_ENV_KEY_FILE"
@@ -597,6 +601,9 @@ generate_passwords() {
     ADMIN_PASS=$(generate_password)
     log_info "Generated admin password."
   fi
+  if [ -z "$ADMIN_EMAIL" ]; then
+    ADMIN_EMAIL="${ADMIN_USER}@${PUBLIC_HOST:-localhost}"
+  fi
   if [ -z "$POSTGRES_PASSWORD" ]; then
     POSTGRES_PASSWORD=$(generate_password)
     log_info "Generated PostgreSQL password."
@@ -705,6 +712,7 @@ POSTGRES_DB=cameleer_saas
 
 # Admin user
 SAAS_ADMIN_USER=${ADMIN_USER}
+SAAS_ADMIN_EMAIL=${ADMIN_EMAIL}
 
 # TLS
 NODE_TLS_REJECT=${NODE_TLS_REJECT}
@@ -918,6 +926,7 @@ public_host=${PUBLIC_HOST}
 auth_host=${AUTH_HOST}
 public_protocol=${PUBLIC_PROTOCOL}
 admin_user=${ADMIN_USER}
+admin_email=${ADMIN_EMAIL}
 tls_mode=${TLS_MODE}
 http_port=${HTTP_PORT}
 https_port=${HTTPS_PORT}
@@ -974,6 +983,7 @@ EOF
 Admin Console:  ${PUBLIC_PROTOCOL}://${PUBLIC_HOST}/platform/
 Admin User:     ${ADMIN_USER}
 Admin Password: ${ADMIN_PASS}
+Admin Email:     ${ADMIN_EMAIL}
 
 PostgreSQL:     cameleer / ${POSTGRES_PASSWORD}
 ClickHouse:     default / ${CLICKHOUSE_PASSWORD}
@@ -1291,6 +1301,7 @@ print_credentials() {
   fi
   echo -e "  Admin User:     ${BOLD}${ADMIN_USER}${NC}"
   echo -e "  Admin Password: ${BOLD}${ADMIN_PASS}${NC}"
+  echo -e "  Admin Email:     ${BOLD}${ADMIN_EMAIL}${NC}"
   echo ""
   echo -e "  PostgreSQL:     cameleer / ${POSTGRES_PASSWORD}"
   echo -e "  ClickHouse:     default / ${CLICKHOUSE_PASSWORD}"