fix: migrate latest hometown changes [ci skip]

abra.sh

@@ -1,4 +1,4 @@
-export ENTRYPOINT_CONF_VERSION=v1
+export ENTRYPOINT_CONF_VERSION=v2
 
 admin() {
   export OTP_SECRET=$(cat /run/secrets/otp_secret)

compose.yml

@@ -44,7 +44,6 @@ services:
       - CACHE_REDIS_URL
       - DB_HOST
       - DB_NAME
-      - DB_PASS_FILE=/run/secrets/db_password
       - DB_PORT
       - DB_USER
       - DEFAULT_LOCALE

entrypoint.sh.tmpl

@@ -2,31 +2,6 @@
 
 set -eu
 
-file_env() {
-  local var="$1"
-  local fileVar="${var}_FILE"
-  local def="${2:-}"
+export DB_PASS=$(cat /run/secrets/db_password)
 
-  if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
-    echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
-    exit 1
-  fi
-
-  local val="$def"
-  if [ "${!var:-}" ]; then
-    val="${!var}"
-  elif [ "${!fileVar:-}" ]; then
-    val="$(< "${!fileVar}")"
-  fi
-
-  export "$var"="$val"
-  unset "$fileVar"
-}
-
-file_env "DB_PASS"
-file_env "OTP_SECRET"
-file_env "SECRET_KEY_BASE"
-file_env "SMTP_PASSWORD"
-file_env "VAPID_PRIVATE_KEY"
-
-/usr/bin/tini -- "$@"
+/usr/bin/tini -s -- "$@"