style: minor adjustments (#2786)

Co-authored-by: Casper <casperklein@users.noreply.github.com>

target/scripts/build/packages.sh

@@ -130,7 +130,7 @@ function _install_fail2ban
   curl -Lkso fail2ban.deb "${FAIL2BAN_DEB_URL}"
   curl -Lkso fail2ban.deb.asc "${FAIL2BAN_DEB_ASC_URL}"
 
-  FINGERPRINT=$(LANG=C gpg --verify fail2ban.deb.asc fail2ban.deb 2>&1 | sed -n 's#Primary key fingerprint: \(.*\)#\1#p')
+  FINGERPRINT=$(LANG=C gpg --verify fail2ban.deb.asc fail2ban.deb |& sed -n 's#Primary key fingerprint: \(.*\)#\1#p')
 
   if [[ -z ${FINGERPRINT} ]]
   then

target/scripts/helpers/log.sh

@@ -122,12 +122,12 @@ function _get_log_level_or_default
 {
   if [[ -n ${LOG_LEVEL+set} ]]
   then
-    printf '%s' "${LOG_LEVEL}"
+    echo "${LOG_LEVEL}"
   elif [[ -e /etc/dms-settings ]]
   then
     grep "^LOG_LEVEL=" /etc/dms-settings | cut -d "'" -f 2
   else
-    printf 'info'
+    echo 'info'
   fi
 }
 

target/scripts/helpers/utils.sh

@@ -16,9 +16,7 @@ function _get_valid_lines_from_file
 # and it will return its value stored in /etc/dms-settings
 function _get_dms_env_value
 {
-  local VALUE
-  VALUE=$(grep "^${1}=" /etc/dms-settings | cut -d '=' -f 2)
-  printf '%s' "${VALUE:1:-1}"
+  grep "^${1}=" /etc/dms-settings | cut -d "'" -f 2
 }
 
 # TODO: `chown -R 5000:5000 /var/mail` has existed since the projects first commit.