Merge pull request #4 from mittwald/bugfix/unbound-vars-again

Fix even more unbound variable access

install.yaml

@@ -17,7 +17,7 @@ pre_install_actions:
   #ddev-nodisplay
   if !( {{ contains "MITTWALD_API_TOKEN" (list .DdevGlobalConfig.web_environment | toString) }} || {{ contains "MITTWALD_API_TOKEN" (list .DdevProjectConfig.web_environment | toString) }} ); then
     token="${MITTWALD_API_TOKEN:-}"
-    if [[ -z "${token}" && -z "${DDEV_NONINTERACTIVE}" ]] ; then
+    if [[ -z "${token}" && -z "${DDEV_NONINTERACTIVE:-}" ]] ; then
       read -s token
     fi
 
@@ -41,7 +41,7 @@ pre_install_actions:
   #ddev-nodisplay
   if !( {{ contains "MITTWALD_APP_INSTALLATION_ID" (list .DdevProjectConfig.web_environment | toString) }} ); then
     app_id="${MITTWALD_APP_INSTALLATION_ID:-}"
-    if [[ -z "${app_id}" && -e "${DDEV_NONINTERACTIVE}" ]] ; then
+    if [[ -z "${app_id}" && -e "${DDEV_NONINTERACTIVE:-}" ]] ; then
       read app_id
     fi