Be more specific about the docker home location, rather than accidentally promoting the use of a variable which would not work.

Config/LibreTranslate/README.md

@@ -20,7 +20,7 @@ vi .env
 that `prep.sh` is in `root`'s crontab.
 
 ```
-@reboot $DOCKER_HOME/Config/LibreTranslate/prep.sh
+@reboot /opt/Docker/Config/LibreTranslate/prep.sh
 ```
 
 3. Start the container up as normal.

Config/LibreTranslate/env.example

@@ -40,7 +40,7 @@ MODELS_DIR=../../Volumes/LibreTranslate/models
 # MODELS_DIR=
 
 ## Storing them in /tmp/ will cause them to get reset after reboots, but hides
-## them from backup type locations such as Volumes/LibreTranslate and /var/.
-## This will require a CRON entry for prepping the project after a reboot.
-## `@reboot $DOCKER_HOME/Config/LibreTranslate/prep.sh`
+## them from backup type locations such as Volumes/LibreTranslate/ and /var/.
+## This will require a CRON entry for prepping the project dirs after a reboot.
+## `@reboot /opt/Docker/Config/LibreTranslate/prep.sh`
 # MODELS_DIR=/tmp/LibreTranslate/models

Config/LibreTranslate/prep.sh

@@ -10,6 +10,7 @@ source $DIR/.env
 
 ## Main ##
 
+# Create folders.
 if [[ $API_KEYS_DIR == "../*" ]]; then
 	API_KEYS_DIR="$DIR/$API_KEYS_DIR"
 fi
@@ -19,3 +20,6 @@ if [[ $MODELS_DIR == "../*" ]]; then
 	MODELS_DIR="$DIR/$MODELS_DIR"
 fi
 mkdir -pv $MODELS_DIR
+
+# Finish successfully.
+exit 0