Fix :)

devc.sh

@@ -36,9 +36,6 @@ default_args() {
   # restarts. Use copy to keep the files from the image.
   arg "-v $name:/home/user:copy"
 
-  # Mount dev folder
-  arg "-v $HOME/dev:/home/user/dev"
-
   # If there is custom configuration for the container, load
   # it here.
   config_file="$(dirname "$(realpath "$0")")/containers/$name/config.sh"
@@ -63,6 +60,14 @@ param_args() {
     -net) # Enable network dev-<container name>
       arg "--network dev-$name"
       ;;
+    -mnt) # Mount directory.
+      shift
+      arg "-w /workdir/"
+      arg "-v $1:/workdir/$([ ! -d "$1" ] && echo $1)"
+      ;;
+    -mdf) # Mount dev folder
+      arg "-v $HOME/dev:/home/user/dev"
+      ;;
     -x11) # Enable X11 support.
       arg "-v /tmp/.X11-unix:/tmp/.X11-unix"
       arg "-v $XAUTHORITY:/run/user/1000/.Xauthority:ro"