improve structurizr lite script to allow referencing md files in entire repo

Author: MGibson1

docs/structurizr.sh

@@ -3,11 +3,20 @@
 ## start Structurizr Lite with the given workspace file, relative to the current working directory. Omit the file extension.
 ## Optional second argument of a port number to use. Default is 8085.
 
+SCRIPT_PATH=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+SCRIPT_DIR=$(basename "$SCRIPT_PATH")
+PROJ_DIR=$(dirname "$SCRIPT_PATH")
+
+echo $SCRIPT_PATH
+echo $PROJ_DIR
+
 echo "hosting on http://localhost:${PORT:=${2:-8085}}"
 # Check if the workspace file exists
-if [ ! -f "$1.dsl" ]; then
-  echo "Workspace file $1 does not exist."
+if [ ! -f "$SCRIPT_PATH/$1.dsl" ]; then
+  echo "Workspace file $1.dsl does not exist in $SCRIPT_PATH."
   exit 1
 fi
 
-docker run -it --rm -p $PORT:8080 -v $(pwd):/usr/local/structurizr -e STRUCTURIZR_WORKSPACE_FILENAME=$1 structurizr/lite
+echo "Loading workspace file: $SCRIPT_PATH/$1.dsl"
+
+docker run -it --rm -p $PORT:8080 -v $PROJ_DIR:/usr/local/structurizr -e STRUCTURIZR_WORKSPACE_FILENAME=$SCRIPT_DIR/$1 structurizr/lite