Add Docker command scripts

README.md

@@ -6,6 +6,10 @@
 
     docker run --rm --init -it -v $PWD:/usr/src/app -p 8080:8080 btroops
 
+or, run the start script
+
+    ./run-start
+
 Visit `localhost:8080` to view.
 
 ## Run a test
@@ -22,6 +26,10 @@ The container can access the outside without setting a port or a network. The ne
 
     docker run --rm -it -v $PWD:/usr/src/app btroops npm run test:integ
 
+or, run the test script
+
+    ./run-test
+
 ## Rough way to save the SVG map generated by JavaScript client-side
 
     const XMLS = new XMLSerializer();