docstrings added

winlaunch.ps1

@@ -1,3 +1,7 @@
+# Setup script that imports local .env variable file and runs the docker
+# container with the appropriate volume bind mount.
+
+# Load environment variables from .env file
 Get-Content .env | foreach {
     $name, $value = $_.split('=')
     if ([string]::IsNullOrWhiteSpace($name) -or $name.Contains('#')) {
@@ -6,6 +10,7 @@ Get-Content .env | foreach {
     Set-Content env:\$name $value
 }
 
+# Docker environment launch
 docker run --rm -it `
         -v ${PWD}:/app/code `
         -v ${env:DATAPATH}:/app/workdir `