Clean the dist directory before packaging (#567)

* Don't include the whole code directory

* Clean directory

* not needed

Author: ross-p-smith

scripts/package_frontend.ps1

@@ -1,8 +1,12 @@
 mkdir dist -Force
+rm dist/* -r -Force
+
+# Python
 poetry export -o dist/requirements.txt
 cp app.py dist -Force
 cp backend dist -r -Force
 
+# Node
 cd frontend
 npm install
 npm run build

scripts/package_frontend.sh

@@ -2,6 +2,7 @@
 set -eou pipefail
 
 mkdir -p dist
+rm -rf dist/*
 poetry export -o dist/requirements.txt
 cp app.py dist
 cp -r backend dist