add old releases in a folder

build/release.sh

@@ -3,6 +3,14 @@
 
 set -e
 
+function get_package_version {
+  echo $(cat package.json \
+    | grep version \
+    | head -1 \
+    | awk -F: '{ print $2 }' \
+    | sed 's/[",]//g')
+}
+
 if [[ -z $1 ]]; then
   echo "Enter new version: "
   read VERSION
@@ -15,10 +23,17 @@ echo
 if [[ $REPLY =~ ^[Yy]$ ]]; then
   echo "Releasing $VERSION ..."
 
+  # check errors
   npm run lint
 
+  # generate docs tree
+  PACKAGE_VERSION=$(get_package_version)
+  cp -Rf dist/docs tmp-docs
+
   # build
   VERSION=$VERSION npm run build
+  cp -Rf tmp-docs dist/docs/v$PACKAGE_VERSION
+  rm -Rf tmp-docs
 
   # commit
   git add -A