chore: add release-rc script

scripts/release-rc.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -e
+
+# Restore all git changes
+git restore -s@ -SW  -- packages examples
+
+# Bump versions
+yarn lerna version --preid rc --no-changelog --no-push -m "chore: release rc"
+
+# Release packages
+for PKG in packages/* ; do
+  pushd $PKG
+  TAG="latest"
+  if [ "$PKG" == "packages/nuxt" ]; then
+    TAG="rc"
+  fi
+  echo "⚡ Publishing $PKG with tag $TAG"
+  echo yarn npm publish --tag $TAG --access public --tolerate-republish
+  popd > /dev/null
+done