chore: deprecate script

Author: kazupon

scripts/deprecate.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+set -e
+
+PACKAGE_NAME="vue-i18n"
+DEPRECATE_MESSAGE="Vue I18n v8.x has reached EOL and is no longer actively maintained. About maintenance status, see https://vue-i18n.intlify.dev/guide/maintenance.html"
+
+# fetch verions with `npm show``
+VERSIONS=$(pnpm show "$PACKAGE_NAME" versions --json | jq -r '.[]')
+
+# configure deprecate versions
+DEPRECATE_VERSIONS=()
+for VERSION in $VERSIONS; do
+  if [[ $VERSION == 8.* ]]; then
+    DEPRECATE_VERSIONS+=("$VERSION")
+  fi
+done
+
+# deprecate
+for VERSION in "${DEPRECATE_VERSIONS[@]}"; do
+  echo "Deprecating $PACKAGE_NAME@$VERSION..."
+  pnpm deprecate "$PACKAGE_NAME@$VERSION" "$DEPRECATE_MESSAGE"
+  sleep 1.0
+done
+
+echo "Deprecation process completed."