Update Dockerfile

Dockerfile

@@ -23,7 +23,9 @@ WORKDIR /opt/node_app/excalidraw
 #RUN sed -i 's/VITE_APP_WS_SERVER_URL=/VITE_APP_WS_SERVER_URL=http:\/\/localhost:5002/' .env.production
 
 # Install additional options and deps
-RUN yarn add react react-dom react-scripts canvas node vite vite-plugin-svgr @vitejs/plugin-react vite-plugin-ejs vite-plugin-pwa
+RUN yarn add react react-dom react-scripts \
+  canvas node vite vite-plugin-svgr @vitejs/plugin-react \
+  vite-plugin-ejs vite-plugin-pwa vite-plugin-checker
 
 #RUN npm install workbox-build workbox-window eslint
 #RUN yarn add react react-dom @excalidraw/excalidraw workbox-build workbox-window eslint