Update Dockerfile

Dockerfile

@@ -8,15 +8,15 @@ WORKDIR /opt/node_app
 RUN apt update 
 RUN apt install git yarn -y
 
-# Install and add options / app
-RUN yarn add react react-dom @excalidraw/excalidraw
-
 # Create a React 
 RUN npx create-react-app my-excalidraw-app
 
 # Change to the newly created directory
 WORKDIR /opt/node_app/my-excalidraw-app
 
+# Install and add options / app
+RUN yarn add react react-dom @excalidraw/excalidraw
+
 
 # Replace the content of src/App.js
 RUN echo "import React from 'react';" > src/App.js \