Add react app env (#38)

Author: lyncasterc

.github/workflows/pipeline.yml

@@ -90,7 +90,7 @@ jobs:
     - name: Build and push
       env:
         HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}
-      run: heroku container:push -a instaclone web 
+      run: heroku container:push web -a instaclone --arg REACT_APP_SOCKET_URL=${{ secrets.REACT_APP_SOCKET_URL }} 
     - name: Release
       env:
         HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}

Dockerfile

@@ -3,6 +3,10 @@
 FROM node:20 as build-stage
 WORKDIR /app
 
+ARG REACT_APP_SOCKET_URL
+
+ENV REACT_APP_SOCKET_URL=$REACT_APP_SOCKET_URL
+
 # copying the all the frontend and backend code
 COPY frontend ./frontend
 COPY backend ./backend