fix: (.env)Update the .env file

this is with the correct backend url deployed and build project agin then make the Nginx get the corect backend url priviouly get the 300.

Author: Dilusha-Ranasingha

.github/workflows/cicd.yml

@@ -37,4 +37,6 @@ jobs:
         run: docker rm -f budget-tracker-fe-container || true
 
       - name: Run container on port 3000
-        run: docker run -d -p 3000:80 --name budget-tracker-fe-container dilusharanasinghe/budget-tracker-fe:latest
+        run: docker run -d -p 3000:80 --name budget-tracker-fe-container dilusharanasinghe/budget-tracker-fe:latest
+
+#make a .env file backend URL and rebuild