chore(web): update example environment variables

.devcontainer/boot.sh

@@ -39,7 +39,8 @@ rm -rf .env
 
 echo "
 PORT=$WEB_PORT
-REACT_APP_BACKEND_URL=http://localhost:$BACKEND_PORT
+VITE_BACKEND_URL=http://localhost:$BACKEND_PORT
+VITE_BASE_URL=http://localhost:$PORT
 " >> .env
 
 echo "Installing web dependencies..."

packages/web/.env-example

@@ -1,4 +1,3 @@
 PORT=3001
-REACT_APP_BACKEND_URL=http://localhost:3000
-# HTTPS=true
-REACT_APP_BASE_URL=http://localhost:3001
+VITE_BACKEND_URL=http://localhost:3000
+VITE_BASE_URL=http://localhost:3001