setup script fix

Author: djriffle

setup_backend.sh

@@ -18,22 +18,23 @@ read -rp "Enter your E2B_TEMPLATE ID (default: vh7kehbtf0t4xbx9ec9u, OpenTechBio
 E2B_TEMPLATE=${E2B_TEMPLATE:-vh7kehbtf0t4xbx9ec9u}
 read -rp "Enter your OPENAI_API_KEY (e.g., sk-...): " OPENAI_API_KEY
 
-BACKEND_ENV_PATH=backend/functions"
+BACKEND_ENV_PATH="backend/functions"
 mkdir -p "$BACKEND_ENV_PATH"
 
 # Write out the .env file
 cat <<EOF > "$BACKEND_ENV_PATH/.env"
 # This is a template environment file for your backend (Firebase Functions).
 # Replace placeholders with your real keys.
 
-E2B_API_KEY=$E2B_API_KEY
-E2B_TEMPLATE=$E2B_TEMPLATE
-OPENAI_API_KEY=$OPENAI_API_KEY
+E2B_API_KEY=${E2B_API_KEY}
+E2B_TEMPLATE=${E2B_TEMPLATE}
+OPENAI_API_KEY=${OPENAI_API_KEY}
 EOF
 
 echo
 echo "============================================================"
 echo "Your .env file has been created at:"
 echo "  $BACKEND_ENV_PATH/.env"
 echo "============================================================"
-echo "Setup complete! You can now deploy or run your Firebase functions."
+echo "Setup complete! You can now deploy or run your Firebase functions."
+echo