#!/bin/sh set -eu runtime_file=/usr/share/nginx/html/runtime-config.js client_web_url=${CLIENT_WEB_URL:-} escaped_url=$(printf '%s' "$client_web_url" | sed 's/\\/\\\\/g; s/"/\\"/g; s/\r/\\r/g; s/\n/\\n/g') printf "window.__CHONGCHONG_RUNTIME_CONFIG__ = { clientWebUrl: \"%s\" }\n" "$escaped_url" > "$runtime_file"