. AWS Account Setup
if (!window.localStorage.getItem(KEYS.env)) safeSet(KEYS.env, DEFAULTS.env);
. AWS IAM User Setup
{/ MDX v1-safe: keep only imports + exports at top; use real headings with explicit ids for TOC. /}
. AWS SES Setup
if (!window.localStorage.getItem(KEYS.env)) safeSet(KEYS.env, DEFAULTS.env);