Submit order Lambda now verifies Google ID tokens via tokeninfo endpoint,
calculates two-tier discount pricing server-side, and async-invokes the
Slack notifier for per-employee order confirmation DMs. Deadlines updated
to Thursday 11:59pm across all Slack messages.
Apply ruff check --fix and ruff format across all Python files to
pass CI pipeline. Remove unused imports (os, sys), fix f-strings
without placeholders. Update README to reflect sync-roster Lambda,
corrected shared layer path, and current project structure.
Playwright-based menu scraper for Redefine Meals, self-contained HTML
order form with S3/CloudFront hosting, DynamoDB-backed order submission
via API Gateway, and automated payroll deduction reports via SES.
