AWS Lambda NodeJS 20 EOL

[zxiiro]

Our Lambdas are currently using NodeJS 20 which will become EOL on April 26, 2026. We should migrate to a newer supported version. Maybe NodeJS 24.

Ref: https://docs.aws.amazon.com/lambda/latest/dg/lambda-runtimes.html

[zxiiro]

@jordanconway @seemethere @jeanschmidt @ZainRizvi Heads up on this one. Something we should look into in early 2026.