lambda cold starts with node 22: pay for provisioned concurrency or move the API to cloudflare workers?
ok let me make a question pá. our API (US startup, i'm remote from lisboa) runs on AWS Lambda + API Gateway, node 22, bundled with esbuild, about 2 MB per function. users are mostly US east coast and brazil. problem: p99 on cold starts is about 1.4s and the product people see it in the dashboard every monday. options on the table: provisioned concurrency on the hot functions (finance did not love the number) move…