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DigitalOcean App Platform: CORS for static sites, serverless functions, and ingress routing rules
App spec YAML defines routes—attach CORS middleware at the component that terminates TLS for browser traffic.
1 min read
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Databases
Managed DBs are not HTTP—CORS applies only to your API component talking to browsers.
Connection pooling in workers can share state—avoid per-request origin confusion.
Scaling
Horizontal scaling adds instances—ensure sticky sessions or stateless JWT validation for credentialed CORS.