Java SDK build-context uploads, Dockerfile COPY fixes

Daytona 0.214.0 brings build-context uploads to the Java SDK and fixes Dockerfile COPY parsing across the Python, Ruby, and TypeScript SDKs, along with CLI and Ruby SDK reliability fixes.

Features

Java SDK: add Image.addLocalFile and Image.addLocalDir with build-context uploads

Fixes

CLI: default ssh --expires to the API default of 60 minutes

Python SDK, Ruby SDK, TypeScript SDK: keep COPY sources after backslash-terminated comments and fix Ruby COPY parsing

Python SDK, TypeScript SDK: parse Dockerfile COPY instructions correctly in from_dockerfile

Ruby SDK: parse .env files without shell command substitution

Ruby SDK: verify the TLS peer on WebSocket dials

TypeScript SDK: apply the ESM require shim to every file that needs it

Chores

sync go.sum for v0.211.2

fix broken Slack and DCO guideline links in contributor guides

batch dependabot updates 2026-09-14