Teach the standalone exec-server binary to run the Linux sandbox helper when it is re-execed with the codex-linux-sandbox argv0 alias. Point the exec-server sandbox transform at the current executable on Linux instead of requiring an env-provided helper path.
Co-authored-by: Codex <noreply@openai.com>
Stacked PR 2/3, based on the stub PR.
Adds the exec RPC implementation and process/event flow in exec-server
only.
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Co-authored-by: Codex <noreply@openai.com>
Summary
- delete the deprecated stdio transport plumbing from the exec server
stack
- add a basic `exec_server()` harness plus test utilities to start a
server, send requests, and await events
- refresh exec-server dependencies, configs, and documentation to
reflect the new flow
Testing
- Not run (not requested)
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Co-authored-by: starr-openai <starr@openai.com>
Co-authored-by: Codex <noreply@openai.com>
