Get install session

Redacted summary of persisted LLM install choices. Present with an empty providers list when the LLM step was explicitly skipped; null on the install session means the step is still incomplete.

Canonical server URL confirmed during browser install.

Redacted summary of the object-store mode selected during browser install.

Redacted summary of the sandbox provider selected during browser install.

Redacted summary of the GitHub install strategy selected during browser install.

Server-detected defaults used to prefill the browser install wizard.