Cancel actions on process interrupts

docs/operations.md

@@ -36,6 +36,10 @@ absolute output path and active profile, backend, model, warnings, validation,
 debug, and notification information; see the [CLI reference](cli.md) for its
 exact fields.
 
+`SIGINT` and `SIGTERM` request orderly cancellation of an active action. The
+command lets cancellation and related cleanup finish before it exits; use the
+usual failed result or error to determine whether an output was published.
+
 ## Batch Outputs And Distributor Notification
 
 Run a scheduled batch with an explicit output directory when appropriate: