Reconcile module docs and release materials

execute.go

@@ -11,9 +11,11 @@ import (
 )
 
 // Execute parses and dispatches one invocation. args excludes the executable
-// name. CommandKit writes diagnostics to streams.Err and leaves process exit to
-// the caller. A nil context returns an operational failure, and nil streams are
-// replaced with io.Discard.
+// name. Supplied values are converted before command input construction; help
+// does not construct caller inputs or run acquisition callbacks. CommandKit
+// writes diagnostics to streams.Err and leaves process exit to the caller. A
+// nil context returns an operational failure, and nil streams are replaced with
+// io.Discard.
 func (a *App) Execute(ctx context.Context, args []string, streams Streams) Outcome {
 	if ctx == nil {
 		return a.present(Failure(errors.New("invocation context must not be nil")), nil, streams)