055 prose is not an invocation

// Does the interpreter's parser accept an English sentence as an invocation?
// Found by kopium-headless/live.k turn 6: a model declined a request in prose,
// and the prose came back `event-denied` rather than `parse-error`.
~import std/runtime
~import std/io

const std = @import("std");

~pub tor greet { name: string } -> string

~proc greet|zig {
    return name;
}

~std/runtime:register(scope: "api") {
    greet(1)
}

const PROSE = "I cannot delete files. My vocabulary only includes open(), append(), and close().";

~std/runtime:run(source: PROSE, scope: "api")
| result _ |> std/io:print.ln("RESULT")
| exhausted _ |> std/io:print.ln("EXHAUSTED")
| parse-error _ |> std/io:print.ln("PARSE ERROR")
| validation-error _ |> std/io:print.ln("VALIDATION ERROR")
| shape-error _ |> std/io:print.ln("SHAPE ERROR")
| event-denied ev |> std/io:print.ln("EVENT DENIED: [{{ ev:s }}]")
| dispatch-error _ |> std/io:print.ln("DISPATCH ERROR")
| scope-not-found _ |> std/io:print.ln("SCOPE NOT FOUND")