refactor: dedupe chat envelope + daemon output + skills UI

src/daemon/output.ts

@@ -0,0 +1,8 @@
+import { colorize, isRich, theme } from "../terminal/theme.js";
+
+export const toPosixPath = (value: string) => value.replace(/\\/g, "/");
+
+export function formatLine(label: string, value: string): string {
+  const rich = isRich();
+  return `${colorize(rich, theme.muted, `${label}:`)} ${colorize(rich, theme.command, value)}`;
+}