terminal prompt needs to be recyclable

src/components/react/shell/prompt.tsx

@@ -0,0 +1,10 @@
+import { working_dir } from "../fs"
+import rgb, { cyan, green } from "./color"
+
+const GetWorkingDir = () => working_dir === "user" ? "~" : working_dir
+
+export default function Prompt() {
+	const user = cyan("user")
+	const dir = green(GetWorkingDir())
+	return <p>{user}@host {dir}{"> "}</p>
+}