fix(coding-agent): guarded pasted shell prompts from python

- Detected copied shell-prompt transcripts before the Python shortcut router.
- Forwarded OMP terminal chrome pastes through normal prompt submission.
- Added regression coverage for the #4678 transcript shape.

Fixes #4678

packages/coding-agent/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- Fixed pasted terminal transcripts beginning with a shell prompt (`$ ...`) being mistaken for local Python shortcuts instead of being submitted as normal prompts ([#4678](https://github.com/can1357/oh-my-pi/issues/4678)).
+
 ## [16.3.9] - 2026-07-06
 
 ### Added

packages/coding-agent/src/modes/controllers/input-controller.ts

@@ -86,6 +86,20 @@ function hasPasteText(value: unknown): value is PasteTarget {
 	return typeof value === "object" && value !== null && typeof (value as PasteTarget).pasteText === "function";
 }
 
+const SHELL_PROMPT_COMMAND_RE =
+	/^(?:\.{0,2}\/|~\/|cd(?:\s|$)|sudo(?:\s|$)|git(?:\s|$)|bun(?:\s|$)|npm(?:\s|$)|pnpm(?:\s|$)|yarn(?:\s|$)|node(?:\s|$)|python\d*(?:\s|$)|cargo(?:\s|$)|go(?:\s|$)|make(?:\s|$)|docker(?:\s|$)|kubectl(?:\s|$))/;
+const SHELL_PROMPT_OPERATOR_RE = /(?:^|\s)(?:&&|\|\||\||2>&1|[<>]{1,2})(?:\s|$)/;
+const OMP_STATUS_LINE_RE = /^\s*in:\s+\d+\s+out:\s+\d+(?:\s+cache\s+\S+)?\s+t:\s+\S+\s+tok\/s:\s+\S+/m;
+
+function looksLikePastedShellPrompt(code: string): boolean {
+	const firstLine = code.split("\n", 1)[0]?.trimStart() ?? "";
+	return (
+		SHELL_PROMPT_COMMAND_RE.test(firstLine) ||
+		SHELL_PROMPT_OPERATOR_RE.test(firstLine) ||
+		OMP_STATUS_LINE_RE.test(code)
+	);
+}
+
 function pythonCommandPrefixLength(trimmedText: string): 0 | 1 | 2 {
 	if (trimmedText.charCodeAt(0) !== 36 /* $ */) return 0;
 	if (trimmedText.charCodeAt(1) === 123 /* { */) return 0;
@@ -100,8 +114,10 @@ function parsePythonCommandInput(text: string): { code: string; isExcluded: bool
 	const trimmed = text.trimStart();
 	const prefixLength = pythonCommandPrefixLength(trimmed);
 	if (prefixLength === 0) return undefined;
+	const code = trimmed.slice(prefixLength).trim();
+	if (prefixLength === 1 && looksLikePastedShellPrompt(code)) return undefined;
 	return {
-		code: trimmed.slice(prefixLength).trim(),
+		code,
 		isExcluded: prefixLength === 2,
 	};
 }

packages/coding-agent/test/input-controller-python-prefix.test.ts

@@ -109,6 +109,36 @@ describe("InputController Python prompt prefix", () => {
 		]);
 	});
 
+	it("submits pasted shell-prompt transcripts with OMP chrome as a normal prompt", async () => {
+		const transcript =
+			"$ cd ~/project && sudo ./build-and-push.sh o5.7 2>&1 | tail -4\n" +
+			" |\n" +
+			" in: 282  out: 152  cache 344K  t: 3.3s  tok/s: 351.9/s\n" +
+			" is this command stuck in limbo";
+		const { ctx, editor, handlePythonCommand, onInputCallback, startPendingSubmission, submitted } = createContext();
+		const controller = new InputController(ctx);
+		controller.setupEditorSubmitHandler();
+
+		await editor.onSubmit?.(transcript);
+
+		expect(handlePythonCommand).not.toHaveBeenCalled();
+		expect(startPendingSubmission).toHaveBeenCalledWith({
+			text: transcript,
+			images: undefined,
+			imageLinks: undefined,
+			streamingBehavior: "steer",
+		});
+		expect(onInputCallback).toHaveBeenCalledTimes(1);
+		expect(submitted).toEqual([
+			{
+				text: transcript,
+				images: undefined,
+				imageLinks: undefined,
+				streamingBehavior: "steer",
+			},
+		]);
+	});
+
 	it("keeps space-separated Python shortcuts available", async () => {
 		const { ctx, editor, handlePythonCommand, onInputCallback } = createContext();
 		const controller = new InputController(ctx);