fix(team-mode): resolve caller tmux window target

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/features/team-mode/team-layout-tmux/resolve-caller-tmux-session.test.ts

@@ -18,7 +18,7 @@ function shellSingleQuote(value: string): string {
 	return `'${value.split("'").join(`'"'"'`)}'`
 }
 
-async function createTmuxStub(options: { stdout: string; exitCode: number }): Promise<TmuxStub> {
+async function createTmuxStub(options: { stdout: string; windowStdout?: string; exitCode: number }): Promise<TmuxStub> {
 	const directory = await mkdtemp(path.join(tmpdir(), "resolve-caller-tmux-session-"))
 	temporaryDirectories.push(directory)
 
@@ -27,7 +27,7 @@ async function createTmuxStub(options: { stdout: string; exitCode: number }): Pr
 	const script = [
 		"#!/bin/sh",
 		`printf '%s\\n' \"$@\" >> ${shellSingleQuote(logPath)}`,
-		`printf '%s' ${shellSingleQuote(options.stdout)}`,
+		`case "$*" in *'#{session_name}:#{window_index}'*) printf '%s' ${shellSingleQuote(options.windowStdout ?? options.stdout)} ;; *) printf '%s' ${shellSingleQuote(options.stdout)} ;; esac`,
 		`exit ${options.exitCode}`,
 	].join("\n")
 
@@ -67,17 +67,20 @@ describe("resolveCallerTmuxSession", () => {
 		expect(await readLogLines(stub.logPath)).toHaveLength(0)
 	})
 
-	test("#given TMUX_PANE=%42 and display returns '$7' #when resolve runs #then returns { sessionId: '$7' }", async () => {
+	test("#given TMUX_PANE=%42 and display returns session and window #when resolve runs #then returns caller tmux target", async () => {
 		// given
 		process.env.TMUX_PANE = "%42"
-		const stub = await createTmuxStub({ stdout: "$7", exitCode: 0 })
+		const stub = await createTmuxStub({ stdout: "$7", windowStdout: "test-session:0", exitCode: 0 })
 
 		// when
 		const result = await resolveCallerTmuxSession(stub.tmuxPath)
 
 		// then
-		expect(result).toEqual({ sessionId: "$7" })
-		expect(await readLogLines(stub.logPath)).toEqual(["display", "-p", "-F", "#{session_id}", "-t", "%42"])
+		expect(result).toEqual({ sessionId: "$7", paneId: "%42", windowTarget: "test-session:0" })
+		expect(await readLogLines(stub.logPath)).toEqual([
+			"display", "-p", "-F", "#{session_id}", "-t", "%42",
+			"display", "-p", "-F", "#{session_name}:#{window_index}", "-t", "%42",
+		])
 	})
 
 	test("#given TMUX_PANE=%42 and display returns 'garbage' #when resolve runs #then returns null", async () => {

src/features/team-mode/team-layout-tmux/resolve-caller-tmux-session.ts

@@ -2,9 +2,12 @@ import { runTmuxCommand } from "../../../shared/tmux"
 
 type ResolvedCallerTmuxSession = {
 	sessionId: string
+	paneId: string
+	windowTarget: string
 }
 
 const TMUX_SESSION_ID_PATTERN = /^\$[0-9]+$/
+const TMUX_WINDOW_TARGET_PATTERN = /^[^:]+:[0-9]+$/
 
 export async function resolveCallerTmuxSession(tmuxPath: string): Promise<ResolvedCallerTmuxSession | null> {
 	const callerPaneId = process.env.TMUX_PANE
@@ -12,15 +15,25 @@ export async function resolveCallerTmuxSession(tmuxPath: string): Promise<Resolv
 		return null
 	}
 
-	const result = await runTmuxCommand(tmuxPath, ["display", "-p", "-F", "#{session_id}", "-t", callerPaneId])
-	if (!result.success) {
+	const sessionResult = await runTmuxCommand(tmuxPath, ["display", "-p", "-F", "#{session_id}", "-t", callerPaneId])
+	if (!sessionResult.success) {
 		return null
 	}
 
-	const sessionId = result.output.trim()
+	const sessionId = sessionResult.output.trim()
 	if (!TMUX_SESSION_ID_PATTERN.test(sessionId)) {
 		return null
 	}
 
-	return { sessionId }
+	const windowResult = await runTmuxCommand(tmuxPath, ["display", "-p", "-F", "#{session_name}:#{window_index}", "-t", callerPaneId])
+	if (!windowResult.success) {
+		return null
+	}
+
+	const windowTarget = windowResult.output.trim()
+	if (!TMUX_WINDOW_TARGET_PATTERN.test(windowTarget)) {
+		return null
+	}
+
+	return { sessionId, paneId: callerPaneId, windowTarget }
 }