fix(tui): exit hint prints resume subcommand form

The CL-8418 contract names the session as `Run corbits resume <uuid>` (resume verb, not --resume flag). Align formatResumeHint and its expectations with the verbatim contract.

Author: TheGreatAxios

src/config.test.ts

@@ -798,7 +798,7 @@ describe("loadConfig", () => {
         },
         home,
       );
-      // The exact argv form the exit hint prints (`Run corbits --resume <id>`).
+      // The exact argv form the exit hint prints (`corbits resume <id>`).
       const config = await loadConfig(["--resume", sessionId, "--cwd", cwd], {
         globalSettingsPath: globalPath,
         home,

src/config/index.ts

@@ -889,7 +889,8 @@ export async function loadConfig(
         throw new Error("cannot combine a session id with --resume");
       }
       // Optional session id: `corbits --resume <uuid>` reopens that session
-      // directly (the form the exit hint prints); bare `--resume` opens the
+      // directly (an alias for the `corbits resume <uuid>` form the exit
+      // hint prints); bare `--resume` opens the
       // picker. A non-flag token that is not a session id errors exactly like
       // the `resume` verb path instead of leaking into task text.
       const next = args[i + 1];

src/session/resume-hint.test.ts

@@ -5,7 +5,7 @@ import { formatResumeHint, printResumeHint } from "./resume-hint.js";
 describe("resume hint", () => {
   test("formats the resume command with the exited session id", () => {
     expect(formatResumeHint("123e4567-e89b-12d3-a456-426614174000")).toBe(
-      "Run corbits --resume 123e4567-e89b-12d3-a456-426614174000",
+      "Run corbits resume 123e4567-e89b-12d3-a456-426614174000",
     );
   });
 
@@ -23,7 +23,7 @@ describe("resume hint", () => {
       spy.mockRestore();
     }
     expect(writes).toEqual([
-      "Run corbits --resume 123e4567-e89b-12d3-a456-426614174000\n",
+      "Run corbits resume 123e4567-e89b-12d3-a456-426614174000\n",
     ]);
   });
 });

src/session/resume-hint.ts

@@ -5,7 +5,7 @@ import { COMMAND_NAME } from "../branding.js";
 // so the process-level signal handlers can use it without pulling the TUI
 // or config graph — see the import-cost comment in process-handlers.ts.
 export function formatResumeHint(sessionId: string): string {
-  return `Run ${COMMAND_NAME} --resume ${sessionId}`;
+  return `Run ${COMMAND_NAME} resume ${sessionId}`;
 }
 
 export function printResumeHint(sessionId: string): void {

src/tui/runner/exit.test.ts

@@ -230,9 +230,9 @@ describe("finalizeTUIRun resume hint", () => {
       stdoutSpy.mockRestore();
       dirs.cleanup();
     }
-    expect(
-      writes.some((w) => w === `Run corbits --resume ${sessionId}\n`),
-    ).toBe(true);
+    expect(writes.some((w) => w === `Run corbits resume ${sessionId}\n`)).toBe(
+      true,
+    );
   });
 });
 

tests/integration/signal-finalize.test.ts

@@ -55,7 +55,7 @@ describe("integration — signal finalizes run.json", () => {
         }
         rest += decoder.decode();
         reader.releaseLock();
-        expect(rest).toContain(`Run corbits --resume ${sessionId}`);
+        expect(rest).toContain(`Run corbits resume ${sessionId}`);
 
         // The fixture parks two unawaited straggler "running" snapshot writes
         // behind setTestWriteGate and releases them only after markCrashed()