fix(server): restart continuation checks before repeating side effects

apps/server/src/orchestration-v2/RestartContinuation.test.ts

@@ -915,7 +915,9 @@ it.effect("continues a cut run past queued follow-ups, which stay held", () =>
       ...cut,
       runs: [...cut.runs, queuedFollowUp],
     } as unknown as OrchestrationV2ThreadProjection);
-    assert.deepEqual(texts, ["Continue where you left off."]);
+    assert.deepEqual(texts, [
+      "Continue where you left off. Your last turn was cut short, so a command or other action it started may have finished or may still be running. Before you repeat one that changes state, confirm it did not take effect and is not still running; if you cannot tell, say so instead of repeating it.",
+    ]);
   }),
 );
 
@@ -945,7 +947,9 @@ it.effect("continues a resumed queued run that ran after an earlier continuation
       ...cut,
       runs: [...cut.runs, finishedContinuation],
     } as unknown as OrchestrationV2ThreadProjection);
-    assert.deepEqual(texts, ["Continue where you left off."]);
+    assert.deepEqual(texts, [
+      "Continue where you left off. Your last turn was cut short, so a command or other action it started may have finished or may still be running. Before you repeat one that changes state, confirm it did not take effect and is not still running; if you cannot tell, say so instead of repeating it.",
+    ]);
   }),
 );
 

apps/server/src/orchestration-v2/RestartContinuation.ts

@@ -30,7 +30,8 @@ import {
   restartContinuationNote,
 } from "./RestartBackgroundNote.ts";
 
-const CONTINUE_PROMPT = "Continue where you left off.";
+const CONTINUE_PROMPT =
+  "Continue where you left off. Your last turn was cut short, so a command or other action it started may have finished or may still be running. Before you repeat one that changes state, confirm it did not take effect and is not still running; if you cannot tell, say so instead of repeating it.";
 
 const MAX_CONTINUATION_CHAIN = 3;
 const CONTINUATION_LOOP_WINDOW_MS = 5 * 60 * 1_000;