feat(FN-3056): merge fusion/fn-3056

This merge ships several feature and infrastructure improvements across the codebase. Task title validation is strengthened in triage with stricter rejection of malformed titles and preference for prompt-declared titles (FN-3056), while task creation now preserves priority settings (FN-3210). The Mi

Fusion-Task-Id: FN-3056

packages/core/src/__tests__/ai-summarize.test.ts

@@ -270,15 +270,13 @@ describe("ai-summarize", () => {
       expect(sanitizeTitle("\n\n  hello world  \nignored")).toBe("hello world");
     });
 
-    it("strips chatty markdown reply (FN-3057 incident shape)", () => {
-      const raw =
-        "Created **FN-3058** with the full spec. Let me know if you want changes.";
-      // First line is the whole thing — sanitizer should strip the markdown bold
-      // and trailing period; truncation happens at MAX_TITLE_LENGTH (60).
-      const out = sanitizeTitle(raw)!;
-      expect(out).not.toContain("**");
-      expect(out.length).toBeLessThanOrEqual(60);
-      expect(out.startsWith("Created FN-3058")).toBe(true);
+    it("rejects task-creation confirmation prose (FN-3056 regression)", () => {
+      expect(
+        sanitizeTitle("Created task **FN-3058** in the triage column. Here's a summary."),
+      ).toBeNull();
+      expect(
+        sanitizeTitle("Created **FN-3058** with the full spec"),
+      ).toBeNull();
     });
 
     it("strips quotes, backticks, leading bullets", () => {

packages/core/src/__tests__/store.test.ts

@@ -9075,6 +9075,24 @@ Task with acceptance criteria
       expect(updatedTask.title).toBe("AI Title");
     });
 
+    it("should ignore malformed confirmation-prose generated titles", async () => {
+      const mockOnSummarize = vi
+        .fn()
+        .mockResolvedValue("Created task **FN-9999** in the triage column. Here's a summary.");
+
+      const task = await store.createTask(
+        { description: "a".repeat(201) },
+        { onSummarize: mockOnSummarize, settings: { autoSummarizeTitles: true } }
+      );
+
+      expect(task.title).toBeUndefined();
+
+      await new Promise((resolve) => setTimeout(resolve, 10));
+
+      const updatedTask = await store.getTask(task.id);
+      expect(updatedTask.title).toBeUndefined();
+    });
+
     it("should handle onSummarize returning null", async () => {
       const mockOnSummarize = vi.fn().mockResolvedValue(null);