Keep catalog method section editors after a Customize title override so Core Principle and related copy are not replaced by an empty custom-policy body.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/unit/customRuleFacets.test.ts

@@ -4,6 +4,7 @@ import {
   createFlowStepForCustomRuleFacetGroup,
   CUSTOM_RULE_FACETS,
   CUSTOM_RULE_FACET_BY_GROUP,
+  isCatalogMethodCardId,
   METHOD_FACET_API_SECTION_IDS,
   PUBLISHED_CUSTOM_RULE_SELECTION_KEYS,
   readMethodPresetsForFacetGroup,
@@ -75,4 +76,12 @@ describe("customRuleFacets (CR-92)", () => {
     expect(m.length).toBeGreaterThan(0);
     expect(typeof m[0]!.id).toBe("string");
   });
+
+  it("isCatalogMethodCardId is true for shipped slugs and false for UUIDs", () => {
+    expect(isCatalogMethodCardId("video-meetings")).toBe(true);
+    expect(isCatalogMethodCardId("signal")).toBe(true);
+    expect(
+      isCatalogMethodCardId("550e8400-e29b-41d4-a716-446655440000"),
+    ).toBe(false);
+  });
 });