Keep two values of each issue in the tracker's bucket, since the log holds them all (issue 1221)

modules/mesh-issues/cmd/mesh-issues/bus_test.go

@@ -587,7 +587,8 @@ func TestFortyReservationsAtOnceFromTwoInstancesGetFortyDistinctConsecutiveNumbe
 }
 
 // The carry over the bus (novox/hq ADR 0300 §6, ADR 0307): values the bucket kept before the switch are read
-// through the runtime's history, oldest first, and carried before the write that touches the issue.
+// through the runtime's history, oldest first, and carried before the write that touches the issue. The bucket
+// keeps the two values the manifest declares (novox/hq issue 1221), so of three written the last two are carried.
 func TestAWriteOverTheBusCarriesEveryValueTheBucketKeptFirst(t *testing.T) {
 	b := newBus(t)
 	var events []event
@@ -617,7 +618,7 @@ func TestAWriteOverTheBusCarriesEveryValueTheBucketKeptFirst(t *testing.T) {
 			titles = append(titles, op.Issue.Title)
 		}
 	}
-	if fmt.Sprint(ops) != "[carried carried carried noted]" || fmt.Sprint(titles) != "[first second third]" {
+	if fmt.Sprint(ops) != "[carried carried noted]" || fmt.Sprint(titles) != "[second third]" {
 		t.Fatalf("the log holds %v of %v", ops, titles)
 	}
 }

modules/mesh-issues/module.json

@@ -75,7 +75,7 @@
   "state": [
     {
       "name": "issues",
-      "history": 8
+      "history": 2
     },
     "counters",
     "grooming",