Say a restart count is automatic restarts since the last start or creation

NRestarts and RestartCount reset on a start by hand or a recreation, so
"whole life" was as wrong as "since" (novox/hq issue 458).

cmd/mesh-controller/module_health.go

@@ -497,7 +497,7 @@ func moduleUnhealthyObservation(module, node string, rs []inventory.ResourceHeal
 			continue
 		}
 		words = append(words, fmt.Sprintf("its %s %s %s", r.Kind, r.Resource, reasonWords(r)))
-		// The restart count is the unit's or container's whole life, never the time since (novox/hq issue 458).
+		// The restart count runs from the last start or creation, not from the state's since (novox/hq issue 458).
 		said = append(said, fmt.Sprintf("%s (%s %s): %s, since %s, %d look(s) in a row, %s",
 			r.Resource, r.Kind, r.Target, orNotSaid(r.Reason), r.Since.UTC().Format("2006-01-02 15:04:05 MST"),
 			r.Streak, restartsWords(r.Restarts)))
@@ -514,11 +514,12 @@ func moduleUnhealthyObservation(module, node string, rs []inventory.ResourceHeal
 		Resolved: fmt.Sprintf("%s works again on %s", module, node)}
 }
 
-// restartsWords is a restart count as what it is: the engine reads it from systemd's NRestarts or the
-// runtime's restart count, which run over the unit's or container's whole life, so it is never said beside a
-// "since" as if it counted from there (novox/hq issue 458).
+// restartsWords is a restart count as what it is (novox/hq issue 458): the engine reads systemd's NRestarts,
+// which counts only restarts its Restart= setting caused and resets when the unit is started by hand, or the
+// runtime's RestartCount, which counts only restart-policy restarts and is lost when the container is
+// recreated. So it counts automatic restarts since the last start or creation, never since a state's "since".
 func restartsWords(n int) string {
-	return fmt.Sprintf("%d restart(s) over its whole life", n)
+	return fmt.Sprintf("%d automatic restart(s) since it was last started or created", n)
 }
 
 // reasonWords is why a resource is unhealthy, as a person reads it.
@@ -733,7 +734,7 @@ func healthLines(h inventory.NodeHealth, had bool, now time.Time) []string {
 			line += " — " + r.Reason
 		}
 		if r.Restarts > 0 {
-			line += ", " + restartsWords(r.Restarts) + ", not since then"
+			line += ", " + restartsWords(r.Restarts)
 		}
 		if r.State == link.StateUnhealthy && h.Streaks[r.Module] < moduleUnhealthyAfter {
 			line += " (unconfirmed: said once)"

cmd/mesh-controller/restarts_words_test.go

@@ -9,9 +9,9 @@ import (
 	"github.com/novox/mesh-controller/internal/link"
 )
 
-// A restart count runs over the unit's whole life, so it is never said beside "since" as if it counted from
-// there (novox/hq issue 458): 3890 restarts beside "since 00:58" sent a reader after a crash loop that was not.
-func TestARestartCountSaysItIsTheWholeLife(t *testing.T) {
+// A restart count runs from the unit's last start or creation, so it is never said beside "since" as if it
+// counted from there (novox/hq issue 458): 3890 restarts beside "since 00:58" sent a reader after a crash loop that was not.
+func TestARestartCountSaysItCountsFromTheLastStart(t *testing.T) {
 	since := time.Date(2026, 10, 11, 0, 58, 0, 0, time.UTC)
 	r := inventory.ResourceHealth{Module: "messenger", Resource: "messenger.own-runtime", Kind: "process",
 		Target: "messenger-runtime.service", State: link.StateUnhealthy, Reason: "restarting", Since: since,
@@ -21,7 +21,7 @@ func TestARestartCountSaysItIsTheWholeLife(t *testing.T) {
 	lines := strings.Join(healthLines(h, true, since.Add(time.Minute)), "\n")
 	o := moduleUnhealthyObservation("messenger", "anchor", []inventory.ResourceHealth{r})
 	for name, said := range map[string]string{"node show": lines, "evidence": o.Said, "summary": o.Summary} {
-		if !strings.Contains(said, "3890 restart(s) over its whole life") || strings.Contains(said, "counted") {
+		if !strings.Contains(said, "3890 automatic restart(s) since it was last started or created") || strings.Contains(said, "counted") {
 			t.Errorf("%s says the restart count as if it were since then:\n%s", name, said)
 		}
 	}