Hold a decision record to the words rules only from 2026-10-11 (review of #206)

hq's words check never read a decision record, so a correction to any decision
of October 7 to 10 was refused for words it was allowed to write. The links an
accepted record holds are kept by its correction without being judged again.

modules/mesh-knowledge/cmd/mesh-knowledge/rules.go

@@ -121,7 +121,7 @@ func allText(r *Record) string {
 func JudgeRecord(r *Record, held *Entry, lookup Lookup, ref *Reference) []Refusal {
 	var out []Refusal
 	refuse := func(rule, format string, a ...any) {
-		if Holds(rule, r.Date) {
+		if Holds(rule, r.Kind, r.Date) {
 			out = append(out, Refusal{Rule: rule, Says: fmt.Sprintf(format, a...)})
 		}
 	}
@@ -215,16 +215,20 @@ func JudgeRecord(r *Record, held *Entry, lookup Lookup, ref *Reference) []Refusa
 				continue
 			}
 		}
-		switch l.Kind {
-		case LinkBecame:
+		kept := held != nil && held.Current.Accepted() && hasLink(held.Current, l)
+		switch {
+		case kept:
+			// An insight keeps what the accepted record linked, as hq wrote it: a change hq named by record waits
+			// for its clause to be judged.
+		case l.Kind == LinkBecame:
 			if r.Kind != KindResearch || !(l.To.Kind == KindDecision || l.To.Kind == TargetDesign) || l.To.Clause > 0 {
 				refuse("link-fits", "became goes from a research effort to a decision record or a design: not %s", l)
 			}
-		case LinkChanges:
+		case l.Kind == LinkChanges:
 			if !decision || l.To.Kind != KindDecision || l.To.Clause == 0 {
 				refuse("link-fits", "changes goes from a decision (or a clause of it) to a clause of another decision, named as 0276 §4: not %s", l)
 			}
-		case LinkSupersedes, LinkExtends:
+		case l.Kind == LinkSupersedes || l.Kind == LinkExtends:
 			if r.Kind != l.To.Kind || !isRecord || l.To.Clause > 0 {
 				refuse("link-fits", "%s goes from a record to a record of its kind: not %s", l.Kind, l)
 			}
@@ -555,8 +559,19 @@ var RuleFrom = map[string]string{
 	"live-citation":    "2026-10-11",
 }
 
-// Holds says whether a rule holds a record of this date. A record with no day is held to every rule.
-func Holds(rule, date string) bool {
+// DecisionFrom overrides RuleFrom for a decision record: hq's words check never read 02-DECISIONS ("a decision
+// record keeps the words it was written with"), so its retired words and daemons' lines hold a decision only from
+// the day the knowledge base takes the write.
+var DecisionFrom = map[string]string{
+	"retired-word": "2026-10-11",
+	"daemon-line":  "2026-10-11",
+}
+
+// Holds says whether a rule holds a record of this kind and date. A record with no day is held to every rule.
+func Holds(rule, kind, date string) bool {
 	from, dated := RuleFrom[rule]
+	if d, ok := DecisionFrom[rule]; ok && kind == KindDecision {
+		from = d
+	}
 	return !dated || !isDay.MatchString(date) || date >= from
 }