Say an unanswered merge check's time in the operator's zone, from the checks given as data (novox/hq issue 443)

cmd/mesh-controller/delivery_conditions.go

@@ -40,12 +40,27 @@ type stalledLine struct {
 	// Waiting are the merge checks a line of the state `unanswered` waits on, as mesh-delivery says each:
 	// "mesh/merge-gate pending since <UTC time>", "mesh/repo-check never set" (novox/hq issue 438).
 	Waiting []string `json:"waiting,omitempty"`
-	For     string   `json:"for"`
-	Bound   string   `json:"bound"`
-	H2      string   `json:"h2"`
-	Says    string   `json:"says"`
+	// Checks are the same merge checks as data, which the controller words in the operator's own time (novox/hq
+	// issue 443): a time inside a finished sentence cannot be said again in another zone. A mesh-delivery from before
+	// says none, and Waiting is said as it reads.
+	Checks []waitingCheck `json:"checks,omitempty"`
+	For    string         `json:"for"`
+	Bound  string         `json:"bound"`
+	H2     string         `json:"h2"`
+	Says   string         `json:"says"`
 }
 
+// waitingCheck is one merge check a stalled line waits on, as mesh-delivery gives it: its context, its state —
+// "pending", or "never-set" — and, for a pending one, since when in RFC 3339, empty when the forge did not say.
+type waitingCheck struct {
+	Context string `json:"context"`
+	State   string `json:"state"`
+	Since   string `json:"since,omitempty"`
+}
+
+// wordsNow is the time the words are said at, which says whether a time needs its day; a seam a test replaces.
+var wordsNow = time.Now
+
 // operatorsOnly is whether the table leaves H2 nothing to do for the line: the state is the operator's.
 func (l stalledLine) operatorsOnly() bool { return l.H2 == "" || strings.HasPrefix(l.H2, "none") }