Deploy main eacf1e7 to prod

Replaces #559, which conflicted.

Model: opus-5-5

internal/middleware/export_test.go

@@ -10,8 +10,7 @@ import (
 
 // MetricsMiddlewareForTest builds the metrics recording middleware
 // against a caller-supplied recorder, so a test can gather from its
-// own Prometheus registry rather than the process-wide default one
-// that Middleware.Metrics uses.
+// own Prometheus registry without building a whole Middleware.
 func MetricsMiddlewareForTest(
 	rec httpmetrics.Recorder,
 ) func(http.Handler) http.Handler {
@@ -133,6 +132,12 @@ func (g *LoginGuard) TrackedKeysForTest() (int, int) {
 // passwordChangeRateLimit constant.
 const PasswordChangeRateLimitConst = passwordChangeRateLimit
 
+// ReplayRateLimitConst exposes the replayRateLimit constant.
+const ReplayRateLimitConst = replayRateLimit
+
+// ResubmitRateLimitConst exposes the resubmitRateLimit constant.
+const ResubmitRateLimitConst = resubmitRateLimit
+
 // ReceiverAggregateMultiplierConst exposes the
 // receiverAggregateMultiplier constant.
 const ReceiverAggregateMultiplierConst = receiverAggregateMultiplier