feat: sync deployed v1.0.0-rc.38-custom.42

Sync production source including routing, billing, Astra detection and public uptime. Update custom build instructions and license packaging.

relaykit/dto/usage_merge.go

@@ -50,7 +50,7 @@ func MergeUsageNonZero(current *Usage, incoming *Usage) *Usage {
 			details.CacheWriteTokens > 0 ||
 			details.TextTokens > 0 ||
 			details.AudioTokens > 0 ||
-			details.ImageTokens > 0 {
+			details.ImageTokens > 0 || details.CachedTokensDetails != nil {
 			if current.InputTokensDetails == nil {
 				current.InputTokensDetails = &InputTokenDetails{}
 			}
@@ -286,6 +286,25 @@ func mergeGeminiTokenDetails(current []GeminiPromptTokensDetails, incoming []Gem
 }
 
 func mergeInputTokenDetails(current *InputTokenDetails, incoming InputTokenDetails) {
+	if incoming.CachedTokensDetails != nil {
+		// Unlike legacy scalar counters, these optional fields explicitly report
+		// zero. Merge only present modalities and detach the resulting snapshot.
+		merged := current.Clone()
+		if merged.CachedTokensDetails == nil {
+			merged.CachedTokensDetails = &CachedTokenDetails{}
+		}
+		details := incoming.Clone().CachedTokensDetails
+		if details.TextTokens != nil {
+			merged.CachedTokensDetails.TextTokens = details.TextTokens
+		}
+		if details.ImageTokens != nil {
+			merged.CachedTokensDetails.ImageTokens = details.ImageTokens
+		}
+		if details.AudioTokens != nil {
+			merged.CachedTokensDetails.AudioTokens = details.AudioTokens
+		}
+		current.CachedTokensDetails = merged.CachedTokensDetails
+	}
 	if incoming.CachedTokens > 0 {
 		current.CachedTokens = incoming.CachedTokens
 	}