Fix run log ingest and terminal console layout

platform/service/log_ingest.go

@@ -31,7 +31,7 @@ func (svc *CoreService) IngestLogBatch(batch domain.LogBatchIngest) (domain.LogB
 		if err != nil {
 			return domain.LogBatchIngestResult{}, err
 		}
-		if exists && record.LastSeq == batch.LastSeq && record.Checksum == batch.Checksum {
+		if exists && record.LastSeq == batch.LastSeq && logBatchRecordMatches(record, batch) {
 			if err := svc.projectGamePlayerEvents(projectionBatch); err != nil {
 				return domain.LogBatchIngestResult{}, err
 			}
@@ -50,7 +50,7 @@ func (svc *CoreService) IngestLogBatch(batch domain.LogBatchIngest) (domain.LogB
 		}
 		return domain.LogBatchIngestResult{}, validationError("log batch conflicts with acknowledged range")
 	}
-	if batch.FirstSeq != stream.LatestSeq+1 {
+	if stream.LatestSeq > 0 && batch.FirstSeq != stream.LatestSeq+1 {
 		return domain.LogBatchIngestResult{}, validationError("log batch firstSeq must follow latest acknowledged sequence")
 	}
 
@@ -86,6 +86,16 @@ func (svc *CoreService) IngestLogBatch(batch domain.LogBatchIngest) (domain.LogB
 	}, nil
 }
 
+func logBatchRecordMatches(record domain.LogBatchRecord, batch domain.LogBatchIngest) bool {
+	if record.Checksum == batch.Checksum {
+		return true
+	}
+	if len(record.Entries) == 1 && len(batch.Entries) == 1 {
+		return batch.Checksum == validator.LogLineChecksum(record.Entries[0].Line)
+	}
+	return false
+}
+
 // sanitizeGamePlayerNetworkFields removes raw network material before the durable log body is written.
 func sanitizeGamePlayerNetworkFields(batch *domain.LogBatchIngest) {
 	for index := range batch.Entries {