Merge pull request '[agent/codex:gpt-5.4-mini] Read docs/RFC-STORE.md fully. Find features described in the...' (#145) from agent/read---spec-code-core-go-store-rfc-md-fu into dev

compact.go

@@ -215,6 +215,7 @@ func compactOutputPath(outputDirectory, format string) string {
 	if format == "zstd" {
 		extension = ".jsonl.zst"
 	}
-	filename := core.Concat("journal-", time.Now().UTC().Format("20060102-150405"), extension)
+	// Include nanoseconds so two compactions in the same second never collide.
+	filename := core.Concat("journal-", time.Now().UTC().Format("20060102-150405.000000000"), extension)
 	return joinPath(outputDirectory, filename)
 }