feat: release v0.3.3 — Hermes adapter, context offload, core refactor

src/offload/time-utils.ts

@@ -0,0 +1,32 @@
+/**
+ * Time utilities — all ISO 8601 timestamps use China Standard Time (UTC+08:00).
+ */
+
+/** China timezone offset in minutes (+8 hours) */
+const CST_OFFSET_MINUTES = 8 * 60;
+
+/**
+ * Get the current time as an ISO 8601 string in China Standard Time (UTC+08:00).
+ * Format: "2026-03-25T16:53:51.178+08:00"
+ */
+export function nowChinaISO(): string {
+  return toChinaISO(new Date());
+}
+
+/**
+ * Convert any Date object to an ISO 8601 string in China Standard Time.
+ * Format: "YYYY-MM-DDTHH:mm:ss.SSS+08:00"
+ */
+export function toChinaISO(date: Date): string {
+  const utcMs = date.getTime();
+  const cstMs = utcMs + CST_OFFSET_MINUTES * 60 * 1000;
+  const cst = new Date(cstMs);
+  const year = cst.getUTCFullYear();
+  const month = String(cst.getUTCMonth() + 1).padStart(2, "0");
+  const day = String(cst.getUTCDate()).padStart(2, "0");
+  const hours = String(cst.getUTCHours()).padStart(2, "0");
+  const minutes = String(cst.getUTCMinutes()).padStart(2, "0");
+  const seconds = String(cst.getUTCSeconds()).padStart(2, "0");
+  const ms = String(cst.getUTCMilliseconds()).padStart(3, "0");
+  return `${year}-${month}-${day}T${hours}:${minutes}:${seconds}.${ms}+08:00`;
+}