docs: add Zephyr as a new member

COMMUNITY_LADDER.md

@@ -136,7 +136,7 @@ A **Member** is a consistent contributor who is actively involved in the project
     * You can nominate yourself for higher roles as described in our project governance.
 
 * **How to Become a Member**:
-    1. Submit a PR to the [members.yaml](ladder/members.yaml) file.
+    1. Submit a PR to the [members.md](MEMBERS.md) file.
     2. Get a "LGTM" (Looks Good To Me) from at least two existing Members, and a final merge from a Maintainer.
 
 ### Approver
@@ -201,4 +201,3 @@ A **Maintainer** is a highly trusted member of the project with the authority to
     2. Be approved by a supermajority vote (e.g., 2/3 of active Maintainers), as defined in our project governance.
 
 Maintainers who contribute to the core code are automatically part of the project's Code Team, if one is defined.
-

MEMBERS.md

@@ -0,0 +1,11 @@
+# Members
+
+This document lists the new members of the Dragonfly community since July 2025. The list is sorted alphabetically by name. For details on the member role and responsibilities, see [COMMUNITY_MEMBERSHIP.md](./COMMUNITY_MEMBERSHIP.md#member) and [COMMUNITY_LADDER.md](./COMMUNITY_LADDER.md#member). For governance processes, see [GOVERNANCE.md](./GOVERNANCE.md).
+
+<!-- markdownlint-disable -->
+
+|                     GitHub ID                     |      Name       |            Email             |             Company             |
+| :-----------------------------------------------: | :-------------: | :--------------------------: | :-----------------------------: |
+|       [Zephyr](https://github.com/Zephyrcf)       |    Changfu Zhang     |    zinsist777@gmail.com     |              University of Science and Technology Beijing |              |
+
+<!-- markdownlint-restore -->