chs: re-add drifted files

dot_agents/skills/teach/RESOURCES-FORMAT.md

@@ -9,9 +9,9 @@
 
 ## Knowledge
 
-- [Book: _The Science and Practice of Strength Training_ — Zatsiorsky & Kraemer](https://example.com)
+- [Book: _The Science and Practice of Strength Training_ by Zatsiorsky & Kraemer](https://example.com)
   Foundational text on programming and adaptation. Use for: anything to do with periodisation, recovery, intensity zones.
-- [Article: "How Much Should I Train?" — Greg Nuckols (Stronger By Science)](https://example.com)
+- [Article: "How Much Should I Train?" by Greg Nuckols (Stronger By Science)](https://example.com)
   Evidence-based review of volume landmarks. Use for: weekly set targets per muscle group.
 
 ## Wisdom (Communities)