add happy hour 020: slides & recording

Author: Richard Top

docs/training-events/2025/happy-hours-sessions.md

@@ -2,6 +2,12 @@
 
 _provided by [EuroHPC CoE MultiXscale](https://www.multixscale.eu)_
 
+---
+
+### 💡 **For the 2026 schedule,** refer to [EESSI Happy Hours session 2026](../2026/happy-hours-sessions.md)
+
+---
+
 **What if you no longer have to install a broad range of scientific software from scratch on every laptop, HPC cluster, or cloud instance you use or maintain, without compromising on performance?**
 
 The European Environment for Scientific Software Installations [EESSI](https://eessi.io) comes to the rescue!
@@ -29,12 +35,6 @@ All sessions will be recorded. Recordings, slides, and materials used will be ma
 
 If you haven't joined the EESSI Slack yet, [click here to join]({{ config.extra.slack_invite_url }})
 
----
-
-### 💡 **No further sessions in 2025**: For 2026 see [EESSI Happy Hours in 2026](../2026/happy-hours-sessions.md)
-
----
-
 ### Previous EESSI Happy Hour sessions
 
 [**YouTube playlist with recordings**](https://www.youtube.com/playlist?list=PL6_PkP_6pUtbzPBB1wZTdsrJgj6EbO-AS)

docs/training-events/2026/EESSI-happyhour-2026-001-EESSI-Roadmap-2026.pdf

@@ -0,0 +1,16 @@
+# EESSI Happy Hour - Previous Sessions (2026)
+
+Find slides, and video recordings of earlier sessions below.
+
+---
+
+# Topic series: EESSI Roadmap 2026
+
+### Monday 12 January 2025
+
+**Outline:** EESSI Roadmap 2026
+([Slides (PDF)](EESSI-happyhour-2026-001-EESSI-Roadmap-2026.pdf), [Recording (YouTube)](https://youtu.be/M0g7VU5hPvg))
+
+<iframe width="560" height="315" src="https://www.youtube.com/embed/M0g7VU5hPvg?si=n38AfknOTNzc5LB3" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
+
+---

docs/training-events/2026/happy-hours-previous-sessions.md

@@ -31,20 +31,30 @@ If you haven't joined the EESSI Slack yet, [click here to join]({{ config.extra.
 
 ---
 
-### 💡 **First session in 2026**: EESSI Roadmap 2026
-### Topic Series: EESSI Roadmap 2026
+### 💡 **Next session**: Meet EESSI: Build Once. Run Everywhere.
+### Topic Series: EESSI Fundamentals Refresher
 🗓️ Schedule
-#### Monday 12 January 2026, 14:00-15:00 CE(S)T
+#### Monday 19 January 2026, 14:00-15:00 CE(S)T
 
 ---
 
-### Upcoming topic series: TBA shortly
+### Upcoming topic series: EESSI Fundamentals Refresher
 ###### Outline
 
-- 19 January 2026 - TBA shortly
+- 19 January 2026 - Meet EESSI: Build Once. Run Everywhere.
+- 27 January 2026 - EESSI in Motion
 
 ---
 
 ### Previous EESSI Happy Hour sessions
 
-* See [EESSI Happy Hour sessions in 2025](../2025/happy-hours-sessions.md#previous-eessi-happy-hour-sessions)
+[**YouTube playlist with recordings**](https://www.youtube.com/playlist?list=PL6_PkP_6pUtbzPBB1wZTdsrJgj6EbO-AS)
+
+See the full Recordings, slides, and materials here: [Previous Sessions & Videos](./happy-hours-previous-sessions.md)
+
+*Topic series: EESSI Roadmap 2026*
+
+- 12 January 2026 - [EESSI Roadmap 2026](https://youtu.be/M0g7VU5hPvg)
+
+---
+### 🧐 [EESSI Happy Hour sessions in 2025](../2025/happy-hours-sessions.md#previous-eessi-happy-hour-sessions)