add happy hour 031: slides & recording

Author: Richard Top

docs/training-events/2026/EESSI-happyhour-2026-012-Local-Builds&Contributions.pdf

@@ -4,6 +4,17 @@ Find slides, and video recordings of earlier sessions below.
 
 ---
 
+# Topic series: Revisiting Ways to Add Software to EESSI
+
+### Monday 30 March 2026
+
+**Outline:** Local Builds and Contributions to EESSI<sub><sup>`(part1)`</sup></sub> 
+([Slides (PDF)](EESSI-happyhour-2026-012-Local-Builds&Contributions.pdf), [Recording (YouTube)](https://youtu.be/wUKuphSadis))
+
+<iframe width="560" height="315" src="https://www.youtube.com/embed/wUKuphSadis?si=qBJByPDdjyXTtPlg" 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>
+
+---
+
 # Topic series: What’s New in EESSI 2025.06 ?
 
 ### Monday 23 March 2026

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

@@ -31,17 +31,17 @@ If you haven't joined the EESSI Slack yet, [click here to join]({{ config.extra.
 
 ---
 
-### 💡 **Next session**: Local Builds and Contributions to EESSI<sub><sup>`(part1)`</sup></sub>
+### 💡 **Next session**: Local Builds and Contributions to EESSI<sub><sup>`(part2)`</sup></sub>
 ### Topic Series: Revisiting Ways to Add Software to EESSI
 🗓️ Schedule
-#### Monday 30 March 2026, 14:00-15:00 CE(S)T
+#### Monday 13 April 2026, 14:00-15:00 CE(S)T
 
 ---
 
-### Upcoming topic series: Revisiting Ways to Add Software to EESSI
+### Upcoming topic series: CI/CD Workflows with EESSI
 ###### Outline
 
-- 13 April 2026 - Local Builds and Contributions to EESSI<sub><sup>`(part2)`</sup></sub>
+- 20 April 2026 - CI/CD Workflows with EESSI
 
 ---
 
@@ -51,10 +51,16 @@ If you haven't joined the EESSI Slack yet, [click here to join]({{ config.extra.
 
 See the full Recordings, slides, and materials here: [Previous Sessions & Videos](2026/happy-hours-previous-sessions.md)
 
-*Topic series: EESSI Fundamentals Refresher*
+*Topic series: Revisiting Ways to Add Software to EESSI*
+
+- 30 March 2026 - [Local Builds and Contributions to EESSI<sub><sup>`(part1)`</sup></sub>](https://youtu.be/wUKuphSadis)
+
+*Topic series: What’s New in EESSI 2025.06 ?*
 
 - 23 March 2026 - [What’s New in EESSI 2025.06 ?](https://youtu.be/TftmYLkN5GI)
 
+*Topic series: EESSI Fundamentals Refresher*
+
 - 16 March 2026 - [From x86 to RISC-V: Expanding EESSI’s Reach](https://youtu.be/B0GgFpBpAnc)
 
 - 09 March 2026 - [Yet another way to run EESSI: Docker Extensions](https://youtu.be/jC_clb7bLhM)