Adds sign-up form for Testing session

Author: philiptharrison

course.md

@@ -15,10 +15,10 @@ programme that will teach you a whole range of skills.
 - **[Better Software for Better Research: Introduction to the Research Coding Course](#better-software-for-better-research-introduction-to-the-research-coding-course)**, Wednesday 22nd October 2025, 2pm to 3pm, online - [slides][intro_slides], [video][intro_video] Passcode: 2u##$=Dv
 - **[Version control: Introduction to Git and GitHub](#version-control-introduction-to-git-and-github)**, Wednesday
     5th November 2025, 2pm to 5pm - [slides][git_slides]
-    - Repeated <span style="color: #ff0000">Wednesday 21st</span> January 2026, 2pm to 5pm - [sign up form][session4form] (UoY accounts only)
+    - Repeated <span style="color: #ff0000">Wednesday 21st</span> January 2026, 2pm to 5pm
 - **[Software lifecycle planning](#software-lifecycle-planning)**, Wednesday 19th November 2025, 2pm to 3pm, online - [slides][lifecycle_slides], [video][lifecycle_video] Passcode: aPD37!B. (includes full stop)
 - **[Software design](#software-design)**, <span style="color: #ff0000">Date TBC</span>
-- **[Testing and Continuous Integration](#testing-and-continuous-integration)**, <span style="color: #ff0000">Wednesday 18th</span> February 2026
+- **[Testing and Continuous Integration](#testing-and-continuous-integration)**, <span style="color: #ff0000">Wednesday 18th</span> February 2026 - [sign up form][session5form] (UoY accounts only)
 - **[Documentation](#documentation)**, <span style="color: #ff0000">Wednesday 4th</span> March 2026
 - **[Reproducible computational environments](#reproducible-computational-environments)**, <span style="color: #ff0000">Wednesday 18th</span> March 2026
 - **[Packaging](#packaging)**, <span style="color: #ff0000">Wednesday 1st</span> April 2026
@@ -44,7 +44,7 @@ apply them to software and present a global review of the training programme.
 ### Version Control: Introduction to Git and GitHub
 
 **Wednesday 5th November 2025, 2pm to 5pm, in-person**<br>
-**Repeated <span style="color: #ff0000">Wednesday 21st</span> January 2026, 2pm to 5pm, in-person. [sign up form][session4form] (UoY accounts only)**
+**Repeated <span style="color: #ff0000">Wednesday 21st</span> January 2026, 2pm to 5pm, in-person.**
 
 If you’ve never heard of or used version control and Git before this is the
 course for you. We start by introducing version control and exploring how it can
@@ -79,7 +79,7 @@ quality code is actually quite straightforward when you understand how to do it
 and what tools are available to make your life easier.
 
 ### Testing and Continuous Integration
-<span style="color: #ff0000">Wednesday 18th</span> February 2026, in person.
+**<span style="color: #ff0000">Wednesday 18th</span> February 2026, in person. [Sign up form][session5form] (UoY accounts only)**
 
 This course aims to equip researchers with the skills to write effective tests
 and ensure the quality and reliability of their research software. No prior
@@ -172,6 +172,7 @@ We'd love to hear your (anonymous) feedback: please fill in our [feedback form][
 [session3form]: https://forms.gle/HPSACtgKzRU2XM6r8
 [feedbackform]: https://forms.gle/t4oJMCPi8wuzJtik7
 [session4form]: https://forms.gle/fC2XVFSxfcb2KsyQ9
+[session5form]: https://forms.gle/8tbkbNXyhwasnhGg7
 
 [intro_slides]: https://docs.google.com/presentation/d/1P5dHCa6yvODlx7i6l89083gR-PpTCYsTQI1QgcqGS2k
 [intro_video]: https://york-ac-uk.zoom.us/rec/share/RNQpldj13NL53AoEl0F0Y2OyVHImt0m_hmLHVZVSXOqq4XwNUd9mc8eWLWkbLHnz.HQpZ8VwJWr11mr17