Links page update (#967)

* Replaced constitution with the 2026 AGM one

* Updated the links page for Xmas Meal, Ball 2026, and TeX Plushies

* Added christmas redirect; added christmas banner

---------

Co-authored-by: Joseph Adams <jxa111@student.bham.ac.uk>
Co-authored-by: automatic-pr-updater[bot] <217796550+automatic-pr-updater[bot]@users.noreply.github.com>

Author: 3 people

_data/links.yml

@@ -1,22 +1,22 @@
 - type: divider
   text: Christmas Meal
 
-- text: Grab a ticket to the Christmas Meal!
+- text: Grab a ticket to the 2026 Christmas Meal!
   url: /xmas
   image: /assets/tex/tex_christmas.svg
 
 - type: divider
   text: TeX Plushies
 
-- text: Get a TeX plushie!
+- text: Get the TeX plushie crochet pattern!
   url: /merch/plushies
   image: /assets/images/tex-plushie/20250426_0042_lowres_square.jpg
 
 - type: divider
   text: Ball
 
-- text: CSS Ball 2025 Photos
-  url: /ball/2025/photos
+- text: CSS Ball 2026 Photos
+  url: /ball/2026/photos
   image: /assets/tex/tex_ball.svg
 
 - type: divider

_layouts/page.html

@@ -39,6 +39,7 @@
   {% include header.html %}
 
   <main>
+    {% include xmas_banner.html %}
     {{ content }}
   </main>
 

_redirects

@@ -46,6 +46,12 @@
 /ball/2022/photos https://photos.app.goo.gl/bSyPR6fyHGtGDW6h9
 /ball/2020/photos https://www.facebook.com/media/set/?set=oa.2609144112656487
 
+# Christmas Meal
+/christmas https://www.guildofstudents.com/events/6531/14664/
+/christmas-meal /christmas
+/xmas /christmas
+/xmas-meal /christmas
+
 # Calendar
 /calender /calendar
 /cal /calendar