Update foundational supporters (#744)

* update foundational supporters

* Add current year to global site variables

- Move year variable from SponsoredEvents template_vars to global site_vars
- Makes current year available to all templates
- Enables year-based logic in foundational supporters display

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

* Update foundational supporters display with collapsible sections

- Replace article elements with details/summary for better UX
- Add sorting to supporter lists for consistent ordering
- Set current year as default open section
- Improve navigation between different years

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

---------

Co-authored-by: Claude <[email protected]>

Author: kjaymiller

_data/foundational_supporters.json

@@ -1,5 +1,27 @@
 {
-  "2025": ["Aman Singh", "Angela Andrews", "Carol Willing", "Hugh Dyar", "Jeremy Carbaugh", "Jonathan Banafato", "Mike Fiedler", "Ned Batchelder", "Peter Pinch", "Savannah Ostrowski", "Tim Schilling", "Vance Arocho"],
+  "2025": [
+    "Aman Singh",
+    "Ned Batchelder",
+    "Tim Schilling",
+    "Jannis Leidel",
+    "Angela Andrews",
+    "Vance Arocho",
+    "jonathan banafato",
+    "Jeremy Carbaugh",
+    "Mike Fiedler",
+    "Savannah Bailey",
+    "Peter Pinch",
+    "Carol Willing",
+    "Tim Schilling",
+    "Hugh Dyar",
+    "Melanie Arbor",
+    "Joseph Bannerman",
+    "Philip James",
+    "Erik Johnson",
+    "Deb Nicholson",
+    "Andrew Sutherland",
+    "David Scharbach"
+  ],
   "2024": [
     "Albert Sweigart",
     "Angela Andrews",

_layouts/_includes/foundational_supporters.html

@@ -2,11 +2,12 @@
   <h2>Foundational Supporters</h2>
   <p>Black Python Devs operates primarily on support from individuals. It is those supporters that serve as the foundation for what we do.</p>
   <p>We would like to recognize our supporters who donate at least $200 each year.</p>
-  {% for year in data %}
-  <article>
-    <h3>{{year}} Supporters</h3>
+
+  {% for data_year in data %}
+  <details name="{{data_year}}" {% if data_year="" ="year" %}open{% endif %}>
+    <summary>{{data_year}}</summary>
     <div class="grid">
-      {% for data_lists in data[year] | slice(3) %}
+      {% for data_lists in data[data_year] | sort | slice(3) %}
       <section class="">
         <div>
           <ul>
@@ -18,7 +19,7 @@ <h3>{{year}} Supporters</h3>
       </section>
       {% endfor %}
     </div>
-  </article>
+  </details>
   {% endfor %}
   <p>You can view the archive of supporters<sup>*</sup> by year at https://github.com/blackpythondevs/blackpythondevs.</p>
   <p>* <sub>Those who marked their desire to remain anonymous have not been included</sub></p>

app.py

@@ -31,6 +31,7 @@
 app.site_vars["locales"] = ["en"]
 app.site_vars["navigation"] = navigation
 app.site_vars["DATETIME_FORMAT"] = "%d %b %Y"
+app.site_vars["year"] = str(datetime.date.today().year)
 
 
 @app.page
@@ -58,7 +59,7 @@ class SponsoredEvents(Page):
     template = "sponsored-events.html"
     slug = "sponsored-events"
     data = json.loads(pathlib.Path("_data/sponsored_events.json").read_text())
-    template_vars = {"year": str(datetime.date.today().year)}
+    template_vars = {}
 
 
 @app.collection