Release 2.5.0 — frontend modernization: drop jQuery + Bootstrap JS

Bumps ML_WEBSITE_VERSION 2.4.0 -> 2.5.0. Marks the completion of Track A
(#1288): the frontend is now jQuery-free and Bootstrap-JS-free. Navbar (#1290),
citation popover (#1292), and carousels (#1293) rewritten in vanilla JS; dead
scrollspy (#1291), jQuery UI, jQuery Easing, and back-to-top removed
(#1289/#1290); jQuery 1.9.1 + Bootstrap 3.3.6 JS script tags dropped (#1295).
Bootstrap CSS unchanged.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: jonfroehlich

makeabilitylab/settings.py

@@ -72,8 +72,8 @@
     ALLOWED_HOSTS = ['*']
 
 # Makeability Lab Global Variables, including Makeability Lab version
-ML_WEBSITE_VERSION = "2.4.0" # Keep this updated with each release and also change the short description below
-ML_WEBSITE_VERSION_DESCRIPTION = "Testing & maintainability milestone: adds CI on push/PR (#1279), a DB-backed test package + test-settings shim (#1267), and a read-only Data Health admin dashboard with 7 checks (#1276). Also: view_project_people refactor fixing director hardcoding + N+1 queries (#1284), mobile navbar/logo fixes (#1281/#1282/#1286), and Talk/Poster external slides URL support (#1273)."
+ML_WEBSITE_VERSION = "2.5.0" # Keep this updated with each release and also change the short description below
+ML_WEBSITE_VERSION_DESCRIPTION = "Frontend modernization (Track A, #1288): removed jQuery 1.9.1 and Bootstrap 3.3.6 JavaScript entirely. The navbar collapse (#1290), citation popover (#1292), and hero/project carousels (#1293) were rewritten in vanilla JS; dead Bootstrap scrollspy (#1291), jQuery UI, jQuery Easing, and a dead back-to-top widget were removed (#1289/#1290). Drops ~70KB of CDN JS from every page and eliminates the security-vulnerable jQuery 1.9.1. Bootstrap's CSS is unchanged. Also adds prefers-reduced-motion handling to the carousel."
 DATE_MAKEABILITYLAB_FORMED = datetime.date(2012, 1, 1)  # Date Makeability Lab was formed
 MAX_BANNERS = 7 # Maximum number of banners on a page