CodeStyle
Outdated bootstrap markup
Validation
Bootstrap5 needs explicit spacing between form rows
Upgrade Bootstrap from 4 to 5. Fixes: #3673. Fixes: #3400.
HTML validation
Apply PSR12 code style to templates
PSR-7 requests
Fix: #2363 - inconsistent parameter names for select and radio inputs
Replace Bootstrap4 class with views
Use views for given-names lists and tables
Use .phtml extension for template files
Code style
Move module views to the views/modules folder