- Added ActiveSupport::HashWithIndifferentAccess assoc support for strings/symbols and enhanced Range methods (===, cover?) with broader argument handling.
- Fixed numerous bugs across Active Model date casting, numericality validation, Active Record count, prepared statement caching, SQLite quoting, collection delete behavior, and UI click handling.
- Introduced inline ActiveJob adapter for seed data and allowed nil params in ActionController::TestCase.
5.2.3
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