Released: March 4, 2026

FixesTemplateSyntaxError: Unknown filter 'html_attrs'when using chirp-ui templates.

Fixed

  • chirp-ui filtersuse_chirp_ui(app) now auto-registers chirp-ui filters (html_attrs, bem, field_errors, validate_variant). create_environment adds env-level fallback when chirp-ui is installed, so filters are present even without explicit register_filters. See RFC 001 (component-filter-contract).

Installation

pip install bengal-chirp==0.1.5
# or
uv add bengal-chirp==0.1.5

With chirp-ui:

pip install bengal-chirp[ui]