- plugins/model-providers/meta-ai/__init__.py: drop out-of-tree install
instructions from the module docstring (now bundled)
- tests/providers/test_meta_ai_profile.py: port the plugin's test suite
into the repo (registry discovery instead of file-location import)
- website/docs/integrations/providers.md: meta-ai in the first-class
API-key provider list, META_BASE_URL override, contributor-tier
data-training note