Mesop

What's Changed
* Update me.markdown to render on frontend + copy code by richard-to in https://github.com/google/mesop/pull/930
* Remove require_selection from autocomplete by richard-to in https://github.com/google/mesop/pull/947
* Set default value on autocomplete by richard-to in https://github.com/google/mesop/pull/949
* Add basic form examples. by richard-to in https://github.com/google/mesop/pull/962
* Switch to using localhost by wwwillchen in https://github.com/google/mesop/pull/968
* Support `MESOP_CONCURRENT_UPDATES_ENABLED` env var by wwwillchen in https://github.com/google/mesop/pull/868
* Add instructions for reporting a security issue by wwwillchen in https://github.com/google/mesop/pull/974
* Add security announcement to docs site by wwwillchen in https://github.com/google/mesop/pull/976
* Try to resolve state sessions race condition by richard-to in https://github.com/google/mesop/pull/977
* Upgrade playwright by wwwillchen in https://github.com/google/mesop/pull/985
* Support pydantic BaseModel classes in state by wwwillchen in https://github.com/google/mesop/pull/983
* Bump to v0.12.5 by wwwillchen in https://github.com/google/mesop/pull/986


**Full Changelog**: https://github.com/google/mesop/compare/v0.12.4...v0.12.5

Important security notice

Please upgrade to this version and re-deploy your Mesop apps as soon as you can because this fixes a [high vulnerability security issue](https://github.com/google/mesop/security/advisories/GHSA-pmv9-3xqp-8w42).

What's Changed
* Add docs for mounting Mesop app by wwwillchen in https://github.com/google/mesop/pull/892
* Run e2e tests in debug/editor mode (in addition to prod mode) by wwwillchen in https://github.com/google/mesop/pull/893
* Fix HTML demo by adding security policy by wwwillchen in https://github.com/google/mesop/pull/899
* Fix firebase auth example by wwwillchen in https://github.com/google/mesop/pull/898
* Add Fancy chat example by richard-to in https://github.com/google/mesop/pull/904
* Allow scroll_into_view to work for components rendered in the same tick by wwwillchen in https://github.com/google/mesop/pull/902
* Add allowed iframes to fancy chat by richard-to in https://github.com/google/mesop/pull/917
* Update some usages of scroll-to by richard-to in https://github.com/google/mesop/pull/915
* Fix cutoff content for history prompt list / code diff viewer by richard-to in https://github.com/google/mesop/pull/916
* Add is_target to Click event by richard-to in https://github.com/google/mesop/pull/913
* Add some goldens for writing chat UIs by richard-to in https://github.com/google/mesop/pull/919
* Add hotkey shortcuts for text areas by richard-to in https://github.com/google/mesop/pull/922
* Add additional benchmarks by wwwillchen in https://github.com/google/mesop/pull/924
* Add get_path_to_page_configs by richard-to in https://github.com/google/mesop/pull/928
* Add Multimodal Embeddings Retail Search to showcase by richard-to in https://github.com/google/mesop/pull/927
* Attempt to fix flaky test by richard-to in https://github.com/google/mesop/pull/931
* Various updates to AI Editor stuff by richard-to in https://github.com/google/mesop/pull/933
* Create MVP AI console by wwwillchen in https://github.com/google/mesop/pull/934
* Fix web component static file serving by wwwillchen in https://github.com/google/mesop/pull/942
* Bump to v0.12.4 by wwwillchen in https://github.com/google/mesop/pull/943


**Full Changelog**: https://github.com/google/mesop/compare/v0.12.3...v0.12.4

What's Changed
* Fix typo in input.py by wwwillchen in https://github.com/google/mesop/pull/830
* Migrates ai/docbot to uv to manage dependencies by wwwillchen in https://github.com/google/mesop/pull/832
* install uv (instead of pip install) for deploying docbot on GitHub actions by wwwillchen in https://github.com/google/mesop/pull/833
* Add more style properties by wwwillchen in https://github.com/google/mesop/pull/831
* Support functools.partial for event handlers by wwwillchen in https://github.com/google/mesop/pull/789
* Fix pyproject.toml so docbot can build with uv by wwwillchen in https://github.com/google/mesop/pull/834
* Export `create_wsgi_app` so Mesop apps can be mounted to other servers by wwwillchen in https://github.com/google/mesop/pull/835
* Create autocomplete for editor toolbar by wwwillchen in https://github.com/google/mesop/pull/836
* Stream generate response to UI by wwwillchen in https://github.com/google/mesop/pull/837
* Fix docbot deployment by wwwillchen in https://github.com/google/mesop/pull/839
* Fix docbot by using pre-uv commands by wwwillchen in https://github.com/google/mesop/pull/843
* Fix docbot Dockerfile by wwwillchen in https://github.com/google/mesop/pull/845
* Add hotkeys and async action web component examples. by richard-to in https://github.com/google/mesop/pull/846
* Remove use of 100vh from chat component by richard-to in https://github.com/google/mesop/pull/841
* Adds app url for mesop app maker. by richard-to in https://github.com/google/mesop/pull/842
* Editor toolbar: scope prompt to specific component by wwwillchen in https://github.com/google/mesop/pull/850
* Make pip.sh faster with `uv` and easier to use with explicit steps by wwwillchen in https://github.com/google/mesop/pull/851
* Add ~20 fine-tuning examples and switch to new ft model by wwwillchen in https://github.com/google/mesop/pull/853
* Fix selected component logic in editor toolbar by wwwillchen in https://github.com/google/mesop/pull/856
* Show progress bar in editor toolbar progress dialog & change dialog title by wwwillchen in https://github.com/google/mesop/pull/857
* Persist prompt interactions into sessionStorage by wwwillchen in https://github.com/google/mesop/pull/858
* Prevent user from sending another prompt while one is in progress by wwwillchen in https://github.com/google/mesop/pull/859
* Require prompt minimum length (4 chars) by wwwillchen in https://github.com/google/mesop/pull/860
* Propagate and display error messages for editor toolbar services by wwwillchen in https://github.com/google/mesop/pull/861
* Fix heuristics in get_app_caller_source_code_location by wwwillchen in https://github.com/google/mesop/pull/862
* Fix dark theme for code mirror by wwwillchen in https://github.com/google/mesop/pull/863
* Use smaller prompt context for new ft model by wwwillchen in https://github.com/google/mesop/pull/867
* Automate showcase deployment by wwwillchen in https://github.com/google/mesop/pull/873
* Fix showcase deployment script by wwwillchen in https://github.com/google/mesop/pull/875
* Fix deployment script for showcase by wwwillchen in https://github.com/google/mesop/pull/877
* Refactor `ai/` to share code between service & scripts by wwwillchen in https://github.com/google/mesop/pull/874
* Show toolbar expanded by default by wwwillchen in https://github.com/google/mesop/pull/880
* Fix evaluate_run.py after refactoring by wwwillchen in https://github.com/google/mesop/pull/884
* Polish editor toolbar and AI service by wwwillchen in https://github.com/google/mesop/pull/885
* Plumb experimental editor toolbar env var to client-side by wwwillchen in https://github.com/google/mesop/pull/879
* Style API tweaks by wwwillchen in https://github.com/google/mesop/pull/881
* Clean up printing for experiments by wwwillchen in https://github.com/google/mesop/pull/889
* Bump to v0.12.3 and clean-up scripts & docs by wwwillchen in https://github.com/google/mesop/pull/890


**Full Changelog**: https://github.com/google/mesop/compare/v0.12.2...v0.12.3

What's Changed
* Guard new server routes behind `MESOP_EXPERIMENTAL_EDITOR_TOOLBAR` env var by wwwillchen in https://github.com/google/mesop/pull/828
* Bump to v0.12.2 by wwwillchen in https://github.com/google/mesop/pull/829


**Full Changelog**: https://github.com/google/mesop/compare/v0.12.1...v0.12.2

What's Changed
* Bump to v0.12.0 (and fix smoketest app) by wwwillchen in https://github.com/google/mesop/pull/792
* Add import hook in shell.ts for downstream sync by wwwillchen in https://github.com/google/mesop/pull/793
* Remove unused animations import by wwwillchen in https://github.com/google/mesop/pull/794
* Rename CSS classname: markdown to error-box-markdown by wwwillchen in https://github.com/google/mesop/pull/795
* Add testing guide by wwwillchen in https://github.com/google/mesop/pull/796
* Improve guide docs and include layouts colab by wwwillchen in https://github.com/google/mesop/pull/797
* Ensure DOM state is reset across pages by wwwillchen in https://github.com/google/mesop/pull/798
* docbot: do direct retrieval for input by wwwillchen in https://github.com/google/mesop/pull/799
* Fix biome by removing erroneous biome dependency by wwwillchen in https://github.com/google/mesop/pull/801
* Rename query_params.md -> query-params.md for consistency by wwwillchen in https://github.com/google/mesop/pull/802
* Tighten event type in `register_event_handler` by malmaud in https://github.com/google/mesop/pull/808
* Support non-generating coroutines as event handlers. by malmaud in https://github.com/google/mesop/pull/807
* [UI change] Remove label for uploader button. by richard-to in https://github.com/google/mesop/pull/815
* Allow sets in State classes. by richard-to in https://github.com/google/mesop/pull/817
* Create scripts for generating a better prompt context by wwwillchen in https://github.com/google/mesop/pull/800
* Create fine-tuning dataset & eval tools by wwwillchen in https://github.com/google/mesop/pull/812
* Add MESOP_STATE_SESSION_BACKEND_SQL_CONNECTION_URI to config docs. by richard-to in https://github.com/google/mesop/pull/824
* Refactor some code duplication from diff.ts by richard-to in https://github.com/google/mesop/pull/825
* Create experimental visual editor toolbar & services by wwwillchen in https://github.com/google/mesop/pull/821
* Add script for add code/api snippets into docs. by richard-to in https://github.com/google/mesop/pull/823
* Bump to v0.12.1 by wwwillchen in https://github.com/google/mesop/pull/826

New Contributors
* malmaud made their first contribution in https://github.com/google/mesop/pull/808

**Full Changelog**: https://github.com/google/mesop/compare/v0.12.0...v0.12.1

What's Changed
* Create showcase app by wwwillchen in https://github.com/google/mesop/pull/747
* Deflake theme_density_test by wwwillchen in https://github.com/google/mesop/pull/752
* Redirect showcase page directly to hf spaces; otherwise links don't work by wwwillchen in https://github.com/google/mesop/pull/756
* Support async await in event handlers by wwwillchen in https://github.com/google/mesop/pull/749
* Fine-tune UI for showcase by wwwillchen in https://github.com/google/mesop/pull/757
* Add a framework comparison doc by wwwillchen in https://github.com/google/mesop/pull/639
* Fix links in comparison.md by wwwillchen in https://github.com/google/mesop/pull/759
* Update home page - show overlay button to open demo gallery button in… by wwwillchen in https://github.com/google/mesop/pull/760
* Show an error dialog if web component is not registered by wwwillchen in https://github.com/google/mesop/pull/754
* Set web component as properties, not attributes [breaking change] by wwwillchen in https://github.com/google/mesop/pull/753
* Update link to page docs by wwwillchen in https://github.com/google/mesop/pull/779
* Deflake theme density test by wwwillchen in https://github.com/google/mesop/pull/780
* Create & integrate RAG-based docs chatbot by wwwillchen in https://github.com/google/mesop/pull/771
* Deploy docbot via GitHub actions by wwwillchen in https://github.com/google/mesop/pull/782
* docbot: do hybrid search by wwwillchen in https://github.com/google/mesop/pull/783
* Fix up docbot - pass llm arg for QueryFusionRetriever by wwwillchen in https://github.com/google/mesop/pull/785
* Proper child reconciliation for web components with slots. by wwwillchen in https://github.com/google/mesop/pull/762
* Fix race condition where the error box didn't always display by wwwillchen in https://github.com/google/mesop/pull/788


**Full Changelog**: https://github.com/google/mesop/compare/v0.11.1...v0.12.0