Merge branch 'main' into patch-1

docs/00-introduction.ipynb

docs/01-save-load-from-file.ipynb

docs/02-dynamic-routes.ipynb

docs/05-local-execution.ipynb

docs/06-threshold-optimization.ipynb

docs/07-multi-modal.ipynb

docs/09-route-filter.ipynb

docs/examples/unstructured-element-splitter.ipynb

pyproject.toml

semantic_router/__init__.py