Merge branch 'main' into main

docs/00-introduction.ipynb

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

docs/02-dynamic-routes.ipynb

docs/03-basic-langchain-agent.ipynb

docs/05-local-execution.ipynb

poetry.lock

pyproject.toml

semantic_router/__init__.py

semantic_router/encoders/cohere.py

semantic_router/encoders/fastembed.py

semantic_router/encoders/openai.py

semantic_router/encoders/zure.py

semantic_router/llms/cohere.py

semantic_router/llms/openai.py

semantic_router/llms/openrouter.py

semantic_router/utils/llm.py