Merge branch 'main' into zahid/issue_fixes

CONTRIBUTING.md

coverage.xml

docs/07-multi-modal.ipynb

docs/examples/unstructured-element-splitter.ipynb

semantic_router/encoders/mistral.py

semantic_router/encoders/zure.py

semantic_router/hybrid_layer.py

semantic_router/layer.py

semantic_router/schema.py

semantic_router/splitters/consecutive_sim.py

tests/unit/test_hybrid_layer.py

tests/unit/test_splitters.py