chore: Enable full linting in lint.py script

chore: Simplify lint script to focus on critical errors

chore: Modify lint script to focus on formatting

style: Format code with black and isort

chore: Update linting to include tests directory

feat: Add linting and formatting tools

test: Remove outdated integration test

test: Add integration tests for SQL query handling

fix: Correct SQL query construction for vector and semantic search

refactor: Improve separation of concerns and remove hardcoded vector dimensions

refactor: optimize test fixtures and simplify configuration

embedding => vector

misc

unit tests passing

embeddings => vector_provider