Task/unit tests investment and client
* move io_utils.py
* add __init__.py
* refactor: move string_funcs and update import paths to use utils namespace
* rename string_funcs to string_utils
* move and rename table_utils.py
* refactor: rename claude_funcs to llm_utils in multiple files
* update unit tests
* added unit tests for src/string_utils.py
* added unit tests for src/table_utils.py
* added unit tests for src/llm_utils.py
* added unit tests for src/io_utils.py
* Merge branch 'main' into task/unit-tests-investment-and-client; TODO: fix unit tests
* Unit tests to fix
* fix unit tests
* fix invalid references
Approved-by: Alex Galarce
Refactor/split investment and client
* refactor: clean up tests
* Renamed tests/qcqa to tests/qa_qc for consistency
* comment out faulty test - see docstring note at top
* split to client/investment
* add __init__.py to investment and client to avoid mypy confusion
* fix imports
* update imports for consistency across investment module
* move back to one config
* try changing import to relative
* add init.py to src
* try relative import
* try one more sys.path.append
* fix path for client main
* fix imports in file_processing
* make prompts common
* move keywords out to `src`
* move smart_chunking_funcs to `src`
* fix mypy error
* start moving to explicit imports
* remove old keywords and fix imports for keywords and prompts
* change all imports to full paths
* fix unit tests
* add readme for new way of running things
* isort after all that import work
* remove unused sys.path.append from some tests
Approved-by: Katon Minhas