Updates project dependencies

Updates the project's dependencies in pyproject.toml
to align with the current versions and includes
'langchain-text-splitters' to resolve the name change of
'langchain.text_splitter'.
Adds a start script to `pyproject.toml`.
Updates the poetry lock file.

Author: Locatelli-Flor

DocsManager/pyproject.toml

@@ -3,7 +3,11 @@ name = "goland-ia"
 version = "0.1.0"
 description = "Add your description here"
 readme = "README.md"
-requires-python = ">=3.13"
+requires-python = ">=3.12,<3.14"
+
+[project.scripts]
+start = "uvicorn main:app --reload --host 0.0.0.0 --port 8000"
+
 dependencies = [
     "fastapi>=0.124.2",
     "sqlalchemy>=2.0.35",