chore: 🔧 update build system configuration in pyproject.toml

Transitioned from setuptools to hatchling as the build backend in `pyproject.toml`. Updated the build system requirements and included additional configuration for package inclusion. This change enhances the build process and aligns with modern Python packaging standards.

pyproject.toml

@@ -23,16 +23,19 @@ Changelog = "https://github.com/datonic/datadex/commits/main/"
 Issues = "https://github.com/datonic/datadex/issues"
 CI = "https://github.com/datonic/datadex/actions"
 
-[tool.setuptools]
-packages = ["datadex"]
-
 [tool.dagster]
 module_name = "datadex.definitions"
 code_location_name = "datadex"
 
-[build-system]
-requires = ["setuptools"]
-build-backend = "setuptools.build_meta"
-
 [dependency-groups]
 dev = ["dagster-webserver>=1.9.3", "ipykernel>=6.29.5"]
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build]
+include = ["datadex/**/*.py", "dbt/**/*"]
+
+[tool.hatch.build.targets.wheel]
+packages = ["datadex"]