Change to hatchling build backend, and move to src layout

Author: mwtoews

.github/actions/test/action.yml

@@ -80,7 +80,7 @@ runs:
       working-directory: ${{ inputs.pyshp_repo_directory }}
       env:
         REPLACE_REMOTE_URLS_WITH_LOCALHOST: ${{ inputs.replace_remote_urls_with_localhost }}
-      run: python shapefile.py ${{ inputs.extra_args }}
+      run: python src/shapefile.py ${{ inputs.extra_args }}
 
     - name: Install test dependencies.
       shell: bash

MANIFEST.in

@@ -1,6 +1,6 @@
 [build-system]
-requires = ["setuptools"]
-build-backend = "setuptools.build_meta"
+requires = ["hatchling"]
+build-backend = "hatchling.build"
 
 [project]
 name = "pyshp"
@@ -33,8 +33,15 @@ test = ["pytest"]
 [project.urls]
 Repository = "https://github.com/GeospatialPython/pyshp"
 
-[tool.setuptools.dynamic]
-version = {attr = "shapefile.__version__"}
+[tool.hatch.build.targets.sdist]
+only-include = ["src", "shapefiles", "test_shapefile.py"]
+
+[tool.hatch.build.targets.wheel]
+only-include = ["src"]
+sources = {"src" = ""}  # move from "src" directory for wheel
+
+[tool.hatch.version]
+path = "src/shapefile.py"
 
 [tool.ruff]
 # Exclude a variety of commonly ignored directories.