build(packages/py): restructure for PyPI publishing

.github/workflows/cmake-build.yml

@@ -88,7 +88,13 @@ jobs:
       - name: Run uv sync
         run: ./img2num run uv sync
 
-      - name: Build Img2Num Python Package
+      - name: Build wheel
+        run: |
+          ./img2num run uv build
+          # Debug
+          ls -R dist || true
+
+      - name: Verify import
         run: ./img2num run uv run python3 -c "import img2num;"
 
       - name: Build and run example-apps/console-py
@@ -99,7 +105,7 @@ jobs:
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a
         with:
           name: py-build
-          path: packages/py/build-py/
+          path: dist/
           if-no-files-found: error
 
       - name: Upload example-apps/console-py output artifacts

pyproject.toml

@@ -1,32 +1,64 @@
 [project]
-name = "img2num_uv_workspace"
+name = "img2num"
 version = "0.0.0"
-description = "Root level workspace for Img2Num's Python package and applications"
+description = "A fast and accurate raster image to SVG conversion library"
 requires-python = ">=3.10"
+license = { text = "MIT" }
+readme = "README.md"
+authors = [{ name = "Ryan Millard" }]
 dependencies = [
-  "img2num"
+  "numpy>=1.23.5"
+]
+classifiers = [
+  "Development Status :: 3 - Alpha",
+  "Intended Audience :: Developers",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
 ]
 
-[tool.uv]
-package = false
-no-build-isolation-package = ["img2num"]
+[project.urls]
+Homepage   = "https://ryan-millard.github.io/Img2Num/"
+Repository = "https://github.com/Ryan-Millard/Img2Num"
+
+[build-system]
+requires = [
+  "scikit-build-core>=0.10",
+  "pybind11>=2.10",
+  "numpy>=2.0"
+]
+build-backend = "scikit_build_core.build"
+
+[tool.scikit-build]
+cmake.source-dir = "."
+cmake.build-type = "Release"
+cmake.args = [
+  "-DBUILD_PYTHON=ON",
+  "-DPython3_FIND_VIRTUALENV=NEVER",
+]
 
-[tool.uv.sources]
-img2num = { workspace = true }
+wheel.packages = ["img2num"]
+
+sdist.include = [
+  "CMakeLists.txt",
+  "core/**",
+  "bindings/py/**",
+  "packages/py/**"
+]
+
+[tool.uv]
+package = true
 
 [tool.uv.workspace]
 members = [
-  # Python wrapper package
-  "packages/py",
   # All example apps with "-py" suffix
   "example-apps/*-py"
 ]
 
 [tool.ruff]
 target-version = "py310"
 line-length = 88
-
 exclude = ["third_party/", "docs/", ".venv/"]
+
 [tool.ruff.lint]
 select = [
   "E",   # pycodestyle errors