diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index e393123..2d513da 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -38,3 +38,6 @@ jobs:
 
       - name: Type check Python code
         run: uv run mypy src
+
+      - name: Check package build
+        run: uv build --verbose
diff --git a/pyproject.toml b/pyproject.toml
index 7d31f99..91277e3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "cat-ai"
-version = "0.0.5-alpha"
+version = "0.0.6"
 description = "Python client for running CAT tests in a Python codebase"
 authors = [
     { name = "Mike Gehard", email = "mikegehard@artium.ai" },
@@ -10,16 +10,15 @@ authors = [
     { name = "Tim Kersey", email = "timkersey@artium.ai" },
     { name = "Michael Harris", email = "michaelharris@artium.ai" },
 ]
-requires-python = "~=3.13"
+requires-python = ">=3.13"
 readme = "README.md"
 dependencies = [
     # this small library should be kept independent
-    # consider adding dependencies to on of the dependency groups
+    # consider adding dependencies to one of the dependency groups
 ]
-packages = [{ include = "cat_ai", from = "src" }]
-license = "MIT"
+license = { file = "LICENSE"}
 
-[dependency-groups]
+[project.optional-dependencies]
 test = [
     "matplotlib>=3.10.1",
     "pytest>=8.3.4,<9",
@@ -40,6 +39,33 @@ dev = [
     "pytest-timeout>=2.3.1",
 ]
 
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["src/cat_ai"]
+
+[dependency-groups]
+test = [
+    "matplotlib>=3.10.1",
+    "pytest>=8.3.4,<9",
+    "pytest-asyncio>=0.21.0,<0.22",
+    "mypy>=1.8.0,<2",
+    "pytest-snapshot>=0.9.0",
+]
+examples = ["openai>=1.63.2,<2", "python-dotenv>=1.0.1,<2"]
+dev = [
+    "sphinx>=8.1.3,<9",
+    "sphinx-rtd-theme>=3.0.2,<4",
+    "sphinx-markdown-builder>=0.6.8,<0.7",
+    "notebook>=7.3.2",
+    "pydrive2>=1.21.3,<2",
+    "pydantic>=2.10.6,<3",
+    "ruff>=0.9.10",
+    "pytest-timeout>=2.3.1",
+]
+
 [tool.uv]
 default-groups = ["test", "examples", "dev"]
 
@@ -47,7 +73,7 @@ default-groups = ["test", "examples", "dev"]
 asyncio_mode = "auto"
 pythonpath = [".", "src"]
 testpaths = ["tests"]
-faulthandler_timeout="100"
+faulthandler_timeout = "100"
 
 [tool.mypy]
 python_version = "3.13"
@@ -71,9 +97,15 @@ target-version = ['py313']
 include = '\.pyi?$'
 
 [tool.ruff]
-# Rule selection and configuration
 line-length = 100
-lint.extend-ignore = ["E203"]
-# Equivalent to max-complexity
-lint.mccabe = { max-complexity = 10 }
-exclude = [".git", "__pycache__", "build", "dist"]
+target-version = "py313"
+
+[tool.ruff.lint]
+extend-ignore = ["E203"]
+select = ["E", "F", "B", "I"]
+
+[tool.ruff.lint.mccabe]
+max-complexity = 10
+
+[tool.ruff.lint.per-file-ignores]
+"__init__.py" = ["F401"]
diff --git a/uv.lock b/uv.lock
index cb96566..0dd6e5e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,6 +1,6 @@
 version = 1
 revision = 1
-requires-python = ">=3.13, <4"
+requires-python = ">=3.13"
 
 [[package]]
 name = "alabaster"
@@ -185,10 +185,10 @@ wheels = [
 
 [[package]]
 name = "cat-ai"
-version = "0.0.5a0"
-source = { virtual = "." }
+version = "0.0.6"
+source = { editable = "." }
 
-[package.dev-dependencies]
+[package.optional-dependencies]
 dev = [
     { name = "notebook" },
     { name = "pydantic" },
@@ -212,7 +212,49 @@ test = [
     { name = "pytest-snapshot" },
 ]
 
+[package.dev-dependencies]
+dev = [
+    { name = "notebook" },
+    { name = "pydantic" },
+    { name = "pydrive2" },
+    { name = "pytest-timeout" },
+    { name = "ruff" },
+    { name = "sphinx" },
+    { name = "sphinx-markdown-builder" },
+    { name = "sphinx-rtd-theme" },
+]
+examples = [
+    { name = "openai" },
+    { name = "python-dotenv" },
+]
+test = [
+    { name = "matplotlib" },
+    { name = "mypy" },
+    { name = "pytest" },
+    { name = "pytest-asyncio" },
+    { name = "pytest-snapshot" },
+]
+
 [package.metadata]
+requires-dist = [
+    { name = "black", marker = "extra == 'test'", specifier = ">=24.2.0,<25" },
+    { name = "matplotlib", marker = "extra == 'test'", specifier = ">=3.10.1" },
+    { name = "mypy", marker = "extra == 'test'", specifier = ">=1.8.0,<2" },
+    { name = "notebook", marker = "extra == 'dev'", specifier = ">=7.3.2" },
+    { name = "openai", marker = "extra == 'examples'", specifier = ">=1.63.2,<2" },
+    { name = "pydantic", marker = "extra == 'dev'", specifier = ">=2.10.6,<3" },
+    { name = "pydrive2", marker = "extra == 'dev'", specifier = ">=1.21.3,<2" },
+    { name = "pytest", marker = "extra == 'test'", specifier = ">=8.3.4,<9" },
+    { name = "pytest-asyncio", marker = "extra == 'test'", specifier = ">=0.21.0,<0.22" },
+    { name = "pytest-snapshot", marker = "extra == 'test'", specifier = ">=0.9.0" },
+    { name = "pytest-timeout", marker = "extra == 'dev'", specifier = ">=2.3.1" },
+    { name = "python-dotenv", marker = "extra == 'examples'", specifier = ">=1.0.1,<2" },
+    { name = "ruff", marker = "extra == 'dev'", specifier = ">=0.9.10" },
+    { name = "sphinx", marker = "extra == 'dev'", specifier = ">=8.1.3,<9" },
+    { name = "sphinx-markdown-builder", marker = "extra == 'dev'", specifier = ">=0.6.8,<0.7" },
+    { name = "sphinx-rtd-theme", marker = "extra == 'dev'", specifier = ">=3.0.2,<4" },
+]
+provides-extras = ["test", "examples", "dev"]
 
 [package.metadata.requires-dev]
 dev = [
@@ -230,7 +272,6 @@ examples = [
     { name = "python-dotenv", specifier = ">=1.0.1,<2" },
 ]
 test = [
-    { name = "black", specifier = ">=24.2.0,<25" },
     { name = "matplotlib", specifier = ">=3.10.1" },
     { name = "mypy", specifier = ">=1.8.0,<2" },
     { name = "pytest", specifier = ">=8.3.4,<9" },