Make codedecorum package clean and PyPI-publishable

.github/workflows/publish.yml

@@ -0,0 +1,17 @@
+name: Publish
+
+on:
+  push:
+    tags: ["v*"]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: astral-sh/setup-uv@v6
+      - run: uv build
+      - run: uv publish

pyproject.toml

@@ -9,6 +9,8 @@ description = "Run code-backed policy rules across Git repository changes"
 readme = "README.md"
 license = "MIT"
 requires-python = ">=3.11"
+authors = [{ name = "Munawar Shah" }]
+keywords = ["linter", "policy", "git", "tree-sitter", "code-quality", "ai"]
 dependencies = [
     "pygments>=2.19.2",
     "tree-sitter>=0.25.2,<0.27",
@@ -23,9 +25,20 @@ classifiers = [
   "Topic :: Software Development :: Quality Assurance",
 ]
 
+[project.urls]
+Homepage = "https://github.com/mwrshah/codedecorum"
+Repository = "https://github.com/mwrshah/codedecorum"
+Issues = "https://github.com/mwrshah/codedecorum/issues"
+
 [project.scripts]
 codedecorum = "codedecorum.cli:main"
 
+[tool.hatch.build.targets.wheel]
+packages = ["src/codedecorum"]
+
+[tool.hatch.build.targets.sdist]
+include = ["src/codedecorum", "tests", "README.md", "LICENSE"]
+
 [dependency-groups]
 dev = [
   "pytest>=8.4.1",
@@ -38,7 +51,6 @@ paths = [
   "pyproject.toml",
   "README.md",
   "src/codedecorum/api.py",
-  "src/codedecorum/approvals.py",
   "src/codedecorum/cli.py",
   "src/codedecorum/config.py",
   "src/codedecorum/engine.py",

src/codedecorum/__init__.py

@@ -0,0 +1,8 @@
+from importlib.metadata import PackageNotFoundError, version
+
+try:
+    __version__ = version("codedecorum")
+except PackageNotFoundError:
+    __version__ = "0.0.0"
+
+__all__ = ["__version__"]