Add hatch-vcs for automatic version management

Version is now derived from git tags instead of hardcoded.

.gitignore

@@ -1,5 +1,6 @@
 # Python
 __pycache__/
+src/compose_farm/_version.py
 *.py[cod]
 *$py.class
 *.so

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "compose-farm"
-version = "0.1.0"
+dynamic = ["version"]
 description = "Compose Farm - run docker compose commands across multiple hosts"
 readme = "README.md"
 authors = [
@@ -18,9 +18,15 @@ dependencies = [
 compose-farm = "compose_farm.cli:app"
 
 [build-system]
-requires = ["hatchling"]
+requires = ["hatchling", "hatch-vcs"]
 build-backend = "hatchling.build"
 
+[tool.hatch.version]
+source = "vcs"
+
+[tool.hatch.build.hooks.vcs]
+version-file = "src/compose_farm/_version.py"
+
 [tool.hatch.build.targets.wheel]
 packages = ["src/compose_farm"]
 

src/compose_farm/__init__.py

@@ -1,3 +1,9 @@
 """Compose Farm - run docker compose commands across multiple hosts."""
 
-__version__ = "0.1.0"
+try:
+    from compose_farm._version import __version__, __version_tuple__
+except ImportError:
+    __version__ = "0.0.0"
+    __version_tuple__ = (0, 0, 0)
+
+__all__ = ["__version__", "__version_tuple__"]

uv.lock

@@ -126,7 +126,6 @@ wheels = [
 
 [[package]]
 name = "compose-farm"
-version = "0.1.0"
 source = { editable = "." }
 dependencies = [
     { name = "asyncssh" },