Read the package version dynamically from the VERSION file

hatchling sources the version from the VERSION file, so a single edit
to that file propagates to the package, the man page, and the docs.

Author: timlnx

VERSION

@@ -1 +1 @@
-2.0.1
+2.0.2

bitmath.1

@@ -2,12 +2,12 @@
 .\"     Title: bitmath
 .\"    Author: [see the "AUTHOR" section]
 .\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
-.\"      Date: 05/04/2026
+.\"      Date: 05/05/2026
 .\"    Manual: python-bitmath
-.\"    Source: bitmath 2.0.1
+.\"    Source: bitmath 2.0.2
 .\"  Language: English
 .\"
-.TH "BITMATH" "1" "05/04/2026" "bitmath 2\&.0\&.1" "python\-bitmath"
+.TH "BITMATH" "1" "05/05/2026" "bitmath 2\&.0\&.2" "python\-bitmath"
 .\" -----------------------------------------------------------------
 .\" * Define some portability stuff
 .\" -----------------------------------------------------------------

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "bitmath"
-version = "2.0.1"
+dynamic = ["version"]
 description = "Pythonic module for representing and manipulating file sizes with different prefix notations (file size unit conversion)"
 readme = "README.rst"
 requires-python = ">=3.9"
@@ -78,6 +78,10 @@ exclude = [
 [tool.hatch.build.targets.wheel]
 packages = ["bitmath"]
 
+[tool.hatch.version]
+path = "VERSION"
+pattern = '(?P<version>.+)'
+
 [tool.hatch.publish.index]
 disable = true