build(pyproject): Add classifiers

Author: tony

pyproject.toml

@@ -7,6 +7,23 @@ version = "0.8.2"
 description = "scripting library / orm for tmux"
 license = "MIT"
 authors = ["Tony Narlock <tony@git-pull.com>"]
+classifiers = [
+  'Development Status :: 5 - Production/Stable',
+  "License :: OSI Approved :: MIT License",
+  "Operating System :: POSIX",
+  "Operating System :: MacOS :: MacOS X",
+  'Environment :: Web Environment',
+  'Intended Audience :: Developers',
+  'Programming Language :: Python',
+  'Programming Language :: Python :: 2.7',
+  'Programming Language :: Python :: 3.5',
+  'Programming Language :: Python :: 3.6',
+  'Programming Language :: Python :: 3.7',
+  'Programming Language :: Python :: 3.8',
+  'Programming Language :: Python :: Implementation :: PyPy',
+  "Topic :: Utilities",
+  "Topic :: System :: Shells"
+]
 
 [tool.poetry.dependencies]
 python = "~2.7 || ^3.5"