Add more package metadata

setup.cfg

@@ -7,8 +7,48 @@ long_description_content_type = text/markdown
 author = Isaiah Odhner
 author_email = isaiahodhner@gmail.com
 license = MIT
+license_file = LICENSE.txt
 url = https://github.com/1j01/textual-paint
 keywords = tui, terminal, paint, drawing, art, graphics, text, textual, rich, ansi, ansi-art, mspaint
+classifiers =
+    Environment :: Console
+    Intended Audience :: End Users/Desktop
+    License :: OSI Approved :: MIT License
+    Development Status :: 3 - Alpha
+    Operating System :: OS Independent
+    Programming Language :: Python :: 3.10
+    Topic :: Artistic Software
+    Topic :: Communications :: BBS
+    Topic :: Communications :: Chat :: Internet Relay Chat
+    Topic :: Multimedia :: Graphics :: Editors :: Raster-Based
+    Topic :: Terminals
+    Topic :: Text Editors
+    Natural Language :: Arabic
+    Natural Language :: Chinese (Simplified)
+    Natural Language :: Chinese (Traditional)
+    Natural Language :: Czech
+    Natural Language :: Danish
+    Natural Language :: Dutch
+    Natural Language :: English
+    Natural Language :: Finnish
+    Natural Language :: French
+    Natural Language :: German
+    Natural Language :: Greek
+    Natural Language :: Hebrew
+    Natural Language :: Hungarian
+    Natural Language :: Italian
+    Natural Language :: Japanese
+    Natural Language :: Korean
+    Natural Language :: Norwegian
+    Natural Language :: Polish
+    Natural Language :: Portuguese
+    Natural Language :: Portuguese (Brazilian)
+    Natural Language :: Russian
+    Natural Language :: Slovak
+    Natural Language :: Slovenian
+    Natural Language :: Spanish
+    Natural Language :: Swedish
+    Natural Language :: Turkish
 
 [options]
 install_requires =