update classifiers

pyproject.toml

@@ -12,6 +12,22 @@ license = { text = "MIT" }
 dependencies = [
     "terminaltexteffects"
 ]
+keywords = ["multiplication", "game", "CLI", "python"]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Education",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Operating System :: OS Independent",
+]
+
+[project.urls]
+Homepage = "https://github.com/geniuskey/googoodan"
+Repository = "https://github.com/geniuskey/googoodan"
 
 [project.scripts]
 googoodan = "googoodan.game:googoodan_game"