chore(docs): add project metadata, update badges

pyproject.toml

@@ -1,16 +1,43 @@
 [project]
 name = "pyqt-liquidglass"
 version = "0.1.0"
-description = "Simple library for PyQt to add macOS liquid glass effect"
+description = "macOS Liquid Glass effects for PySide6 and PyQt6"
 readme = "README.md"
 authors = [
     { name = "h", email = "h@kotikot.com" }
 ]
-requires-python = ">=3.13"
+requires-python = ">=3.12"
 dependencies = [
     "pyobjc-framework-cocoa>=12.1",
     "pyobjc-framework-quartz>=12.1",
 ]
+license = { file = "LICENSE.md" }
+classifiers = [
+    "Intended Audience :: Developers",
+    "Topic :: Desktop Environment",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: Software Development :: User Interfaces",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Operating System :: MacOS",
+    "Typing :: Typed",
+]
+keywords = [
+    "pyqt",
+    "pyside",
+    "qt",
+    "macos",
+    "liquid glass",
+    "blur",
+    "vibrancy",
+    "nsvisualeffectview",
+]
+
+[project.urls]
+Homepage = "https://git.kotikot.com/lib/pyqt-liquidglass"
+Repository = "https://github.com/kotikotprojects/pyqt-liquidglass"
 
 [build-system]
 requires = ["uv_build>=0.9.13,<0.10.0"]