Update setup files

Author: Oleg Menteshashvili

setup.cfg

@@ -0,0 +1,2 @@
+[metadata]
+description-file = README.md

setup.py

@@ -1,20 +1,34 @@
-#!/usr/bin/env python
-
 from setuptools.depends import get_module_constant
-from setuptools import setup
+from setuptools import setup, find_packages
+
+with open("README.md", "r", encoding="utf-8") as fh:
+    long_description = fh.read()
 
 setup(
-    name='BlazingDocs',
-    packages=['blazingdocs'],
-    version=get_module_constant('blazingdocs', '__version__'),
-    description='BlazingDocs Python client',
-    long_description='High-performance document generation API. Generate documents and reports from СSV, JSON, XML with 99,9% uptime and 24/7 monitoring.',
-    author='Mentalstack',
-    author_email='hello@blazingdocs.com',
-    url='https://blazingdocs.com',
-    download_url='https://github.com/blazingdocs/blazingdocs-python',
-    keywords=['doc', 'docx', 'pdf', 'odt', 'report', 'document', 'template', 'office', 'openoffice', 'merge', 'xml', 'json', 'csv'],
-    install_requires=['requests>=2.26.0'],
-    classifiers=[],
-    license='MIT'
+    name="blazingdocs",
+    packages=find_packages(exclude=["examples"]),
+    version=get_module_constant("blazingdocs", "__version__"),
+    description="BlazingDocs Python client",
+    long_description=long_description,
+    long_description_content_type="text/markdown",
+    author="Mentalstack",
+    author_email="hello@blazingdocs.com",
+    url="https://blazingdocs.com",
+    download_url="https://github.com/blazingdocs/blazingdocs-python",
+    keywords=["doc", "docx", "pdf", "odt", "report", "document", "template", "office", "openoffice", "merge", "xml", "json", "csv"],
+    install_requires=["requests>=2.26.0"],
+    python_requires=">=3.9",
+    project_urls={
+        "Bug Tracker": "https://github.com/blazingdocs/blazingdocs-python/issues",
+        "Documentation": "https://docs.blazingdocs.com",
+        "Source Code": "https://github.com/blazingdocs/blazingdocs-python",
+    },
+    classifiers=[
+        "Development Status :: 5 - Production/Stable",
+        "Intended Audience :: Developers",
+        "License :: OSI Approved :: MIT License",
+        "Operating System :: OS Independent",
+        "Programming Language :: Python :: 3.9",
+        "Topic :: Software Development :: Libraries :: Python Modules", ],
+    license="MIT"
 )