Add badges to readme (#475)

Author: qianl15

README.md

@@ -1,6 +1,12 @@
 
 <div align="center">
 
+[![GitHub Actions](https://img.shields.io/github/actions/workflow/status/dbos-inc/dbos-transact-py/unit-test.yml?query=branch%3Amain)](https://github.com/dbos-inc/dbos-transact-py/actions/workflows/unit-test.yml)
+[![PyPI release (latest SemVer)](https://img.shields.io/pypi/v/dbos.svg)](https://pypi.python.org/pypi/dbos)
+[![Python Versions](https://img.shields.io/pypi/pyversions/dbos.svg)](https://pypi.python.org/pypi/dbos)
+[![License (MIT)](https://img.shields.io/github/license/dbos-inc/dbos-transact-py.svg?v)](LICENSE)
+[![Join Discord](https://img.shields.io/badge/Discord-Join%20Chat-5865F2?logo=discord&logoColor=white)](https://discord.com/invite/jsmC6pXGgX)
+
 # DBOS Transact: Lightweight Durable Workflows
 
 #### [Documentation](https://docs.dbos.dev/) &nbsp;&nbsp;•&nbsp;&nbsp;  [Examples](https://docs.dbos.dev/examples) &nbsp;&nbsp;•&nbsp;&nbsp; [Github](https://github.com/dbos-inc) &nbsp;&nbsp;•&nbsp;&nbsp; [Discord](https://discord.com/invite/jsmC6pXGgX)

pyproject.toml

@@ -16,6 +16,25 @@ dependencies = [
 requires-python = ">=3.10"
 readme = "README.md"
 license = {text = "MIT"}
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Topic :: Internet",
+    "Topic :: Scientific/Engineering :: Artificial Intelligence",
+    "Topic :: Database",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Framework :: AsyncIO",
+]
 
 [project.scripts]
 dbos = "dbos.cli.cli:app"