add keywords and classifiers

Author: drbenvincent

pyproject.toml

@@ -19,6 +19,17 @@ readme = "README.md"
 license = { file = "LICENSE" }
 authors = [{ name = "Ben Vincent", email = "[email protected]" }]
 requires-python = ">=3.11"
+keywords = ["causal inference", "statistics", "econometrics", "pymc", "bayesian"]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Science/Research",
+    "License :: OSI Approved :: Apache Software License",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Topic :: Scientific/Engineering :: Mathematics",
+]
 
 # This field lists other packages that your project depends on to run.
 # Any package you put here will be installed by pip when your project is