diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..b1de1bd
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,49 @@
+[build-system]
+requires = ["setuptools>=61.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "shell-history-alias-generator"
+version = "0.1.0"
+description = "A CLI tool that analyzes terminal command history to discover frequently used long commands and generates shell aliases"
+readme = "README.md"
+requires-python = ">=3.8"
+license = {text = "MIT"}
+authors = [
+    {name = "Shell Alias Generator", email = "dev@example.com"}
+]
+keywords = ["cli", "shell", "alias", "terminal", "history"]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Environment :: Console",
+    "Intended Audience :: Developers",
+    "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",
+    "Programming Language :: Python :: 3.12"
+]
+dependencies = [
+    "click>=8.1.7",
+    "rich>=13.7.0"
+]
+
+[project.scripts]
+shell-alias-gen = "shell_alias_gen.cli:main"
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=7.4.0",
+    "pytest-cov>=4.1.0"
+]
+
+[tool.setuptools.packages.find]
+where = ["."]
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+python_files = ["test_*.py"]
+python_functions = ["test_*"]
+addopts = "-v --tb=short"