Allow others to install as a Python dependency.

pyproject.toml

@@ -0,0 +1,19 @@
+[build-system]
+requires = ["maturin>=1.7,<2"]
+build-backend = "maturin"
+
+[project]
+name = "slingshot-microservice"
+version = "0.1.0"
+description = "Opinionated Rust framework for queue-driven microservices"
+license = { text = "MIT" }
+requires-python = ">=3.8"
+readme = "README.md"
+
+[tool.maturin]
+# Build with Python bindings enabled.
+features = ["python"]
+# Place the native extension inside the Python package so imports resolve.
+module-name = "slingshot_microservice._native"
+# Include the pure-Python package (typing stubs, __init__.py) in the wheel.
+python-packages = ["slingshot_microservice"]