added ci.yml

Author: flexatone

README.md

@@ -1,6 +1,6 @@
 # conditional-futures
 
-**Make multi-threaded concurrency forward-compatible for the free-threaded future of Python.**
+Make multi-threaded concurrency backward- and forward-compatible for the free-threaded future of Python.
 
 
 ---

pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "conditional-futures"
 version = "0.1.0"
-description = "Make multi-threaded concurrency forward-compatible for the free-threaded future of Python."
+description = "Make multi-threaded concurrency backward- and forward-compatible for the free-threaded future of Python."
 readme = "README.md"
 license = { text = "MIT" }
 requires-python = ">=3.10"
@@ -28,6 +28,14 @@ classifiers = [
     "Operating System :: OS Independent"
 ]
 
+[project.optional-dependencies]
+dev = [
+    "mypy==1.18.2",
+    "ruff==0.14.5",
+    "pytest==9.0.1",
+    "nox==2025.11.12",
+]
+
 [project.urls]
 Homepage = "https://github.com/static-frame/conditional-futures"
 Repository = "https://github.com/static-frame/conditional-futures"