Adjust dev dependencies

Author: msabramo

pyproject.toml

@@ -11,7 +11,9 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     "pytest>=8.3.5",
+    "pytest-cov>=6.1.1",
     "responses>=0.25.7",
+    "ruff>=0.4.4",
 ]
 cli = [
     "typer>=0.12.3",
@@ -23,8 +25,3 @@ firefly = "firefly.cli:app"
 [build-system]
 requires = ["setuptools>=61.0"]
 build-backend = "setuptools.build_meta"
-
-[dependency-groups]
-dev = [
-    "pytest-cov>=6.1.1",
-]