chore: set setuptools in each packages

Author: KNedelec

packages/developer_mcp_server/pyproject.toml

@@ -41,5 +41,5 @@ sentry = [
 developer-mcp-server = "developer_mcp_server.run:run_mcp_server"
 
 [build-system]
-requires = ["hatchling"]
-build-backend = "hatchling.build"
+requires = ["setuptools>=42", "wheel"]
+build-backend = "setuptools.build_meta"

packages/secops_mcp_server/pyproject.toml

@@ -42,8 +42,5 @@ sentry = [
 secops-mcp-server = "secops_mcp_server.run:run_mcp_server"
 
 [build-system]
-requires = ["hatchling"]
-build-backend = "hatchling.build"
-
-[tool.hatch.build.targets.wheel]
-packages = ["src/secops_mcp_server", "src/config"]
+requires = ["setuptools>=42", "wheel"]
+build-backend = "setuptools.build_meta"