updated dependencies

added topic class

pyproject.toml

@@ -1,10 +1,10 @@
 [build-system]
-requires = ["setuptools>=61.0"]
+requires = ["setuptools>=61.0", "setuptools-scm>=8"]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "pwo"
-version = "0.0.3"
+dynamic = ["version"]
 authors = [
   { name="Walter Oggioni", email="oggioni.walter@gmail.com" },
 ]
@@ -17,7 +17,12 @@ classifiers = [
     "Operating System :: OS Independent",
 ]
 dependencies = [
-    'typing_extensions==4.7.1'
+    'typing_extensions'
+]
+
+[project.optional-dependencies]
+dev = [
+    "pip-tools", "build", "mypy", "ipdb", "twine"
 ]
 
 [project.urls]