Set version to v0.4.0a

leonlan · leonlan · commit e1e31b33288e · 2025-02-20T09:25:36.000+01:00
diff --git a/pyproject.toml b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "psplib"
-version = "0.3.0"
+version = "0.4.0a"
 description = "A parser for project scheduling instances."
 authors = [
     { name = "Leon Lan", email = "l.lan@vu.nl"},
