add bumpver

pyproject.toml

@@ -3,7 +3,7 @@ requires = ["hatchling"]
 build-backend = "hatchling.build"
 
 [project]
-name = "widget_periodictable"
+name = "widget-periodictable"
 version = "4.0.5"
 dependencies = ["anywidget>=0.9.10"]
 readme = "README.md"
@@ -17,7 +17,7 @@ keywords = [
 ]
 
 [project.optional-dependencies]
-dev = ["watchfiles", "jupyterlab"]
+dev = ["watchfiles", "jupyterlab", "bumpver>=2023"]
 
 # automatically add the dev feature to the default env (e.g., hatch shell)
 [tool.hatch.envs.default]
@@ -37,3 +37,17 @@ dependencies = ["hatch-jupyter-builder>=0.5.0"]
 [tool.hatch.build.hooks.jupyter-builder.build-kwargs]
 npm = "npm"
 build_cmd = "build"
+
+[tool.bumpver]
+current_version = "v4.0.5"
+version_pattern = "vMAJOR.MINOR.PATCH[PYTAGNUM]"
+commit_message = "Bump version {old_version} -> {new_version}"
+commit = true
+tag = true
+push = true
+
+[tool.bumpver.file_patterns]
+"pyproject.toml" = [
+  'version = "{pep440_version}"',
+  'current_version = "{version}"',
+]