Add tbump config

pyproject.toml

@@ -56,3 +56,32 @@ omit = [
   "tests/**",
   "integration-tests/**",
 ]
+
+
+# tbump is used to simplify and standardize the release process when updating
+# the version, making a git commit and tag, and pushing changes.
+#
+# ref: https://github.com/your-tools/tbump#readme
+#
+[tool.tbump]
+github_url = "https://github.com/jupyterhub/the-littlest-jupyterhub"
+
+[tool.tbump.version]
+current = "1.0.0.dev0"
+regex = '''
+    (?P<major>\d+)
+    \.
+    (?P<minor>\d+)
+    \.
+    (?P<patch>\d+)
+    (?P<pre>((a|b|rc)\d+)|)
+    \.?
+    (?P<dev>(?<=\.)dev\d*|)
+'''
+
+[tool.tbump.git]
+message_template = "Bump to {new_version}"
+tag_template = "{new_version}"
+
+[[tool.tbump.file]]
+src = "setup.py"