chore: add changelog gen settings

cliff.toml

@@ -0,0 +1,36 @@
+# cliff.toml
+
+[changelog]
+title = "Changelog"
+description = "All notable changes to this project will be documented in this file."
+repository_url = "http://localhost:3001/illyum/sbt-stash"
+template = """
+# {{version}} - {{date}}
+{% for group, commits in commits | group_by(attribute="group") %}
+### {{group | upper_first}}
+{% for commit in commits %}
+- {{ commit.message | upper_first }} ({% if commit.breaking %}! {% endif %}{{ commit.hash }})
+{% endfor %}
+{% endfor %}
+"""
+
+[git]
+commit_parsers = [
+    { message = "^\\(Chore\\)", group = "Chore" },
+    { message = "^\\(BugFix\\)", group = "Bug Fixes" },
+    { message = "^\\(Feat\\)", group = "Features" },
+    { message = "^\\(Docs\\)", group = "Documentation" },
+    { message = "^\\(Refactor\\)", group = "Refactor" },
+    { message = "^\\(Test\\)", group = "Tests" },
+    { message = "^\\(Style\\)", group = "Styling" },
+    { message = "^\\(Perf\\)", group = "Performance" },
+]
+
+[git.tag]
+pattern = "^v[0-9]+"
+
+[git.commit]
+conventional = false
+
+[git.filters]
+exclude_merge_commits = true