Replace gitchangelog with git-cliff

gitchangelog doesn't look very maintained anymore. Git cliff makes for a
more modern replacement that is a little easier to install as well.

Author: zoni

Diff for: .gitchangelog.rc

@@ -0,0 +1,70 @@
+# https://git-cliff.org/docs/configuration
+
+[changelog]
+# changelog header
+header = """
+# Changelog\n
+"""
+# template for the changelog body
+# https://keats.github.io/tera/docs/#introduction
+body = """
+{% if version -%}\
+    ## {{ version }} ({{ timestamp | date(format="%Y-%m-%d") }})
+{% else -%}\
+    ## [unreleased]
+{% endif %}\
+{% set grouped_commits = commits | group_by(attribute="group") %}\
+{% set_global groups = [] %}\
+{% for group, commits in grouped_commits -%}\
+    {% set_global groups = groups | concat(with=group) %}\
+{% endfor -%}\
+{% for group in groups | sort %}
+### {{ group | split(pat=" ") | slice(start=1) | join(sep=" ") | upper_first }}
+    {% for commit in grouped_commits[group] -%}
+      {% for line in commit.message | split(pat="\\n") -%}\
+        {% if loop.first %}
+- {{ line | upper_first }} [{{ commit.author.name }}]{% else %}  {{ line | trim }}  {% endif %}
+{% endfor -%}
+    {% endfor -%}
+{% endfor %}\n
+"""
+trim = false
+footer = """
+<!-- generated by git-cliff -->
+"""
+postprocessors = [
+  { pattern = "- ([Nn]ew|[Ff]ix|[Cc]hg):\\s*(.*)", replace = "- $2" },
+]
+
+[git]
+# parse the commits based on https://www.conventionalcommits.org
+conventional_commits = false
+# filter out the commits that are not conventional
+filter_unconventional = false
+# process each line of a commit as an individual commit
+split_commits = false
+# regex for preprocessing the commit messages
+commit_preprocessors = [
+  # { pattern = '\((\w+\s)?#([0-9]+)\)', replace = "([#${2}](<REPO>/issues/${2}))"}, # replace issue numbers
+]
+# regex for parsing and grouping commits
+commit_parsers = [
+  { body = "!skip_changelog", skip = true },
+  { message = "^[Nn]ew:\\s*(.*)", group = "01. New" },
+  { message = "^[Ff]ix:\\s*(.*)", group = "02. Fixes" },
+  { message = "^[Cc]hg:\\s*(.*)", group = "03. Changes" },
+  { field = "author.name", pattern = "(dependabot|renovate)\\[bot\\]", skip = true },
+  { message = ".*", group = "10. Other" },
+]
+
+# protect breaking changes from being skipped due to matching a skipping commit_parser
+protect_breaking_commits = false
+# filter out the commits that are not matched by commit parsers
+filter_commits = false
+# regex for matching git tags
+tag_pattern = "v[0-9].*"
+
+# sort the tags topologically
+topo_order = false
+# sort the commits inside sections by oldest/newest order
+sort_commits = "oldest"

Diff for: cliff.toml

@@ -24,7 +24,7 @@ cargo check
 git commit "Cargo.*" --message "Release v${VERSION}"
 git tag "v${VERSION}"
 
-gitchangelog
+git cliff --latest --prepend CHANGES.md > /dev/null
 ${EDITOR:-vim} CHANGES.md
 docs/generate.sh
 git add CHANGES.md README.md