👷 chore(release): improve release script

release

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 # Bash script to prepare a release using git-cliff.
 # Inspired by https://github.com/orhun/git-cliff/blob/main/release.sh
+set -eu
 
 # Check if a version tag is provided.
 if [ "$#" -eq 1 ]; then
@@ -47,19 +48,12 @@ export GIT_CLIFF_TEMPLATE="\
         {%- endfor %}
     {% endfor %}"
 
-# Create a temporary file for the git-cliff configuration.
-# It's the same as the one in cliff.toml, except less Markdown.
-temp_cliff_config=$(mktemp)
-# Set a trap to remove the temporary file on exit.
-trap "rm -f '$temp_cliff_config'" EXIT
-
-cat > "$temp_cliff_config" << 'EOF'
-[changelog]
-body = """
+# Cleaner template for the tag description.
+export GIT_CLIFF__CHANGELOG__BODY=$(cat <<'EOF'
 {% if version %}\
     ## [{{ version | trim_start_matches(pat="v") }}] - {{ timestamp | date(format="%Y-%m-%d") }}
 {% else %}\
-    ## [unreleased]
+    ## unreleased
 {% endif %}\
 
 {% macro commit(commit, in_breaking_section=false) -%}
@@ -95,36 +89,22 @@ body = """
         {% endif -%}
     {% endfor -%}
 {% endfor %}\n
-"""
-
-trim = true
-footer = """
-<!-- generated by git-cliff -->
-"""
-
-[git]
-conventional_commits = true
-filter_unconventional = true
-split_commits = false
-commit_preprocessors = [
-    { pattern = ' +$', replace = "" },
-    { pattern = ' +', replace = " " },
-    { pattern = ' *(:\w+:|[\p{Emoji_Presentation}\p{Extended_Pictographic}\u{200D}]) *', replace = "" },
-]
-commit_parsers = [
-    { message = "^feat", group = "<!-- 0 -->✨ Features" },
-    { message = "^fix", group = "<!-- 1 -->🐛 Bug Fixes" },
-    [truncated for brevity]...
-]
-protect_breaking_commits = true
-filter_commits = true
-tag_pattern = "v[0-9].*"
-topo_order = false
-sort_commits = "newest"
 EOF
+)
+
+# Same as cliff.toml, except we don't replace issue number with a link (which aren't clickable on tag descriptions).
+export GIT_CLIFF__GIT__PREPROCESSORS=$(cat <<'EOF'
+# Remove trailing whitespace.
+{ pattern = ' +$', replace = "" },
+# Replace multiple spaces with a single space.
+{ pattern = ' +', replace = " " },
+# Remove gitmoji, both actual UTF emoji and :emoji:
+{ pattern = ' *(:\w+:|[\p{Emoji_Presentation}\p{Extended_Pictographic}\u{200D}]) *', replace = "" }
+EOF
+)
 
 # Generate the tag description.
-changelog=$(git cliff --config "$temp_cliff_config" --tag "$VERSION_TAG" --unreleased --strip all)
+changelog=$(git cliff --tag "$VERSION_TAG" --unreleased --strip all)
 
 # Create a signed and annotated tag.
 git tag -s -a "$VERSION_TAG" -m "Release $VERSION_TAG" -m "$changelog"