fix: preserves CHANGELOG.md during render

CHANGELOG.md

@@ -33,4 +33,4 @@ All notable changes to this project will be documented in this file. See [conven
 
 - - -
 
-Changelog generated by [cocogitto](https://github.com/cocogitto/cocogitto).
+Changelog generated by [cocogitto](https://github.com/cocogitto/cocogitto).

cog.toml

@@ -9,6 +9,8 @@ branch_whitelist = ["main"]
 # `` will be interpreted as your target version
 # `` includes the version and the `tag_prefix`
 post_bump_hooks = [
+    # Ensure CHANGELOG.md has a trailing newline
+    "sh -c 'f=CHANGELOG.md; test \"$(tail -c1 $f)\" && echo >> $f; git add $f && git commit --amend --no-edit'",
     # Re-tag release commit to ensure a signed tag
 "git tag {{version_tag}} {{version_tag}}^{} --force --sign --message='Release {{version}}'"]
 

justfile

@@ -15,7 +15,7 @@ render:
 		! -name '.serena' \
 		! -name 'template' ! -name 'includes' ! -name 'copier.yaml' \
 		! -name 'hack' ! -name 'tests' ! -name 'pytest.ini' \
-		! -name 'flake.lock' \
+		! -name 'flake.lock' ! -name 'CHANGELOG.md' \
 		-exec rm -rf {} +
 	# Regenerate from template
 	copier copy --vcs-ref=HEAD --trust --defaults \

template/cog.toml.jinja

@@ -9,6 +9,8 @@ branch_whitelist = ["{{ "." | gitdefaultbranch }}"]
 # `{{version}}` will be interpreted as your target version
 # `{{version_tag}}` includes the version and the `tag_prefix`
 post_bump_hooks = [
+    # Ensure CHANGELOG.md has a trailing newline
+    "sh -c 'f=CHANGELOG.md; test \"$(tail -c1 $f)\" && echo >> $f; git add $f && git commit --amend --no-edit'",
     # Re-tag release commit to ensure a signed tag
     {% raw %}"git tag {{version_tag}} {{version_tag}}^{} --force --sign --message='Release {{version}}'"{% endraw %}
 ]