chore: add a command to extract devlog from commit messages

.justfile

@@ -4,6 +4,9 @@ default:
 check_semver:
   cd 01.workspace/heave && cargo semver-checks --baseline-rev origin/next
 
+extract_devlog date:
+  git log --pretty=format:"%ad|%s" --date=short --since={{date}} | extract-devlog.sh
+
 sync_remotes:
   git push codeberg.org next
   git push github.com next