Gsd List Milestones

Purpose: Show milestone history without scanning filesystem. Output: Formatted list of completed milestones with key accomplishments.

if [ ! -f .planning/MILESTONES.md ]; then
    echo ""
    echo "No milestones completed yet."
    echo ""
    echo "Complete your first milestone with:"
    echo "  /gsd-complete-milestone"
    echo ""
    exit 0
fi

If registry doesn't exist: Show friendly message and exit. If registry exists: Continue to display step.

echo ""
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo " GSD ► MILESTONE HISTORY"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo ""

# Display registry content
cat .planning/MILESTONES.md

echo ""
echo "───────────────────────────────────────────────────────────────"
echo ""
echo "Archived milestones are in: .planning/history/"
echo ""
echo "To view archived files:"
echo "  ls .planning/history/v1.0/"
echo "  cat .planning/history/v1.0/ROADMAP.md"
echo ""
echo "To start new milestone:"
echo "  /gsd-new-milestone"
echo ""
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"