add comparison and startship operators to hexagon

include/fggl/grid/hexagon.hpp

@@ -22,6 +22,7 @@
 #include <array>
 #include <vector>
 #include <cmath>
+#include <compare>
 
 #include <fggl/math/fmath.hpp>
 
@@ -83,6 +84,12 @@ namespace fggl::grid {
 			return { m_pos[0] - other.m_pos[0], m_pos[1] - other.m_pos[1] };
 		}
 
+		bool operator==(const HexPointT<T>& other) const {
+			return m_pos[0] == other.m_pos[0] && m_pos[1] == m_pos[1];
+		}
+
+		auto operator<=>(const HexPointT<T>& other) const = default;
+
 		T distance(const HexPointT& other) const {
 			auto vec = *this - other;
 			return (