git commit -m "first commit"

navigations/geographic_info/geographic_msgs/msg/RouteSegment.msg

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+# Route network segment.
+#
+# This is one directed edge of a RouteNetwork graph. It represents a
+# known path from one way point to another.  If the path is two-way,
+# there will be another RouteSegment with "start" and "end" reversed.
+
+uuid_msgs/UniqueID id           # Unique identifier for this segment
+
+uuid_msgs/UniqueID start        # beginning way point of segment
+uuid_msgs/UniqueID end          # ending way point of segment
+
+KeyValue[] props                # segment properties