feat: add launch, abort, and event message types

- MissionEvent.msg for state transition events on the events topic
- LaunchMission.srv and AbortMission.srv for the ME launch/abort services

Author: robin-farmx

brain_box_msgs/CMakeLists.txt

@@ -116,6 +116,7 @@ rosidl_generate_interfaces(${PROJECT_NAME}
 	msg/MarkerType.msg
 	msg/MaxMinAve.msg
 	msg/MissionIdArray.msg
+	msg/MissionEvent.msg
 	msg/MissionStatus.msg
 	msg/PreflightCheckResult.msg
 	msg/PreflightStatus.msg
@@ -213,7 +214,9 @@ rosidl_generate_interfaces(${PROJECT_NAME}
 	srv/SDKPermissionControl.srv
 	srv/SegmentSearch.srv
 	srv/VelocityControl.srv
+	srv/AbortMission.srv
 	srv/GetMissionStatus.srv
+	srv/LaunchMission.srv
 	srv/MissionPreflight.srv
 	srv/PreflightRun.srv
 	srv/LoadFlightPlan.srv

brain_box_msgs/msg/MissionEvent.msg

@@ -0,0 +1,4 @@
+builtin_interfaces/Time stamp
+string event    # PLAN_LOADED, VALIDATED, PREFLIGHT_READY, LAUNCHED, COMPLETED, ABORTED, ERROR
+string plan_id
+string message

brain_box_msgs/srv/AbortMission.srv

@@ -0,0 +1,4 @@
+---
+bool success
+string reason
+brain_box_msgs/MissionStatus status

brain_box_msgs/srv/LaunchMission.srv

@@ -0,0 +1,4 @@
+---
+bool success
+string reason
+brain_box_msgs/MissionStatus status