Reorganize ROS 2 tutorials

Signed-off-by: David Morilla Cabello <[email protected]>

Author: dvdmc

harmonic/index.yaml

@@ -85,15 +85,21 @@ pages:
       - name: spawn_urdf
         title: Spawn URDF
         file: spawn_urdf.md
+        
+  - name: ros2_tutorials
+    title: ROS tutorials
+    file: ros2_tutorials.md
+    description: ROS 2 tutorials
+    children:
       - name: ros2_overview
         title: ROS 2 integration overview
         file: ros2_overview.md
-      - name: ros2_launch_gazebo
-        title: Launch Gazebo from ROS 2
-        file: ros2_launch_gazebo.md
       - name: ros2_integration
         title: Use ROS 2 to interact with Gazebo
         file: ros2_integration.md
+      - name: ros2_launch_gazebo
+        title: Launch Gazebo from ROS 2
+        file: ros2_launch_gazebo.md
       - name: ros2_spawn_model
         title: Use ROS 2 to spawn a Gazebo model
         file: ros2_spawn_model.md  

harmonic/ros2_tutorials.md

@@ -0,0 +1,21 @@
+# ROS 2 Tutorials
+
+These tutorials cover all the concepts for integrating Gazebo in ROS 2.
+
+## Principles
+
+* [ROS 2 Integration Overview](ros2_overview)
+* [ROS 2 Integration via Bridge](ros2_integration)
+
+## Run and launch
+
+* [Launch Gazebo from ROS 2](ros2_launch_gazebo)
+
+## Spawn robots
+
+* [Use ROS 2 to spawn a Gazebo model](ros2_spawn_model)
+
+## Integration in larger projects
+
+* [ROS 2 Interoperability](ros2_interop)
+* [ROS 2 Integration Template](ros_gz_project_template_guide)

harmonic/tutorials.md

@@ -9,6 +9,7 @@ These tutorials cover general concepts to help get you started with Gazebo.
 * [SDF Worlds](sdf_worlds)
 * [Sensors](sensors)
 * [Actors](actors)
+* [Spawn URDF](spawn_urdf)
 
 ## GUI tutorials
 
@@ -17,12 +18,9 @@ These tutorials cover general concepts to help get you started with Gazebo.
 * [Model Insertion from Fuel](fuel_insert)
 * [Keyboard Shortcuts](hotkeys)
 
-## ROS integration
+## ROS 2 integration
 
-* [Spawn URDF](spawn_urdf)
-* [ROS 2 Integration via Bridge](ros2_integration)
-* [ROS 2 Interoperability](ros2_interop)
-* [ROS 2 Integration Template](ros_gz_project_template_guide)
+* [ROS 2 Tutorials](ros2_tutorials)
 
 ## Per-library tutorials