feat: add class description for C++ API

Author: wu-vincent

content/reference/cpp/action_form.mdx

@@ -4,6 +4,9 @@ title: "ActionForm"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActionForm
 
+Represents a form with buttons that let the player take action.
+
+
 Bases: [`endstone::Form< ActionForm >`](form)
 
 

content/reference/cpp/actor.mdx

@@ -4,6 +4,9 @@ title: "Actor"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::Actor
 
+Represents a base actor in the level.
+
+
 Bases: [`endstone::CommandSender`](command_sender)
 
 

content/reference/cpp/actor_damage_event.mdx

@@ -4,6 +4,9 @@ title: "ActorDamageEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorDamageEvent
 
+Called when an Actor is damaged.
+
+
 Bases: [`endstone::Cancellable< ActorEvent< Mob > >`](cancellable)
 
 

content/reference/cpp/actor_death_event.mdx

@@ -4,6 +4,9 @@ title: "ActorDeathEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorDeathEvent
 
+Called when an Actor dies.
+
+
 Bases: [`endstone::ActorEvent< Mob >`](actor_event)
 
 

content/reference/cpp/actor_event.mdx

@@ -4,8 +4,10 @@ title: "ActorEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorEvent
 
-**template &lt;typename ActorType&gt;**
+Represents an Actor-related event.
+
 
+**template &lt;typename ActorType&gt;**
 Bases: [`endstone::Event`](event)
 
 

content/reference/cpp/actor_explode_event.mdx

@@ -4,6 +4,9 @@ title: "ActorExplodeEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorExplodeEvent
 
+Called when an actor explodes.
+
+
 Bases: [`endstone::Cancellable< ActorEvent< Actor > >`](cancellable)
 
 

content/reference/cpp/actor_knockback_event.mdx

@@ -4,6 +4,9 @@ title: "ActorKnockbackEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorKnockbackEvent
 
+Called when a living entity receives knockback.
+
+
 Bases: [`endstone::Cancellable< ActorEvent< Mob > >`](cancellable)
 
 

content/reference/cpp/actor_remove_event.mdx

@@ -4,6 +4,9 @@ title: "ActorRemoveEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorRemoveEvent
 
+Called when an Actor is removed.
+
+
 Bases: [`endstone::ActorEvent< Actor >`](actor_event)
 
 

content/reference/cpp/actor_spawn_event.mdx

@@ -4,6 +4,9 @@ title: "ActorSpawnEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorSpawnEvent
 
+Called when an Actor is spawned into a world.
+
+
 Bases: [`endstone::Cancellable< ActorEvent< Actor > >`](cancellable)
 
 

content/reference/cpp/actor_teleport_event.mdx

@@ -4,6 +4,9 @@ title: "ActorTeleportEvent"
 
 ## <code className="doc-symbol doc-symbol-class"/> endstone::ActorTeleportEvent
 
+Called when a non-player entity is teleported from one location to another.
+
+
 Bases: [`endstone::Cancellable< ActorEvent< Actor > >`](cancellable)