Projectile and damage events now include the origin (#19322)

Content.Shared/Projectiles/SharedProjectileSystem.cs

@@ -1,4 +1,5 @@
 using System.Numerics;
+using Content.Shared.Damage;
 using Content.Shared.DoAfter;
 using Content.Shared.Interaction;
 using Content.Shared.Projectiles;
@@ -152,13 +153,13 @@ public sealed class ImpactEffectEvent : EntityEventArgs
 }
 
 /// <summary>
-/// Raised when entity is just about to be hit with projectile but can reflect it
+/// Raised when an entity is just about to be hit with a projectile but can reflect it
 /// </summary>
 [ByRefEvent]
 public record struct ProjectileReflectAttemptEvent(EntityUid ProjUid, ProjectileComponent Component, bool Cancelled);
 
 /// <summary>
-/// Raised when projectile hits other entity
+/// Raised when a projectile hits an entity
 /// </summary>
 [ByRefEvent]
-public readonly record struct ProjectileHitEvent(EntityUid Target);
+public record struct ProjectileHitEvent(DamageSpecifier Damage, EntityUid Target, EntityUid? Shooter = null);