Turn ReagentEffects into generic EntityEffects (#28168)

* Oh the possibilities

* Merge fixes

* Forgot to remote LavaSystem oops

* Changed EntityEffectArgs to EntityEffectBaseArgs and EntityEffectReagentArgs

* Throw exception for unimplemented effectargs

* Remove Json and overrideable datafields

* Fix test issues

* Actually fix the compiling issue

* Fix comments and remove EntityEffectArgs (no longer used, replaced with EntityEffectBaseArgs)

Content.Server/EntityEffects/EffectConditions/MobStateCondition.cs

@@ -0,0 +1,29 @@
+using Content.Shared.EntityEffects;
+using Content.Shared.Mobs;
+using Content.Shared.Mobs.Components;
+using Robust.Shared.Prototypes;
+
+namespace Content.Server.EntityEffects.EffectConditions;
+
+public sealed partial class MobStateCondition : EntityEffectCondition
+{
+    [DataField]
+    public MobState Mobstate = MobState.Alive;
+
+    public override bool Condition(EntityEffectBaseArgs args)
+    {
+        if (args.EntityManager.TryGetComponent(args.TargetEntity, out MobStateComponent? mobState))
+        {
+            if (mobState.CurrentState == Mobstate)
+                return true;
+        }
+
+        return false;
+    }
+
+    public override string GuidebookExplanation(IPrototypeManager prototype)
+    {
+        return Loc.GetString("reagent-effect-condition-guidebook-mob-state-condition", ("state", Mobstate));
+    }
+}
+