Chem guidebook (#17123)

* im good at atomizing. welcome to half-finished chem guides.

* wagh

* e

* save work

* aa

* woweee UI

* finishing the last of it

* don't actually update the engine :(

---------

Co-authored-by: moonheart08 <moonheart08@users.noreply.github.com>

Content.Server/Chemistry/ReagentEffects/CreateGas.cs

@@ -2,6 +2,7 @@
 using Content.Shared.Atmos;
 using Content.Shared.Chemistry.Reagent;
 using Content.Shared.Database;
+using Robust.Shared.Prototypes;
 
 namespace Content.Server.Chemistry.ReagentEffects;
 
@@ -17,6 +18,17 @@ public sealed class CreateGas : ReagentEffect
     public float Multiplier = 3f;
 
     public override bool ShouldLog => true;
+    protected override string? ReagentEffectGuidebookText(IPrototypeManager prototype, IEntitySystemManager entSys)
+    {
+        var atmos = entSys.GetEntitySystem<AtmosphereSystem>();
+        var gasProto = atmos.GetGas(Gas);
+
+        return Loc.GetString("reagent-effect-guidebook-create-gas",
+            ("chance", Probability),
+            ("moles", Multiplier),
+            ("gas", gasProto.Name));
+    }
+
     public override LogImpact LogImpact => LogImpact.High;
 
     public override void Effect(ReagentEffectArgs args)