атмос гейминг indeed (#513)

* fix hypernob + plasma and trit fire

* add 11 new gas types

* actually fix hypernob

---------

Co-authored-by: halicopter <kirillhalic@gmail.com>

Content.Server/Atmos/Reactions/NitriumDecompositionReaction.cs

@@ -0,0 +1,38 @@
+using Content.Server.Atmos.EntitySystems;
+using Content.Shared.Atmos;
+using JetBrains.Annotations;
+
+namespace Content.Server.Atmos.Reactions;
+
+[UsedImplicitly]
+public sealed class NitriumDecompositionReaction : IGasReactionEffect
+{
+    public ReactionResult React(GasMixture mixture, IGasMixtureHolder? holder, AtmosphereSystem atmosphereSystem)
+    {
+        var initialHyperNoblium = mixture.GetMoles(Gas.HyperNoblium);
+        if (initialHyperNoblium >= 5.0f && mixture.Temperature > 20f)
+            return ReactionResult.NoReaction;
+
+        var initialNitrium = mixture.GetMoles(Gas.Nitrium);
+
+        var temperature = mixture.Temperature;
+        var heatEfficiency = Math.Min(temperature / Atmospherics.NitriumDecompositionTempDivisor, initialNitrium);
+
+        if (heatEfficiency <= 0 || initialNitrium - heatEfficiency < 0)
+            return ReactionResult.NoReaction;
+
+        var oldHeatCapacity = atmosphereSystem.GetHeatCapacity(mixture);
+
+        mixture.AdjustMoles(Gas.Nitrium, -heatEfficiency);
+        mixture.AdjustMoles(Gas.Hydrogen, heatEfficiency);
+        mixture.AdjustMoles(Gas.Nitrogen, heatEfficiency);
+
+        var energyReleased = heatEfficiency * Atmospherics.NitriumDecompositionEnergy;
+
+        var newHeatCapacity = atmosphereSystem.GetHeatCapacity(mixture);
+        if (newHeatCapacity > Atmospherics.MinimumHeatCapacity)
+            mixture.Temperature = Math.Max((mixture.Temperature * oldHeatCapacity + energyReleased) / newHeatCapacity, Atmospherics.TCMB);
+
+        return ReactionResult.Reacting;
+    }
+}