Partial atmos refactor (#22521)

* Reduce atmos component queries

* Remove method events

* Cache airtight data

* Make MolesArchived nullable

* Fix airtight cache

* only get tile def once

* Immutable mixtures

* firelock queries

* misc

* misc cleanup

* Trim disconnected tiles

* Fix merge issues and bugs

* Why does the PR keep increasing in scope

* debug overlay

* Fix bugs

* Fix test, remove unused events

* Add setmapatmos command

* Fix overlays

* Add map check

* A

* Resolve conflicts with #26102

* Remove some obsolete methods

Content.Server/Power/Generator/GasPowerReceiverSystem.cs

@@ -37,7 +37,7 @@ public sealed class GasPowerReceiverSystem : EntitySystem
         if (pipe.Air.Temperature <= component.MaxTemperature)
         {
             // we have enough gas, so we consume it and are powered
-            if (pipe.Air.Moles[(int) component.TargetGas] > component.MolesConsumedSec * timeDelta)
+            if (pipe.Air[(int) component.TargetGas] > component.MolesConsumedSec * timeDelta)
             {
                 pipe.Air.AdjustMoles(component.TargetGas, -component.MolesConsumedSec * timeDelta);
                 SetPowered(uid, component, true);