Combo actions for better macro quality

Simulator/Actions/FocusedSynthesisCombo.cs

@@ -0,0 +1,28 @@
+namespace Craftimizer.Simulator.Actions;
+
+// Observe -> Focused Synthesis
+internal sealed class FocusedSynthesisCombo : BaseAction
+{
+    public override ActionCategory Category => ActionCategory.Combo;
+    public override int Level => 67;
+    public override uint ActionId => 100235;
+
+    public override bool IncreasesProgress => true;
+
+    public override int CPCost(Simulator s) => 7 + 5;
+
+    public override bool CanUse(Simulator s) =>
+        //                                 Observe.DurabilityCost v
+        base.CanUse(s) && StandardTouchCombo.VerifyDurability2(s, 0);
+
+    private static readonly Observe ActionA = new();
+    private static readonly FocusedSynthesis ActionB = new();
+    public override void Use(Simulator s)
+    {
+        s.ExecuteForced(ActionType.Observe, ActionA);
+        ActionB.Use(s);
+    }
+
+    public override string GetTooltip(Simulator s, bool addUsability) =>
+        $"{ActionA.GetTooltip(s, addUsability)}\n{ActionB.GetTooltip(s, addUsability)}";
+}