feat: Begins static pressure feature

Package.swift

@@ -14,6 +14,7 @@ let package = Package(
     .library(name: "CalculateAtFeature", targets: ["CalculateAtFeature"]),
     .library(name: "EstimatedPressureDependency", targets: ["EstimatedPressureDependency"]),
     .library(name: "SharedModels", targets: ["SharedModels"]),
+    .library(name: "StaticPressureFeature", targets: ["StaticPressureFeature"]),
   ],
   dependencies: [
     .package(
@@ -62,5 +63,13 @@ let package = Package(
         "SharedModels"
       ]
     ),
+    .target(
+      name: "StaticPressureFeature",
+      dependencies: [
+        "SharedModels",
+        "Styleguide",
+        .product(name: "ComposableArchitecture", package: "swift-composable-architecture"),
+      ]
+    ),
   ]
 )

Sources/SharedModels/EquipmentMeasurement.swift

@@ -25,6 +25,7 @@ public enum EquipmentMeasurement: Equatable {
   
   public struct AirHandler: Equatable {
 
+    @Positive
     public var airflow: Double?
 
     @Positive
@@ -60,6 +61,7 @@ public enum EquipmentMeasurement: Equatable {
   
   public struct FurnaceAndCoil: Equatable {
 
+    @Positive
     public var airflow: Double?
 
     @Positive

Sources/StaticPressureFeature/StaticPressureView.swift

@@ -0,0 +1 @@
+import Foundation