#56: Added platform version requirements to Package file. Again.

https://stackoverflow.com/a/67422901/453435

Author: KyNorthstar

Package.swift

@@ -5,6 +5,14 @@ import PackageDescription
 
 let package = Package(
     name: "RectangleTools",
+    
+    platforms: [
+        .macOS(.v10_15),
+        .iOS(.v13),
+        .tvOS(.v13),
+        .watchOS(.v6),
+    ],
+    
     products: [
         // Products define the executables and libraries produced by a package, and make them visible to other packages.
         .library(
@@ -13,7 +21,7 @@ let package = Package(
     ],
     dependencies: [
         // Dependencies declare other packages that this package depends on.
-         .package(url: "https://github.com/RougeWare/Swift-MultiplicativeArithmetic.git", from: "1.0.0"),
+        .package(url: "https://github.com/RougeWare/Swift-MultiplicativeArithmetic.git", from: "1.0.0"),
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.