♻️ Rework various common classes

phpmon-common/PHP/HomebrewPackage.swift

@@ -0,0 +1,30 @@
+//
+//  HomebrewPackage.swift
+//  PHP Monitor
+//
+//  Copyright © 2021 Nico Verbruggen. All rights reserved.
+//
+
+import Foundation
+
+struct HomebrewPackage: Decodable {
+    
+    let name: String
+    let full_name: String
+    let aliases: [String]
+    let installed: [HomebrewInstalled]
+    let linked_keg: String?
+    
+    public var version: String {
+        return aliases.first!
+            .replacingOccurrences(of: "php@", with: "")
+    }
+    
+}
+
+struct HomebrewInstalled: Decodable {
+    let version: String
+    let built_as_bottle: Bool
+    let installed_as_dependency: Bool
+    let installed_on_request: Bool
+}