Add first source scanning

WebsiteGenerator/Extensions/Decodable+Extensions.swift

@@ -0,0 +1,8 @@
+import Foundation
+
+extension JSONDecoder {
+
+    func decode<T>(from data: Data) throws -> T where T: Decodable {
+        try self.decode(T.self, from: data)
+    }
+}

WebsiteGenerator/Extensions/Optional+Extensions.swift

@@ -9,4 +9,20 @@ extension Optional {
         }
         return nil
     }
+
+    @discardableResult
+    func ifNil(_ closure: () -> Void) -> Self {
+        if self == nil {
+            closure()
+        }
+        return self
+    }
+
+    @discardableResult
+    func ifNotNil(_ closure: () -> Void) -> Self {
+        if self != nil {
+            closure()
+        }
+        return self
+    }
 }