Template support for input parameters (#4)

This PR contains the work done to support input parameters for the `create` command of the executable target, and to render content dynamically for the newly-generated project.

Reviewed-on: #4
Co-authored-by: Javier Cicchelli <javier@rock-n-code.com>
Co-committed-by: Javier Cicchelli <javier@rock-n-code.com>

Library/Sources/Public/Models/Project.swift

@@ -0,0 +1,13 @@
+public struct Project: Equatable, Sendable {
+    
+    // MARK: Properties
+    
+    let name: String
+    
+    // MARK: Initialisers
+    
+    public init(name: String) {
+        self.name = name
+    }
+    
+}