Add multi-language option

ResumeBuilder/Data/CVInfo.swift

@@ -9,6 +9,8 @@ struct Titled<Content> {
 
 struct CVInfo {
 
+    let language: String
+
     let top: TopInfo
 
     let work: Titled<CareerStation>
@@ -21,5 +23,27 @@ struct CVInfo {
 
     let about: Titled<String>
 
-    let footer: [String]
+    let footer: String
+}
+
+extension CVInfo: Identifiable {
+
+    var id: String {
+        language
+    }
+}
+
+extension CVInfo: Equatable {
+
+    static func == (lhs: CVInfo, rhs: CVInfo) -> Bool {
+        lhs.language == rhs.language
+    }
+
+}
+
+extension CVInfo: Hashable {
+
+    func hash(into hasher: inout Hasher) {
+        hasher.combine(language)
+    }
 }