chore: bunch of improvements

Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>

src/models/provider.ts

@@ -4,16 +4,18 @@
 
 import type { 
     ProviderInterface,
-    ProviderCapabilitiesInterface
+    ProviderCapabilitiesInterface,
+    ProviderModelInterface
 } from "@/types/provider";
 
-export class ProviderObject implements ProviderInterface {
+export class ProviderObject implements ProviderModelInterface {
 
     _data!: ProviderInterface;
 
     constructor() {
         this._data = {
             '@type': 'mail:provider',
+            version: 1,
             identifier: '',
             label: '',
             capabilities: {},
@@ -29,6 +31,12 @@ export class ProviderObject implements ProviderInterface {
         return this._data;
     }
 
+    clone(): ProviderObject {
+        const cloned = new ProviderObject();
+        cloned._data = { ...this._data };
+        return cloned;
+    }
+
     capable(capability: keyof ProviderCapabilitiesInterface): boolean {
         const value = this._data.capabilities?.[capability];
         return value !== undefined && value !== false;
@@ -43,10 +51,6 @@ export class ProviderObject implements ProviderInterface {
 
     /** Immutable Properties */
 
-    get '@type'(): string {
-        return this._data['@type'];
-    }
-
     get identifier(): string {
         return this._data.identifier;
     }