feat: Implement OAuth2 authentication with Microsoft, Google, and PocketId

- Added JWT configuration to appsettings.json for secure token handling.
- Updated config.json to include OAuth provider details for Microsoft, Google, and PocketId.
- Added Microsoft icon SVG for UI representation.
- Refactored app.config.ts to use a custom AuthInterceptor for managing access tokens.
- Enhanced auth route guard to handle asynchronous authentication checks.
- Created new auth models for structured request and response handling.
- Developed a callback component to manage user login states and transitions.
- Updated side-login component to support multiple OAuth providers with loading states.
- Implemented authentication service methods for handling OAuth login flows and token management.
- Added error handling and user feedback for authentication processes.

Web/public/images/svgs/microsoft-icon.svg

@@ -0,0 +1,6 @@
+<svg width="28" height="28" viewBox="0 0 28 28" fill="none" xmlns="http://www.w3.org/2000/svg">
+<rect x="2" y="2" width="11" height="11" fill="#F25022"/>
+<rect x="15" y="2" width="11" height="11" fill="#7FBA00"/>
+<rect x="2" y="15" width="11" height="11" fill="#00A4EF"/>
+<rect x="15" y="15" width="11" height="11" fill="#FFB900"/>
+</svg>