Yattee v2 rewrite

Yattee/Models/PeerTubeDirectoryInstance.swift

@@ -0,0 +1,47 @@
+//
+//  PeerTubeDirectoryInstance.swift
+//  Yattee
+//
+//  Model for PeerTube instances from the public directory.
+//
+
+import Foundation
+
+/// Represents a PeerTube instance from the public directory at instances.joinpeertube.org.
+struct PeerTubeDirectoryInstance: Identifiable, Decodable, Sendable {
+    let id: Int
+    let host: String
+    let name: String
+    let shortDescription: String?
+    let version: String?
+    let signupAllowed: Bool
+    let languages: [String]
+    let country: String?
+    let totalUsers: Int
+    let totalVideos: Int
+    let totalLocalVideos: Int?
+    let health: Int?
+    let createdAt: String?
+
+    /// Constructs the full URL for this instance.
+    var url: URL? {
+        URL(string: "https://\(host)")
+    }
+}
+
+/// Response wrapper for the PeerTube instances directory API.
+struct PeerTubeDirectoryResponse: Decodable, Sendable {
+    let total: Int
+    let data: [PeerTubeDirectoryInstance]
+}
+
+/// Filters for browsing the PeerTube instance directory.
+struct PeerTubeDirectoryFilters: Equatable, Sendable {
+    var searchText: String = ""
+    var language: String? = nil
+    var country: String? = nil
+
+    var isDefault: Bool {
+        searchText.isEmpty && language == nil && country == nil
+    }
+}