Refactor InstantPageUI and related modules

submodules/InstantPageUI/Sources/InstantPageMedia.swift

@@ -0,0 +1,23 @@
+import Foundation
+import Postbox
+import TelegramCore
+
+public struct InstantPageMedia: Equatable {
+    public let index: Int
+    public let media: Media
+    public let url: InstantPageUrlItem?
+    public let caption: RichText?
+    public let credit: RichText?
+    
+    public init(index: Int, media: Media, url: InstantPageUrlItem?, caption: RichText?, credit: RichText?) {
+        self.index = index
+        self.media = media
+        self.url = url
+        self.caption = caption
+        self.credit = credit
+    }
+    
+    public static func ==(lhs: InstantPageMedia, rhs: InstantPageMedia) -> Bool {
+        return lhs.index == rhs.index && lhs.media.isEqual(to: rhs.media) && lhs.url == rhs.url && lhs.caption == rhs.caption && lhs.credit == rhs.credit
+    }
+}