fix: disable drag and link preview for text editor in compose scene

Mastodon/Scene/Compose/ComposeViewController.swift

@@ -767,6 +767,22 @@ extension ComposeViewController: UITextViewDelegate {
         return autoCompleteInfo
     }
 
+    func textView(_ textView: UITextView, shouldInteractWith URL: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool {
+        if textView === textEditorView()?.textView {
+            return false
+        }
+
+        return true
+    }
+
+    func textView(_ textView: UITextView, shouldInteractWith textAttachment: NSTextAttachment, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool {
+        if textView === textEditorView()?.textView {
+            return false
+        }
+
+        return true
+    }
+
 }
 
 // MARK: - TextEditorViewTextAttributesDelegate

Mastodon/Scene/Compose/TableViewCell/ComposeStatusContentTableViewCell.swift

@@ -27,6 +27,7 @@ final class ComposeStatusContentTableViewCell: UITableViewCell {
         metaText.textView.backgroundColor = .clear
         metaText.textView.isScrollEnabled = false
         metaText.textView.keyboardType = .twitter
+        metaText.textView.textDragInteraction?.isEnabled = false    // disable drag for link and attachment
         metaText.textView.textContainer.lineFragmentPadding = 10    // leading inset
         metaText.textView.font = UIFontMetrics(forTextStyle: .body).scaledFont(for: .systemFont(ofSize: 17, weight: .regular))
         metaText.textView.attributedPlaceholder = {