add follow directly from a note feature

app/src/main/java/com/vitorpamplona/amethyst/ui/note/NoteCompose.kt

@@ -629,6 +629,17 @@ fun NoteDropDownMenu(note: Note, popupExpanded: Boolean, onDismiss: () -> Unit,
         expanded = popupExpanded,
         onDismissRequest = onDismiss
     ) {
+        if (note.author != accountViewModel.accountLiveData.value?.account?.userProfile()) {
+
+            DropdownMenuItem(onClick = {
+                accountViewModel.follow(
+                    note.author ?: return@DropdownMenuItem
+                ); onDismiss()
+            }) {
+                Text(stringResource(R.string.follow))
+            }
+            Divider()
+        }
         DropdownMenuItem(onClick = { clipboardManager.setText(AnnotatedString(accountViewModel.decrypt(note) ?: "")); onDismiss() }) {
             Text(stringResource(R.string.copy_text))
         }

app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -113,7 +113,9 @@ class AccountViewModel(private val account: Account): ViewModel() {
     account.prefer(source, target, preference)
   }
 
-
+  fun follow(user: User) {
+    account.follow(user)
+  }
 
 
 }