Initial open source release

deploy/migrations/0032_user_update_channel_available.down.sql

@@ -0,0 +1,23 @@
+ALTER TABLE user_update_events
+    DROP CONSTRAINT IF EXISTS user_update_events_type_check;
+
+ALTER TABLE user_update_events
+    ADD CONSTRAINT user_update_events_type_check CHECK (
+        event_type IN (
+            'new_message',
+            'read_history_inbox',
+            'read_history_outbox',
+            'edit_message',
+            'contacts_reset',
+            'dialog_pinned',
+            'pinned_dialogs',
+            'dialog_unread_mark',
+            'peer_settings',
+            'delete_messages',
+            'dialog_filter',
+            'dialog_filter_order',
+            'dialog_filters',
+            'folder_peers',
+            'noop'
+        )
+    );