Initial public release of Warp.

Repo-Sync-Origin: warpdotdev/warp-internal@12af1d983b

crates/persistence/migrations/2021-11-03-015315_add_panes/down.sql

@@ -0,0 +1,7 @@
+ALTER TABLE tabs ADD cwd TEXT;
+
+UPDATE tabs set cwd = (SELECT pane_leaves.cwd from pane_nodes join pane_leaves where tabs.id = pane_nodes.tab_id order by pane_leaves.id limit 1);
+
+DROP TABLE pane_leaves;
+DROP TABLE pane_branches;
+DROP TABLE pane_nodes;