chore: snapshot editor work and restore tests

Key points:\n- restore the tests tree removed by bc47e6e\n- capture current editor workspace, scene, and docs reshuffle changes\n- keep local cloud.nvdb resources ignored from this commit

tests/fixtures/Resources/Mesh/triangle.obj

@@ -0,0 +1,9 @@
+o Triangle
+v 0.0 0.0 1.0
+v 1.0 0.0 1.0
+v 0.0 1.0 1.0
+vt 0.0 0.0
+vt 1.0 0.0
+vt 0.0 1.0
+vn 0.0 0.0 1.0
+f 1/1/1 2/2/1 3/3/1