add mvi not as submodule

.config/mvi/scripts/freeze-window.lua

@@ -0,0 +1,14 @@
+-- credit to TheAMM
+
+local size_changed = false
+
+mp.register_idle(function()
+    if not size_changed then return end
+    local ww, wh = mp.get_osd_size()
+    if not ww or ww <= 0 or not wh or wh <= 0 then return end
+    mp.set_property("geometry", string.format("%dx%d", ww, wh))
+    size_changed = false
+end)
+
+mp.observe_property("osd-width", "native", function() size_changed = true end)
+mp.observe_property("osd-height", "native", function() size_changed = true end)