* QWeb bodies should be markup-safe so `0` should always be markup-safe. * `head` is qweb-rendered so the same. * The `json` pseudo-module in qweb templates is `json.scriptsafe`, which should be markup-safe.
* QWeb bodies should be markup-safe so `0` should always be markup-safe. * `head` is qweb-rendered so the same. * The `json` pseudo-module in qweb templates is `json.scriptsafe`, which should be markup-safe.