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added link to the docs of the hass object in custom-card.md (#1720)

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* added link to the docs of the hass object in custom-card.md

Added a link to the docs for the hass object in the API section of the document.

* Update docs/frontend/custom-ui/custom-card.md

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Co-authored-by: Paulus Schoutsen <paulus@home-assistant.io>
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Harvey 2023-03-20 03:49:21 +00:00 committed by GitHub
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docs/frontend/custom-ui/custom-card.md
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@ -78,7 +78,7 @@ Custom cards are defined as a [custom element](https://developer.mozilla.org/en-
Home Assistant will call `setConfig(config)` when the configuration changes (rare). If you throw an exception if the configuration is invalid, Home Assistant will render an error card to notify the user.
Home Assistant will set the `hass` property when the state of Home Assistant changes (frequent). Whenever the state changes, the component will have to update itself to represent the latest state.
Home Assistant will set [the `hass` property](/docs/frontend/data/) when the state of Home Assistant changes (frequent). Whenever the state changes, the component will have to update itself to represent the latest state.
Your card can define a `getCardSize` method that returns the size of your card as a number or a promise that will resolve to a number. A height of 1 is equivalent to 50 pixels. This will help Home Assistant distribute the cards evenly over the columns. A card size of `1` will be assumed if the method is not defined.