docs/snippets/common/storybook-main-register-presets-managerentry.js.mdx
```js
// .storybook/main.js
module.exports = {
addons: [
'@storybook/addon-storysource/register', // A managerEntry registered here, in this case from the storysource addon.
'@storybook/addon-docs/preset', // A preset registered here, in this case from the addon-docs addon.
],
};
```