[Components] instant

# instant
## URLs
- https://www.instantdb.com/docs/backend
## Webhook Sources
### new-message-instant
#### Description
Emit new event when a new message is received. User can specify required filters such as message type (e.g., text, image) or sender to narrow the events.
### new-user-signed-up-instant
#### Description
Emit new event when a new user signs up on the app. Optionally allow filtering by user properties such as location or role.
### new-notification-instant
#### Description
Emit new event when a new notification is triggered for a user. Users can optionally specify notification types or priority levels to filter the events.
## Actions
### send-message
#### Description
Send a message to a specified recipient. Required inputs include recipient ID and message content. Optionally, specify message type (e.g., text, image) or additional metadata.
### create-notification
#### Description
Create a notification for a specified user. Required inputs include user ID and notification content. Optionally, specify notification type or priority.
### update-user-profile
#### Description
Update a user's profile information. Required inputs include user ID and one or more profile fields to update. Optionally, specify multiple fields for batch updates.