Sync when files are changed instead of on a schedule

[tbodt]

What type of request is this?

Enhancement of an existing feature

Clear and concise description of the feature you are proposing

I wish the app would automatically sync whenever files are modified on the client or the server, like other similar projects like Dropbox and Nextcloud support.

Validations

• Check the feature is not already implemented in the project.
• Check that there isn't already an issue that request the same feature to avoid creating a duplicate.
• Check that the feature is technically feasible and aligns with the project's goals.