Problem with load data during startup application on windows

[tomaszsmy]

Describe the bug On windows during start application can't load data because file path is invalid.

To Reproduce Steps to reproduce the behavior:

1. Run application on Windows
2. Login to application
3. Educational content is empty

Expected behavior Path to files on windows should is set correctly.

Screenshots

[tomaszsmy]

https://github.com/elimu-ai/webapp/pull/1590