Support for local logos without external hosting

**Is your feature request related to a problem? Please describe.**
We want to use a custom logo for our application, but we prefer not to host it externally.

**Describe the solution you'd like**
Allow specifying a local file path on the VM to use the logo directly.

**Describe alternatives you've considered**
Uploading and hosting the logo on an external server.

**Additional context**
No additional context.