feat: upload speed check & test record

[neo773]

This PR adds:

1. Network speed check: Measures upload speed to set video quality. uses macOS builtin networkQuality for private and secure speed tests.

2. Test recording: Performs a brief recording to validate setup during onboarding screen. Validates the segment and random frames.

/claim #73 /closes #73

[vercel[bot]]

@neo773 is attempting to deploy a commit to the Cap Software Inc Team on Vercel.

A member of the Team first needs to authorize it.

[neo773]

@Brendonovich

This is ready for review

https://github.com/user-attachments/assets/14f69979-0f4b-4595-8127-406b66c5da96