docs: add mac manual prebuild

[somethingwentwell]

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name: pull request about: submit changes to the project title: "[pr] " labels: '' assignees: ''

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description

Introduced option to skip pre_build script and manually copy files in docs, for the MacBook where script may fail.

Successfully build with M1, M2 and M3 Macbook Pro.

related issue: https://github.com/mediar-ai/screenpipe/issues/460, https://github.com/mediar-ai/screenpipe/issues/382

type of change

• [ ] bug fix
• [ ] new feature
• [ ] breaking change
• [x] documentation update

how to test

checklist

• [x] i have read the CONTRIBUTING.md file
• [ ] i have added the custom cursor AI prompt to my settings as mentioned in CONTRIBUTING.md and used to write this PR
• [ ] my code follows the project's style guidelines
• [ ] i have performed a self-review of my code
• [ ] i have updated the documentation if necessary
• [ ] my changes generate no new warnings
• [ ] i have added tests that prove my fix is effective or that my feature works
• [ ] all tests pass locally with my changes

additional notes

any other relevant information about the pr.