fix(desktop): to restore provider catalog

[ilyaZar]

Issue for this PR

Closes #37766

Type of change

• Bug fix

What does this PR do?

• use the desktop compatibility provider path to normalized ModelsDev snapshots
• restore the built-in provider catalog in desktop settings
• preserve model metadata and pricing required

regarding the last bullet point; this may be irrelevant thouhg , or the overall implementation for v2 goes somewhere in another direction

How did you verify your code works?

I installed the desktop app for the first time, the issue appeared, I was to wondering why the provider setup looks off, and fixed it. Now, the settings->provider view looks to my understanding as intended. See also the screenshots below

Screenshots / recordings

Before

After

Checklist

• I have tested my changes locally
• I have not included unrelated changes in this PR

[github-actions]

Hey! Your PR title fix opencode desktop app to restore provider catalog doesn't follow conventional commit format.

Please update it to start with one of:

• feat: or feat(scope): new feature
• fix: or fix(scope): bug fix
• docs: or docs(scope): documentation changes
• chore: or chore(scope): maintenance tasks
• refactor: or refactor(scope): code refactoring
• test: or test(scope): adding or updating tests

Where scope is the package name (e.g., app, desktop, opencode).

See CONTRIBUTING.md for details.

[github-actions]

Thanks for your contribution!

This PR doesn't have a linked issue. All PRs must reference an existing issue.

Please:

1. Open an issue describing the bug/feature (if one doesn't exist)
2. Add Fixes #<number> or Closes #<number> to this PR description

See CONTRIBUTING.md for details.

[ilyaZar]

Thanks for your contribution!

This PR doesn't have a linked issue. All PRs must reference an existing issue.

Please:

1. Open an issue describing the bug/feature (if one doesn't exist)
2. Add Fixes #<number> or Closes #<number> to this PR description

See CONTRIBUTING.md for details.

I now conformed as far as could to the template, please recheck the issue linked is provided in the second line

[github-actions]

Thanks for updating your PR! It now meets our contributing guidelines. 👍