chore: enable react-hooks/rules-of-hooks and resolve conditional hook calls

[aminamos]

Summary:

Resolves #160.
Enables react-hooks/rules-of-hooks in ESLint configuration and restructures conditional hook calls in GBFS and feed detail components.

Expected behavior:

Hooks are called in uniform order without conditional invocation branches.

Testing tips:

1. Checkout feat/160-eslint-react-hooks.
2. Run yarn lint.

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• Run the unit tests with yarn test to make sure you didn't break anything
• Add or update any needed documentation to the repo
• Format the title like "feat: [new feature short description]". Title must follow the Conventional Commit Specification(https://www.conventionalcommits.org/en/v1.0.0/).
• Linked all relevant issues
• Include screenshot(s) showing how this pull request works and fixes the issue(s)

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✅ Alessandro100
❌ aminamos
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