## ℹ️ Description
Refactors and reorganizes documentation to improve navigation and keep
the README concise.
- Link to the related issue(s): Issue #N/A
- Describe the motivation and context for this change.
- The README had grown long and duplicated detailed config/ad
references; this consolidates docs into focused guides and adds an
index.
## 📋 Changes Summary
- Add dedicated docs pages for configuration, ad configuration, update
checks, and a docs index.
- Slim README and CONTRIBUTING to reference dedicated guides and clean
up formatting/markdownlint issues.
- Refresh browser troubleshooting and update-check guidance; keep the
update channel name aligned with schema/implementation.
- Add markdownlint configuration for consistent docs formatting.
### ⚙️ Type of Change
Select the type(s) of change(s) included in this pull request:
- [ ] 🐞 Bug fix (non-breaking change which fixes an issue)
- [x] ✨ New feature (adds new functionality without breaking existing
usage)
- [ ] 💥 Breaking change (changes that might break existing user setups,
scripts, or configurations)
## ✅ Checklist
Before requesting a review, confirm the following:
- [x] I have reviewed my changes to ensure they meet the project's
standards.
- [x] I have tested my changes and ensured that all tests pass (`pdm run
test`).
- [x] I have formatted the code (`pdm run format`).
- [x] I have verified that linting passes (`pdm run lint`).
- [x] I have updated documentation where necessary.
By submitting this pull request, I confirm that you can use, modify,
copy, and redistribute this contribution, under the terms of your
choice.
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
* **Documentation**
* Reorganized and enhanced contributing guidelines with improved
structure and formatting
* Streamlined README with better organization and updated installation
instructions
* Added comprehensive configuration reference documentation for
configuration and ad settings
* Improved browser troubleshooting guide with updated guidance,
examples, and diagnostic information
* Created new documentation index for easier navigation
<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
