* Improve ZIP package first impression (P0 items)

- Move hello-world/scan-single/read-image into basics/ subdirectory
- Inline favicon (base64) and logo SVG into index.html, remove loose files
- Fix scan-a-single-barcode.html title (was copy-pasted from hello-world)
- Add meta description, keywords, and canonical tags to all basics samples
- Update all links in index.html and README.md to reflect new paths
EOF
)

* Fix remaining P0 issues and add README.html

- Fix canonical URL in read-an-image.html (missing basics/ path)
- Fix canonical URL in read-and-parse-GS1-AI (wrong sub-path)
- Add LICENSE ALERT comment to hello-world.html and scan-a-single-barcode.html for consistency
- Fix documentation link in README.md (point to user-guide)
- Add styled README.html for local/ZIP readability

* Align README.html and README.md content

* Add file:// detection tip to camera-based basics samples

Show a non-blocking yellow banner when opened via file:// suggesting
the user serve the page from a web server for the best experience.

* Add .gitattributes to slim down ZIP downloads

* Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Justin-dynamsoft <117710848+Justin-dynamsoft@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>