Update readme

[kienvo]

Update readme and add some preview images.

Summary by Sourcery

Documentation:

• Enhance the README with detailed information about the Badge Magic LED casing design files, related repositories, purchasing options, and tools used.

[sourcery-ai]

Reviewer's Guide by Sourcery

The PR enhances the repository's README.md by adding comprehensive documentation about the Badge Magic LED casing project. The changes include adding sections for related repositories, purchasing information, required tools, and visual documentation through rendered and actual product images.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Added comprehensive documentation sections to the README	Added links to related Badge Magic repositories (firmware, hardware, Android app) Included purchasing information with link to FOSSASIA Shop Listed FreeCad as the required tool for working with the design files Added project description identifying the repository's purpose	README.md
Added visual documentation with product images	Included rendered images showing front and back views Added photos of the actual printed case with PCB in assembled and disassembled states	README.md docs/images/front-rendered.png docs/images/back-rendered.png docs/images/case-with-pcb-disassembled.jpg docs/images/case-with-pcb.jpg

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[sourcery-ai]

Hey @kienvo - I've reviewed your changes - here's some feedback:

Overall Comments:

• There are a couple of minor text issues to fix: 'Redered' should be 'Rendered' in the image section headers, and 'get a the board' should be 'get the board' in the Buy Device section.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟡 Documentation: 2 issues found

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[sourcery-ai]

issue (documentation): Fix typo: 'Redered' should be 'Rendered'

[sourcery-ai]

issue (documentation): Remove redundant article 'a' in sentence

[sourcery-ai]

Hey @kienvo - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟡 Documentation: 2 issues found

---

Sourcery is free for open source - if you like our reviews please consider sharing them ✨

• X
• Mastodon
• LinkedIn
• Facebook

_{Help me be more useful! Please click 👍 or 👎 on each comment and I'll use the feedback to improve your reviews.}

[sourcery-ai]

suggestion (documentation): Consider providing a more specific shop link

The current link is to the main website. A direct link to the product page would be more helpful for users looking to purchase.

Suggested change

	You can get a board at the [FOSSASIA Shop](https://fossasia.com).
	You can get a board at the [FOSSASIA Shop](https://shop.fossasia.com/collections/pslab).

[sourcery-ai]

nitpick (documentation): Fix capitalization of FreeCAD