Add BCOS vs Nucleus Verify comparison page

[HuiNeng6]

Summary

This PR adds a comparison page at /static/bcos/compare.html\ showcasing BCOS v2 vs Altermenta Nucleus Verify.

Features

• Matches rustchain.org vintage terminal aesthetic
• Side-by-side feature comparison table
• Links to BCOS verification page and documentation
• Responsive design with CRT scanline effects

Key Differentiators Highlighted

Feature	BCOS v2	Nucleus Verify
Price	Free (MIT)	-50/mo
Source	Open source	Proprietary
On-chain proof	RustChain BLAKE2b	None
Offline scanning	Full local engine	Cloud API only
Human review	L2 Ed25519 sigs	Fully automated
Trust score	Transparent formula	Opaque
CLI	clawrtc bcos	Web only
Community	183 stars, 18mo	0 stars, 6 days

Bounty

Closes #2294

Wallet Address

\9dRRMiHiJwjF3VW8pXtKDtpmmxAPFy3zWgV2JY5H6eeT\

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Every CPU deserves dignity.

[github-actions]

Welcome to RustChain! Thanks for your first pull request.

Before we review, please make sure:

• Your PR has a BCOS-L1 or BCOS-L2 label
• New code files include an SPDX license header
• You've tested your changes against the live node

Bounty tiers: Micro (1-10 RTC) | Standard (20-50) | Major (75-100) | Critical (100-150)

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