Solution: LP-0019: AI-Powered Logos Ecosystem Onboarding Toolkit [Prize + Solution]

[serejandmyself]

Summary

This PR simultaneously proposes LP-0019* and submits the first solution, as all three components described are already built and live.
*LP-0018 already exists in PRs

Prize: LP-0019

Adds prizes/LP-0019.md, a new prize for an AI-powered Logos ecosystem onboarding toolkit covering:

1. A conversational AI documentation assistant (live at https://logos.staking.citizenweb3.com)
2. An AI agent skill for Logos node installation, upgrade, and status (installable via npx)
3. A block indexer and REST API for Logos testnet chain data

Solution: LP-0019

Adds solutions/LP-0019.md — submitted by CitizenWeb3. All three components are live and open-source.

Component	Repo	Live
AI Documentation Assistant	logos-onboarding-assistant	https://logos.staking.citizenweb3.com
AI Agent Node Skill	logos-node	npx @citizenweb3/ai-integrations logos-node
Block Indexer + API	logos-indexer-v0.1.2	https://github.com/citizenweb3/chain-data-indexer/tree/logos-indexer-v0.1.2#explorer-api, https://validatorinfo.com/

[github-actions]

❌ Validation failed

Fix before review:

• ❌ Solution PRs must only touch solutions/. Outside files: README.md prizes/LP-0019.md.
• ❌ Missing sections in solutions/LP-0019.md: ## Repository.

Warnings (non-blocking):

• ⚠️ No test files detected in linked repo.

ℹ️ Solution submission for LP-0019.
ℹ️ Checking repo: https://github.com/citizenweb3/ai-integrations

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Automated check. See solution template and TERMS.