Add Hermes Tweet plugin

[kriptoburak]

Summary

• add Hermes Tweet to the Claude plugins marketplace
• register a source-native plugin entry in .claude-plugin/marketplace.json
• add a namespaced research command and read-first Hermes Tweet skill

Refs #1.

Validation

• python3 -m json.tool .claude-plugin/marketplace.json
• claude plugin validate .
• git diff --check
• new Hermes Tweet files checked as ASCII-only
• curl -fsI https://github.com/Xquik-dev/hermes-tweet
• curl -fsI https://github.com/Xquik-dev/hermes-tweet/blob/master/.claude-plugin/plugin.json
• added-line secret scan found no matches

[kriptoburak]

If this is useful and you merge it after checks pass, feel free to share the PR on X/Twitter and mention my handle, burakbayir. I can repost or retweet it to my 24k followers of developers and power users, which may help more relevant users discover this repo.