Create issue submission tutorial (images + video) for non-GitHub users

[jessie-coco]

Background

Users unfamiliar with GitHub find it difficult to submit issues/feedback. Need a comprehensive tutorial covering ALL submission methods AND dispatch channels.

Kevin directive: "你现在支持多少种投递方式 都要介绍"

Scope — Complete ClawMark Capability Guide

Submission Methods (3)

1. Chrome Extension — text selection, screenshot, annotation, side panel
2. Embedded Widget — JS SDK for embedding in any website
3. REST API — POST /api/v2/items programmatic access

Dispatch Channels (10)

1. GitHub Issues
2. GitLab Issues
3. Lark / Feishu (card messages)
4. Telegram (bot push)
5. Slack
6. Email (Resend/SendGrid)
7. Jira Cloud
8. Linear
9. Generic Webhook
10. HxA Connect

Smart Routing

• Priority/tag/URL-based rule matching
• Multi-channel dispatch

Requirements

• Format: Images (step-by-step screenshots) + short video per method
• Audience: Non-technical users AND project maintainers (config)
• Language: Chinese (primary)
• Each submission method: how to use (user perspective)
• Each dispatch channel: how to configure (admin perspective)
• Smart routing: how to set up rules

Requested by Kevin in TG group (2026-03-20).

[jessie-coco]

Assigned to Boot. Kevin priority — 补充分发渠道配置教程 (distribution channel setup tutorial).