This PR addresses the user inquiry about "新版的企业微信流程审批" (new version WeChat Enterprise workflow approval) by providing comprehensive documentation that clarifies WxJava already has full support for this functionality.

Issue Analysis

The user asked about support for the new version of WeChat Enterprise workflow approval referencing document 91853. After thorough investigation, it was discovered that:

1. The main API endpoint /cgi-bin/oa/applyevent is already implemented in WxCpOaService.apply()
2. The implementation already references the exact documentation URL (91853) provided in the issue
3. Comprehensive approval workflow support exists across multiple service classes

What's Added

📖 Comprehensive Usage Guide (weixin-java-cp/APPROVAL_WORKFLOW_GUIDE.md)

A bilingual (Chinese/English) documentation covering:

• Complete overview of existing approval workflow features
• API endpoint mappings to implementation methods
• Detailed usage examples with code snippets
• Multi-account configuration guidance
• References to official WeChat documentation

🎯 Complete Demo Implementation (WxCpApprovalWorkflowDemo.java)

A comprehensive demonstration class showing:

// Submit approval application
WxCpOaApplyEventRequest request = new WxCpOaApplyEventRequest()
 .setCreatorUserId("userId")
 .setTemplateId("templateId")
 .setApplyData(/* approval content */);
String spNo = wxCpService.getOaService().apply(request);
// Get approval details
WxCpApprovalDetailResult result = wxCpService.getOaService().getApprovalDetail(spNo);
// Batch operations and template management

Existing Implementation Coverage

The following APIs are already fully implemented:

• ✅ Submit Approval Application (/cgi-bin/oa/applyevent) - Document 91853
• ✅ Get Approval Details (/cgi-bin/oa/getapprovaldetail)
• ✅ Batch Get Approval Numbers (/cgi-bin/oa/getapprovalinfo)
• ✅ Approval Process Engine (/cgi-bin/corp/getopenapprovaldata)
• ✅ Template Management (create, update, get details)
• ✅ Third-party application support via WxCpTpOAService
• ✅ Multi-account configuration support

Key Finding

No new implementation was required. The "new version" workflow approval functionality referenced in the issue is already comprehensively supported in WxJava. This documentation helps users discover and utilize the existing robust approval workflow capabilities.

Fixes #3434.

💡 You can make Copilot smarter by setting up custom instructions, customizing its development environment and configuring Model Context Protocol (MCP) servers. Learn more Copilot coding agent tips in the docs.