pangolinfo: add ai serp plugin

[shiyangx]

Plugin Submission Form

1. Metadata

• Plugin Author: pangolinfo
• Plugin Name: pangolinfo-ai-serp
• Repository URL: https://github.com/pangolinet-com/pangolinfo-ai-serp

2. Submission Type

• New plugin submission
• Version update for existing plugin

3. Description

4. Checklist

• I have read and followed the Publish to Dify Marketplace guidelines
• I have read and comply with the Plugin Developer Agreement
• I confirm my plugin works properly on both Dify Community Edition and Cloud Version
• I confirm my plugin has been thoroughly tested for completeness and functionality
• My plugin brings new value to Dify

5. Documentation Checklist

Please confirm that your plugin README includes all necessary information:

• Step-by-step setup instructions
• Detailed usage instructions
• All required APIs and credentials are clearly listed
• Connection requirements and configuration details
• Link to the repository for the plugin source code

6. Privacy Protection Information

Based on Dify Plugin Privacy Protection Guidelines:

Data Collection

Privacy Policy

• I confirm that I have prepared and included a privacy policy in my plugin package based on the Plugin Privacy Protection Guidelines

[crazywoola]

Thanks for the submission. I ran the marketplace pre-checks locally for PR #2203.

Check	Status	Required action
Single .difypkg	✅ Pass	None
PR language	✅ Pass	None
Project structure (manifest.yaml, README.md, PRIVACY.md, _assets/)	✅ Pass	None
Manifest author	✅ Pass	None
Icon validation	✅ Pass	None
Version availability	✅ Pass	None
README language	❌ Fail	Remove the Chinese text from the root README.md. Please keep the root README English-only and move localized content to a multilingual README file if needed: https://docs.dify.ai/en/develop-plugin/features-and-specs/plugin-types/multilingual-readme#multilingual-readme
PRIVACY.md exists and is non-empty	✅ Pass	None
Dependencies install	✅ Pass	None
dify_plugin version	❌ Fail	Update the lower bound to >=0.5.0 in both requirements.txt and pyproject.toml
Install test	✅ Pass	None
Packaging test	✅ Pass	None

Next steps

• Remove the Chinese line 点击图片可查看完整电子表格 from the root README.md so the root README stays English-only.
• Bump the dify_plugin dependency floor from >=0.4.0 to >=0.5.0 in both dependency files.

Once those two items are fixed, this PR should be ready for another pass.