Otherwise, slide files cannot be opened in Chat module
### What problem does this PR solve?
Backend Reason (API): In the api/utils/web_utils.py file of the backend,
the CONTENT_TYPE_MAP dictionary is missing ppt and pptx.
MIME type mapping. This means that when the frontend requests a PPTX
file, the backend cannot correctly inform the browser that it is a PPTX
file, resulting in the file being displayed incorrectly.
Type identification error.
### Type of change
- Bug Fix (non-breaking change which fixes an issue)
---------
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
### What problem does this PR solve?
Feat: add forgot password reset, solve #8547
### Type of change
- [X] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Add SMTP support for user invitation emails
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Add MCP dashboard functionalities list_tools and test_tool.
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Add MCP server dashboard operations.
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Fix potential SSRF attack vulnerability
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
Co-authored-by: liuhua <10215101452@stu.ecun.edu.cn>
### What problem does this PR solve?
Knowledge base management supports crawling information from web pages
and generating PDF documents
### Type of change
- [x] New Feature (Support document from web pages)
