Feature (canvas): Add Api for download "message" component output's f…

…ile (#11772)

### What problem does this PR solve?

-Add Api for download "message" component output's file 
-Change the attachment output type check from tuple to
dictionary,because 'attachement' is not instance of tuple
-Update the message type to message_end to avoid the problem that
content does not send an error message when the message type is ans
["data"] ["content"]

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
- [x] New Feature (non-breaking change which adds functionality)

Feat: Fixed an issue where modifying fields in the agent operator cau…

…sed the loss of structured data. #10427 (#11388)

### What problem does this PR solve?

Feat: Fixed an issue where modifying fields in the agent operator caused
the loss of structured data. #10427

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

Docs: Update version references to v0.22.0 in READMEs and docs (#11211)

### What problem does this PR solve?

- Update version tags in README files (including translations) from
v0.21.1 to v0.22.0
- Modify Docker image references and documentation to reflect new
version
- Update version badges and image descriptions
- Maintain consistency across all language variants of README files

### Type of change

- [x] Documentation Update

Docs: How to use MinerU to parse pdf documents (#10763)

### What problem does this PR solve?



### Type of change

- [x] Documentation Update

Fix admin: can't read config and empty line error (#10574)

### What problem does this PR solve?

As title.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

Signed-off-by: Jin Hai <[email protected]>

Docs: Added v0.20.5 release notes. (#10014)

### What problem does this PR solve?

_Briefly describe what this PR aims to solve. Include background context
that will help reviewers understand the purpose of the PR._

### Type of change

- [x] Documentation Update

Fix: search list permission (#9767)

### What problem does this PR solve?

Search list permission.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

Docs: Updated v0.20.3 release notes (#9583)

### What problem does this PR solve?
### Type of change

- [x] Documentation Update

---------

Co-authored-by: Kevin Hu <[email protected]>

Fix (next search): Optimize the search problem interface and related …

…functions #3221 (#9569)

### What problem does this PR solve?

Fix (next search): Optimize the search problem interface and related
functions #3221

-Add search_id to the retrievval_test interface
-Optimize handleSearchStrChange and handleSearch callbacks to determine
whether to enable AI search based on search configuration

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

Refa: code format. (#9342)

### What problem does this PR solve?


### Type of change

- [x] Refactoring