### What problem does this PR solve?

1. Module init won't connect database any more.
2. Config in settings need to be used with settings.CONFIG_NAME

### Type of change

- [x] Refactoring

Signed-off-by: jinhai <haijin.chn@gmail.com>

### What problem does this PR solve?


### Type of change

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

### What problem does this PR solve?

Integration with Infinity

- Replaced ELASTICSEARCH with dataStoreConn
- Renamed deleteByQuery with delete
- Renamed bulk to upsertBulk
- getHighlight, getAggregation
- Fix KGSearch.search
- Moved Dealer.sql_retrieval to es_conn.py


### Type of change

- [x] Refactoring

### What problem does this PR solve?

Unified API response json schema

### Type of change

- [x] Refactoring

### What problem does this PR solve?

#2977

### Type of change

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

### What problem does this PR solve?

#2687

### Type of change

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

### What problem does this PR solve?

#2465

### Type of change

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

### What problem does this PR solve?
#2247

### Type of change

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

### What problem does this PR solve?
 #2247

### Type of change

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

### What problem does this PR solve?

Related source file is in Windows/DOS format, they are format to Unix
format.

### Type of change

- [x] Refactoring

Signed-off-by: Jin Hai <haijin.chn@gmail.com>

### What problem does this PR solve?

#1594

### Type of change

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

### What problem does this PR solve?
This PR solves the problem that when you delete selected chunks, the
chunks can be deleted but Chunk Number doesn't change. Now you delete
one chunk, the Chunk Number is reduced by one, delete two chunks, the
Chunk Number is reduced by two...
#900


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

Signed-off-by: seaver <zhudan187@qq.com>

### What problem does this PR solve?
fix function create to slove the problem of creating a chunk and
increasing the chunk number by 2.


### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue) #900

---------

Signed-off-by: seaver <zhudan187@qq.com>

### What problem does this PR solve?


### Type of change

- [x] Refactoring

### What problem does this PR solve?

fix bug: [1159](https://github.com/infiniflow/ragflow/issues/1159)
using embd which user configured at knowledgebase when create new chunk
in database

### Type of change

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

### What problem does this PR solve?
as title
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)

### What problem does this PR solve?

feat: add rerank models to the project #724 #162

### Type of change

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

### What problem does this PR solve?

#922 
### Type of change

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

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

### What problem does this PR solve?

#757

### Type of change

- [x] Refactoring

Signed-off-by: Jin Hai <haijin.chn@gmail.com>

### What problem does this PR solve?

### Type of change

- [x] Refactoring

### What problem does this PR solve?

### Type of change

- [x] Refactoring

### What problem does this PR solve?


Issue link:#326

### Type of change

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

### What problem does this PR solve?


Issue link:#345

### Type of change

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

### What problem does this PR solve?

Issue link:#337

### Type of change

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

### 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._

Issue link:#[[Link the issue
here](https://github.com/infiniflow/ragflow/issues/209)]

### Type of change

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

* fix position extraction bug

* remove delimiter for naive parser

* Update .gitignore

* Update .gitignore

* Add resume parser and fix bugs

* add front end code

* change licence

* rename web_server to API

* change name to web_server