### What problem does this PR solve?
Two commands are used for ingestion file testing
```
RAGFlow(api/default)> chunk 'file' with 'dsl';
Chunk file: file, DSL: dsl
SUCCESS
RAGFlow(api/default)> parse file 'filename' chat 'xxx';
Success to parse local file "filename", vision: , chat: xxx, asr: , ocr: , embedding: , doc_parse:
SUCCESS
```
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
Signed-off-by: Jin Hai <haijin.chn@gmail.com>
### What problem does this PR solve?
```
RAGFlow(api/default)> use admin
SUCCESS
RAGFlow(api/default)> use api 'abc';
SUCCESS
```
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
---------
Signed-off-by: Jin Hai <haijin.chn@gmail.com>