### What problem does this PR solve?
Introduce 5 new tables, including model groups and provider instance.
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
- [x] Refactoring
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Signed-off-by: Jin Hai <haijin.chn@gmail.com>
### What problem does this PR solve?
As title.
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
- [x] Refactoring
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Signed-off-by: Jin Hai <haijin.chn@gmail.com>
### What problem does this PR solve?
Add command: logout
### 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?
- GENERATE TOKENS OF USER 'xxx@xxx.com'
- DROP KEY 'ragflow-yyyyy' OF 'xxx@xxx.com'
- LIST KEYS OF 'xxx@xxx.com'
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
---------
Signed-off-by: Jin Hai <haijin.chn@gmail.com>