### What problem does this PR solve? As title ### Type of change - [x] Refactoring Signed-off-by: Jin Hai <haijin.chn@gmail.com>
### What problem does this PR solve? Implement retrieval_test in GO ### Type of change - [x] Refactoring
### What problem does this PR solve? Implement GetChunk() in Infinity in GO Add cli: GET CHUNK 'XXX'; LIST CHUNKS OF DOCUMENT 'XXX'; ### Type of change - [x] Refactoring