issue: #33285
- move streaming related proto into pkg.
- add v2 message type and change flush message into v2 message.
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #33285
- make message builder and message conversion type safe
- add adaptor type and function to adapt old msgstream msgpack and
message interface
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Signed-off-by: chyezh <chyezh@outlook.com>
issue: #33285
- use reader but not consumer for pulsar
- advanced test framework
- move some streaming related package into pkg
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Signed-off-by: chyezh <chyezh@outlook.com>