* feat: remove bucket get approval

* fix: add e2e tests

* fix: add enum strategy into req and fix e2e tests

* fix: add hardfork logic and remove delete vgf index

* fix: add hardfork logic and remove delete vgf index

* fix: add hardfork logic and remove delete vgf index

* fix: add hardfork logic and remove delete vgf index

* fix: UT

* fix: delete and set GVGFamilyStatistics after hard fork

* fix: strategy enum

* fix: strategy enum

* fix: prepare for Serengeti hardfork

* fix: prepare for Serengeti hardfork

* fix: go imports format

* fix: go imports format

* fix: rename function and change error description

* enable delegated agent to create object

* enable delegated agent to update object

* use flag to toggle SP as upload agent for bucket

* clean code

* disable discontinue

* fix gas limit

* refine code

* gen swaggger

* fix gvg test

* fix comment

chore: resolve conflict when sync master to develop

* feat: implement paymaster

* fix: fix proto file

* fix: fix e2e tests

* fix: fix the e2e test and add log

* fix: fix e2e test case

* feat: add unit tests

* fix: fix the comments

* fix some corner cases

* fix comments

* fix comments

* update query api

* fix the comment

* fix comments

* add more unit tests

* fix the test cases and rebase code

* fix the lint errors

* fix lint errors

* generate swagger

* update buf version

* fix e2e tests

* register new message

* fix comments

* update swagger

* delete unused code

* update swagger file

* resolve confilcts and comments