api: add new api to get the distribution of regions (#9090)

tools: implement the pd-region-bench tool (#9087)

client: add sdk api to get the config of the special scheduler (#9140)

mcs: change log level of watcher in scheduling server (#9151)

client: change return val of GetAllMembers (#9150)

client: add GetLeaders method (#9148)

test: add etcd key compatibility test (#9126)

mcs: fix the compatibility issue of batch allocating IDs (#9137) (#9146)

mcs: fix the compatibility issue of batch allocating IDs (#9137)

keypath: fix incorrect key (#9133) (#9136)

build(deps): bump golang.org/x/net from 0.33.0 to 0.36.0 in /tools

client: only report error when EnableTSOFollowerProxy is true in ms m…

storage/endpoint: Add a new component GCStateStorage and `GCStatePr…

tests: fix the flaky test TestGetPeers (#9121)

keypath: fix incorrect key (#9133)

tso: check if TSO is initialized before resetting it (#9124)

tso: check if TSO is initialized before resetting it (#9124)

cache: cherry-pick 9048 (#9123)

chore(dashboard): update TiDB Dashboard to v6.5.11-9d2b0ce6 [release-…

client: use debug level (#9119)

schedule: impl balance range scheduler (#9005)

*: enable more linters and fix some code (#9115)

mcs: add lock for forward tso stream (#9095) (#9104)

tests: close client after finishing tests (#9113)

test/realcluster: add safe_point case to etcd key (#9112)

tests: fix TestPreparingProgress (#9111)

mcs: add lock for forward tso stream (#9095) (#9107)

mcs: add lock for forward tso stream (#9095) (#9105)

tests: fix TestScatterRegions (#9108)