Reapply #8644 #16907

Job	Run time
check commits	24m 52s
lint code	9m 54s
cross compilation	30m 41s
RPC and mobile compilation check	6m 30s
Sqlc check	5m 0s
check pinned dependencies (google.golang.org/grpc v1.59.0)	4s
sample configuration check	4m 23s
check pinned dependencies (github.com/golang/protobuf v1.5.3)	4s
run ubuntu itests (btcd, backend=btcd cover=1)	35m 18s
run ubuntu itests (bitcoind, backend=bitcoind cover=1)	40m 42s
run unit tests (btcd unit-cover)	19m 22s
run windows itest	6m 12s
run unit tests (unit tags="kvdb_etcd")	20m 57s
run ubuntu itests (bitcoind-notxindex, backend="bitcoind notxindex")	39m 24s
run unit tests (unit tags="kvdb_postgres")	19m 52s
run ubuntu itests (bitcoind-rpcpolling, backend="bitcoind rpcpolling" cover=1)	42m 25s
run unit tests (unit tags="kvdb_sqlite")	18m 35s
run ubuntu itests (bitcoind-etcd, backend=bitcoind dbbackend=etcd)	54m 22s
run unit tests (btcd unit-race)	40m 16s
run ubuntu itests (bitcoind-postgres, backend=bitcoind dbbackend=postgres)	1h 12m 41s
run unit tests (unit-module)	3m 31s
run ubuntu itests (bitcoind-sqlite, backend=bitcoind dbbackend=sqlite)	41m 32s
run ubuntu itests (bitcoind-postgres-nativesql, backend=bitcoind dbbackend=postgres nativesql=true)	1h 14m 17s
run ubuntu itests (bitcoind-sqlite-nativesql, backend=bitcoind dbbackend=sqlite nativesql=true)	41m 55s
run ubuntu itests (neutrino, backend=neutrino cover=1)	39m 10s
run macOS itest	55m 3s
check release notes updated	5s
finish	5s
	12h 27m 12s

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