build+lnd+docs: start using slog and add commit_hash to log lines #16732

Job	Run time
lint code	6m 43s
cross compilation	8m 50s
check pinned dependencies (google.golang.org/grpc v1.59.0)	5s
check commits	8m 50s
check pinned dependencies (github.com/golang/protobuf v1.5.3)	5s
run macOS itest	8m 57s
check release notes updated	4s
RPC and mobile compilation check	6m 56s
sample configuration check	4m 24s
Sqlc check	5m 9s
run ubuntu itests (btcd, backend=btcd cover=1)	8m 48s
run unit tests (btcd unit-cover)	8m 37s
run ubuntu itests (bitcoind, backend=bitcoind cover=1)	8m 50s
run windows itest	4m 10s
run unit tests (unit tags="kvdb_etcd")	7m 48s
run ubuntu itests (bitcoind-notxindex, backend="bitcoind notxindex")	8m 49s
run unit tests (unit tags="kvdb_postgres")	2m 3s
run ubuntu itests (bitcoind-rpcpolling, backend="bitcoind rpcpolling" cover=1)	8m 48s
run unit tests (unit tags="kvdb_sqlite")	3m 33s
run ubuntu itests (bitcoind-etcd, backend=bitcoind dbbackend=etcd)	8m 50s
run unit tests (btcd unit-race)	8m 37s
run ubuntu itests (bitcoind-postgres, backend=bitcoind dbbackend=postgres)	8m 51s
run unit tests (unit-module)	1m 33s
run ubuntu itests (bitcoind-sqlite, backend=bitcoind dbbackend=sqlite)	8m 48s
run ubuntu itests (bitcoind-postgres-nativesql, backend=bitcoind dbbackend=postgres nativesql=true)	8m 48s
run ubuntu itests (bitcoind-sqlite-nativesql, backend=bitcoind dbbackend=sqlite nativesql=true)	8m 47s
run ubuntu itests (neutrino, backend=neutrino cover=1)	8m 48s
finish	5s
	2h 54m 36s

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