(tested) complete replace logrus with zerolog

* remove cobra dependency and split execs to mochi and e2e

* add log init synchronization

frontend/http/frontend.go

@@ -61,7 +61,6 @@ func (cfg Config) Validate() Config {
 			Dur("provided", cfg.ReadTimeout).
 			Dur("default", validcfg.ReadTimeout).
 			Msg("falling back to default configuration")
-
 	}
 
 	if cfg.WriteTimeout <= 0 {

frontend/http/writer_test.go

@@ -8,8 +8,13 @@ import (
 	"github.com/stretchr/testify/require"
 
 	"github.com/sot-tech/mochi/bittorrent"
+	"github.com/sot-tech/mochi/pkg/log"
 )
 
+func init() {
+	_ = log.ConfigureLogger("", "warn", false, false)
+}
+
 func TestWriteError(t *testing.T) {
 	table := []struct {
 		reason, expected string