Create working directory if not exists

.goreleaser.yaml

@@ -118,7 +118,6 @@ nfpms:
       - src: LICENSE
         dst: /usr/share/licenses/sing-box/LICENSE
     scripts:
-      postinstall: release/config/postinstall.sh
       postremove: release/config/postremove.sh
 source:
   enabled: false

cmd/sing-box/main.go

@@ -40,6 +40,10 @@ func preRun(cmd *cobra.Command, args []string) {
 		log.SetStdLogger(log.NewFactory(log.Formatter{BaseTime: time.Now(), DisableColors: true}, os.Stderr, nil).Logger())
 	}
 	if workingDir != "" {
+		_, err := os.Stat(workingDir)
+		if err != nil {
+			os.MkdirAll(workingDir, 0o777)
+		}
 		if err := os.Chdir(workingDir); err != nil {
 			log.Fatal(err)
 		}

release/config/config.json

@@ -15,6 +15,7 @@
       "listen": "::",
       "listen_port": 8080,
       "sniff": true,
+      "network": "tcp",
       "method": "2022-blake3-aes-128-gcm",
       "password": "8JCsPssfgS8tiRwiMlhARg=="
     }

release/config/postinstall.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-mkdir -p /var/lib/sing-box

release/local/install.sh

@@ -14,7 +14,6 @@ go install -v -trimpath -ldflags "-s -w -buildid=" -tags with_quic,with_wireguar
 popd
 
 sudo cp $(go env GOPATH)/bin/sing-box /usr/local/bin/
-sudo mkdir -p /var/lib/sing-box
 sudo mkdir -p /usr/local/etc/sing-box
 sudo cp $PROJECT/release/config/config.json /usr/local/etc/sing-box/config.json
 sudo cp $DIR/sing-box.service /etc/systemd/system