feat!: force to use the bin dir as the data dir (close #2108)

- move default log path to `data/log/log.log`
- replace `--conf` with `--data`

cmd/flags/config.go

@@ -1,8 +1,9 @@
 package flags
 
 var (
-	Config   string // config file
-	Debug    bool
-	NoPrefix bool
-	Dev      bool
+	DataDir     string
+	Debug       bool
+	NoPrefix    bool
+	Dev         bool
+	ForceBinDir bool
 )

cmd/root.go

@@ -24,8 +24,9 @@ func Execute() {
 }
 
 func init() {
-	rootCmd.PersistentFlags().StringVar(&flags.Config, "conf", "data/config.json", "config file")
+	rootCmd.PersistentFlags().StringVar(&flags.DataDir, "data", "data", "config file")
 	rootCmd.PersistentFlags().BoolVar(&flags.Debug, "debug", false, "start with debug mode")
 	rootCmd.PersistentFlags().BoolVar(&flags.NoPrefix, "no-prefix", false, "disable env prefix")
 	rootCmd.PersistentFlags().BoolVar(&flags.Dev, "dev", false, "start with dev mode")
+	rootCmd.PersistentFlags().BoolVar(&flags.ForceBinDir, "force-bin-dir", false, "Force to use the directory where the binary file is located as data directory")
 }