fix: add, rename and remove sensor

changes:
- Implement function to add, rename and remove sensors

cli/daemon/daemon.go

@@ -0,0 +1,48 @@
+package daemon
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"github.com/volker-raschek/flucky/pkg/config"
+	"github.com/volker-raschek/flucky/pkg/daemon"
+	"github.com/volker-raschek/go-logger/pkg/logger"
+)
+
+// InitCmd initialize all daemon subcommands
+func InitCmd(cmd *cobra.Command) error {
+	daemonCmd := &cobra.Command{
+		Use:     "daemon",
+		Short:   "Read continuously data from all enabled sensors",
+		Example: "flucky daemon",
+		RunE:    run,
+	}
+
+	daemonCmd.Flags().Bool("compression", true, "Compress measured values")
+	daemonCmd.Flags().Uint("cached-values", 500, "Number of cached values before saveing into the storage endpoint")
+	daemonCmd.Flags().Float64("round", 0.5, "Round values. The value 0 deactivates the function")
+	cmd.AddCommand(daemonCmd)
+
+	return nil
+}
+
+func run(cmd *cobra.Command, args []string) error {
+	configFile, err := cmd.Flags().GetString("config")
+	if err != nil {
+		return fmt.Errorf("No config file defined: %v", err)
+	}
+
+	// logLevel, err := cmd.Flags().GetString("loglevel")
+	// if err != nil {
+	// 	return fmt.Errorf("No loglevel defined: %v", err)
+	// }
+
+	flogger := logger.NewDefaultLogger(logger.LogLevelDebug)
+
+	cnf, err := config.Read(configFile)
+	if err != nil {
+		return err
+	}
+
+	return daemon.Start(cnf, flogger)
+}