Update module github.com/influxdata/influxdb-client-go/v2 to v2.12.3

Dockerfile

@@ -12,8 +12,6 @@ RUN go get -d -v && \
 
 FROM alpine
 
-RUN apk add --no-cache tzdata
-
 CMD ["linky2influx"]
 
 COPY --from=gobuild /go/src/git.nemunai.re/linky2influx/linky2influx /usr/bin/linky2influx

config.go

@@ -1,38 +0,0 @@
-package main
-
-import (
-	"flag"
-	"fmt"
-	"os"
-	"strings"
-)
-
-func parseEnvironmentVariables() (err error) {
-	for _, line := range os.Environ() {
-		if strings.HasPrefix(line, "LINKY2INFLUX_") {
-			err := parseConfigLine(line)
-			if err != nil {
-				return fmt.Errorf("error in environment (%q): %w", line, err)
-			}
-		}
-	}
-	return
-}
-
-func parseConfigLine(line string) (err error) {
-	fields := strings.SplitN(line, "=", 2)
-	orig_key := strings.TrimSpace(fields[0])
-	value := strings.TrimSpace(fields[1])
-
-	if len(value) == 0 {
-		return
-	}
-
-	key := strings.TrimPrefix(orig_key, "LINKY2INFLUX_")
-	key = strings.Replace(key, "_", "-", -1)
-	key = strings.ToLower(key)
-
-	err = flag.Set(key, value)
-
-	return
-}

main.go

@@ -180,8 +180,6 @@ type TICWriter interface {
 }
 
 func main() {
-	parseEnvironmentVariables()
-
 	var legacyMode = flag.Bool("legacy-mode", false, "Assume teleinformation in legacy mode")
 	var pushFrequency = flag.Bool("push-frequency", false, "Also fetch data about the grid frequency")
 	flag.Parse()