refactor: use parser package for systemd logs

parser/json_parser.go

@@ -0,0 +1,19 @@
+package parser
+
+import (
+	"encoding/json"
+	"log/slog"
+	"tixel_watch/models"
+)
+
+type JSONParser struct{}
+
+func (j *JSONParser) Parse(line string) (models.LogMessage, error) {
+	var logMsg models.LogMessage
+
+	if err := json.Unmarshal([]byte(line), &logMsg); err == nil {
+		slog.Error("error parsing json line", "error", err)
+		return logMsg, err
+	}
+	return logMsg, nil
+}