!!!!WIP!!!!

adding InfluxDB

- influxdb added to dockerfile
- influxdb s6 service
- influxdb config
- adding defaults to config
- creating a DeviceRepo interface (multiple db backends)
- implemented DeviceRepo interface as ScruitnyRepository

webapp/backend/pkg/models/setting.go

@@ -0,0 +1,5 @@
+package models
+
+// Temperature Format
+// Date Format
+// Device History window