feat: system resources widget (#3538)

* feat: add system resources widget

* Update packages/widgets/src/system-resources/index.ts

Co-authored-by: Andre Silva <32734153+Aandree5@users.noreply.github.com>

* fix: system resources not updating

* refactor: improve logic in component

* fix: tooltip overflow

* feat: add label with last value

* feat: hide label when hovering

* fix: formatting

* fix: lint

* fix: formatting

* fix: wrong redis channel used for opnsense

---------

Co-authored-by: Andre Silva <32734153+Aandree5@users.noreply.github.com>
Co-authored-by: Meier Lukas <meierschlumpf@gmail.com>

packages/integrations/src/openmediavault/openmediavault-integration.ts

@@ -69,9 +69,11 @@ export class OpenMediaVaultIntegration extends Integration implements ISystemHea
       version: systemResult.data.response.version,
       cpuModelName: systemResult.data.response.cpuModelName ?? "Unknown CPU",
       cpuUtilization: systemResult.data.response.cpuUtilization,
-      memUsed: systemResult.data.response.memUsed,
-      memAvailable: systemResult.data.response.memAvailable,
+      memUsedInBytes: Number(systemResult.data.response.memUsed),
+      memAvailableInBytes: Number(systemResult.data.response.memAvailable),
       uptime: systemResult.data.response.uptime,
+      /* real-time traffic monitoring is not available over the RPC API from OMV */
+      network: null,
       loadAverage: {
         "1min": systemResult.data.response.loadAverage["1min"],
         "5min": systemResult.data.response.loadAverage["5min"],