feat(frontend): wifi channels

frontend/src/sections/devices/cwmp/devices-wifi.js

@@ -159,6 +159,30 @@ export const DevicesWiFi = () => {
                                                 console.log("applyContent: ", applyContent)
                                             }}
                                         />}
+                                    {item.channel?.value != null && item.possibleChannels?.value != null &&
+                                        <FormControl variant='filled'>
+                                            <InputLabel id="channel">Channel</InputLabel>
+                                            <Select
+                                                fullWidth
+                                                defaultValue={item.channel.value}
+                                                value={item.channel.value}
+                                                onChange={(e) => {
+                                                    applyContent[index].hasChanges = true
+                                                    applyContent[index].channel = {
+                                                        value: e.target.value
+                                                    }
+                                                    setApplyContent([...applyContent])
+                                                    item.channel.value = e.target.value
+                                                }}
+                                                label="Channel"
+                                            >
+                                                {item.possibleChannels.value.map((channel, index) => {
+                                                    return (
+                                                        <MenuItem key={index} value={channel}>{channel}</MenuItem>)
+                                                })}
+                                            </Select>
+                                        </FormControl>
+                                    }
                                     {item.standard.value != null &&
                                         <TextField
                                             fullWidth