Basic TUI to add new service configuration

internal/backends/backends.go

@@ -19,6 +19,7 @@ package backends
 import (
 	"fmt"
 	"reflect"
+	"sort"
 	"strings"
 
 	"github.com/spf13/viper"
@@ -41,6 +42,24 @@ type BackendInfo struct {
 	ImportCapabilities []Capability
 }
 
+func (b BackendInfo) String() string {
+	return b.Name
+}
+
+type BackendList []BackendInfo
+
+func (l BackendList) Len() int {
+	return len(l)
+}
+
+func (l BackendList) Less(i, j int) bool {
+	return l[i].Name < l[j].Name
+}
+
+func (l BackendList) Swap(i, j int) {
+	l[i], l[j] = l[j], l[i]
+}
+
 type Capability = string
 
 func ResolveBackend[T interface{}](config *viper.Viper) (T, error) {
@@ -59,8 +78,8 @@ func ResolveBackend[T interface{}](config *viper.Viper) (T, error) {
 	return result, err
 }
 
-func GetBackends() []BackendInfo {
-	backends := make([]BackendInfo, 0)
+func GetBackends() BackendList {
+	backends := make(BackendList, 0)
 	for name, backendFunc := range knownBackends {
 		backend := backendFunc()
 		info := BackendInfo{
@@ -71,6 +90,7 @@ func GetBackends() []BackendInfo {
 		backends = append(backends, info)
 	}
 
+	sort.Sort(backends)
 	return backends
 }