Merge branch "refactor-backend-settings" into internal

api/settings.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+// Settings defines the settings available under the /settings endpoint
+type Settings struct {
+	Swarm        bool     `json:"swarm"`
+	HiddenLabels pairList `json:"hiddenLabels"`
+	Registries   pairList `json:"registries"`
+}
+
+// configurationHandler defines a handler function used to encode the configuration in JSON
+func settingsHandler(w http.ResponseWriter, r *http.Request, s *Settings) {
+	json.NewEncoder(w).Encode(*s)
+}