Merge remote-tracking branch 'origin/dev' into core3

interface/src/types/index.ts

@@ -7,3 +7,4 @@ export * from './ntp';
 export * from './security';
 export * from './signin';
 export * from './system';
+export * from './versions';

interface/src/types/versions.ts

@@ -0,0 +1,23 @@
+// Types for the `getVersions` action response coming from the device.
+// The device proxies the request to emsesp.org/versions.json. If the device
+// is offline the `stable` and `dev` fields are omitted.
+
+export interface VersionInfo {
+  version: string;
+  date: string;
+}
+
+export interface RemoteVersionInfo extends VersionInfo {
+  upgradeable: boolean;
+}
+
+export interface CurrentVersionInfo extends VersionInfo {
+  type: 'stable' | 'dev';
+  upgradeable: boolean;
+}
+
+export interface VersionsResponse {
+  current: CurrentVersionInfo;
+  stable?: RemoteVersionInfo;
+  dev?: RemoteVersionInfo;
+}