add playback server (#2452) (#2906)

* add playback server

* add playback switch

* update readme

apidocs/openapi.yaml

@@ -43,10 +43,6 @@ components:
           type: integer
         externalAuthenticationURL:
           type: string
-        api:
-          type: boolean
-        apiAddress:
-          type: string
         metrics:
           type: boolean
         metricsAddress:
@@ -62,6 +58,18 @@ components:
         runOnDisconnect:
           type: string
 
+        # API
+        api:
+          type: boolean
+        apiAddress:
+          type: string
+
+        # Playback server
+        playback:
+          type: boolean
+        playbackAddress:
+          type: string
+
         # RTSP server
         rtsp:
           type: boolean
@@ -213,9 +221,11 @@ components:
         fallback:
           type: string
 
-        # Record
+        # Record and playback
         record:
           type: boolean
+        playback:
+          type: boolean
         recordPath:
           type: string
         recordFormat: