Add YouTube sync API

Odysee-API/api.odysee.com.md

@@ -128,4 +128,28 @@ Get the sub count of a channel.
   "error": "authentication required",
   "data": null
 }
+```
+
+## `GET` /yt/resolve
+Get LBRY claim or channel IDs from YouTube video/channel IDs.
+
+### Query parameters
+* video_ids: YouTube video ID (multiple accepted, comma-seperated)
+* channel_ids: YouTube channel ID (multiple accepted, comma-seperated)
+
+### `200` OK
+```json
+{
+  "success": true,
+  "error": null,
+  "data": {
+    "videos": {
+      "5JvLV2-ngCI": "@AlphaNerd#8/how-ssh-works-2#6",
+      "12eoipnmdq": "" # Invalid or non-synced videos will return null
+    },
+    "channels": {
+      "UC5UAwBUum7CPN5buc-_N1Fw": "@TheLinuxExperiment#e5d96ea3720b01cca537c6d90f38e8c11ff06a0a"
+    }
+  }
+}
 ```