Add upload mutations

src/operations/video_upload.gql

@@ -0,0 +1,40 @@
+mutation CreateUploadStream(
+  $videoName: String!,
+  $deviceType: DeviceTypeEnum,
+  $osVersion: String,
+  $appVersion: String,
+  $browserName: String,
+  $browserVersion: String,
+  $locale: String,
+  $timezone: String,
+  $networkType: String,
+  $ipAddress: String
+) {
+  createUploadStream(
+    videoName: $videoName
+    uploadMetadata: {
+      deviceType: $deviceType
+      osVersion: $osVersion
+      appVersion: $appVersion
+      browserName: $browserName
+      browserVersion: $browserVersion
+      locale: $locale
+      timezone: $timezone
+      networkType: $networkType
+      ipAddress: $ipAddress
+    }
+  ) {
+    videoId
+  }
+}
+
+mutation GetUploadLink($videoId: Int!, $chunkIndex: Int!) {
+  getUploadLink(videoId: $videoId, chunkIndex: $chunkIndex) {
+    uploadUrl
+    linksRequested
+  }
+}
+
+mutation TerminateUploadStream($videoId: Int!) {
+  terminateUploadStream(videoId: $videoId) 
+}