Add stats route

shared/models/server/custom-config.model.ts

@@ -0,0 +1,42 @@
+export interface CustomConfig {
+  instance: {
+    name: string
+    description: string
+    terms: string
+    customizations: {
+      javascript?: string
+      css?: string
+    }
+  }
+
+  cache: {
+    previews: {
+      size: number
+    }
+  }
+
+  signup: {
+    enabled: boolean
+    limit: number
+  }
+
+  admin: {
+    email: string
+  }
+
+  user: {
+    videoQuota: number
+  }
+
+  transcoding: {
+    enabled: boolean
+    threads: number
+    resolutions: {
+      '240p': boolean
+      '360p': boolean
+      '480p': boolean
+      '720p': boolean
+      '1080p': boolean
+    }
+  }
+}