docs(federation): 📝 Update SDK documentation

packages/sdk/entities/instancemetadata.ts

@@ -0,0 +1,31 @@
+import type { z } from "zod";
+import { InstanceMetadataSchema } from "../schemas/instance.ts";
+import type { JSONObject } from "../types.ts";
+import { ImageContentFormat } from "./contentformat.ts";
+import { Entity } from "./entity.ts";
+
+export class InstanceMetadata extends Entity {
+    public static name = "InstanceMetadata";
+
+    public constructor(public data: z.infer<typeof InstanceMetadataSchema>) {
+        super(data);
+    }
+
+    public get logo(): ImageContentFormat | undefined {
+        return this.data.logo
+            ? new ImageContentFormat(this.data.logo)
+            : undefined;
+    }
+
+    public get banner(): ImageContentFormat | undefined {
+        return this.data.banner
+            ? new ImageContentFormat(this.data.banner)
+            : undefined;
+    }
+
+    public static fromJSON(json: JSONObject): Promise<InstanceMetadata> {
+        return InstanceMetadataSchema.parseAsync(json).then(
+            (u) => new InstanceMetadata(u),
+        );
+    }
+}