feat: @snort/system CacheRelay

packages/system/src/cache-relay.ts

@@ -0,0 +1,17 @@
+import { NostrEvent, OkResponse, ReqCommand } from "./nostr";
+
+/**
+ * A cache relay is an always available local (local network / browser worker) relay
+ * Which should contain all of the content we're looking for and respond quickly.
+ */
+export interface CacheRelay {
+  /**
+   * Write event to cache relay
+   */
+  event(ev: NostrEvent): Promise<OkResponse>;
+
+  /**
+   * Read event from cache relay
+   */
+  query(req: ReqCommand): Promise<Array<NostrEvent>>;
+}