feat(consumer): delete item by record key

packages/consumer/mod.ts

···
 import { produceRequirements } from "@cistern/shared";
 import { generateKeys } from "@cistern/crypto";
 import { generateRandomName } from "@puregarlic/randimal";
-import { is, parse } from "@atcute/lexicons";
+import { is, parse, type RecordKey } from "@atcute/lexicons";
 import { JetstreamSubscription } from "@atcute/jetstream";
 import type { Did } from "@atcute/lexicons/syntax";
 import type { Client, CredentialManager } from "@atcute/client";
···
 
   /**
    * Deletes an item from the user's PDS by record key.
-   * @todo Delete item from PDS
    */
-  async deleteItem() {}
+  async deleteItem(key: RecordKey) {
+    const res = await this.rpc.post("com.atproto.repo.deleteRecord", {
+      input: {
+        collection: "app.cistern.lexicon.item",
+        repo: this.did,
+        rkey: key,
+      },
+    });
+
+    if (!res.ok) {
+      throw new Error(
+        `failed to delete item ${key}: ${res.status} ${res.data.error}`,
+      );
+    }
+  }
 }