use dockers for tests, use npm workspaces, add rejson & redisearch modules, fix some bugs

packages/client/lib/commands/ZPOPMIN.ts

@@ -0,0 +1,19 @@
+import { transformReplyNumberInfinity, ZMember } from './generic-transformers';
+
+export const FIRST_KEY_INDEX = 1;
+
+export function transformArguments(key: string): Array<string> {
+    return [
+        'ZPOPMIN',
+        key
+    ];
+}
+
+export function transformReply(reply: [string, string] | []): ZMember | null {
+    if (!reply.length) return null;
+    
+    return {
+        value: reply[0],
+        score: transformReplyNumberInfinity(reply[1])
+    };
+}