Add support for T-Digest (#2214)

* wip

* close #2216 - add support for TDIGEST.MERGESTORE and make compression optional on TDIGEST.CREATE

* fix some tdigest commands, use bloom edge docker

* fix index.ts

* 2.4-RC2 (v2.4.1)

* fix some commands and tests

* clean code

packages/bloom/lib/commands/t-digest/MERGE.ts

@@ -0,0 +1,30 @@
+import { RedisCommandArgument, RedisCommandArguments } from '@redis/client/dist/lib/commands';
+import { pushVerdictArgument } from '@redis/client/dist/lib/commands/generic-transformers';
+import { CompressionOption, pushCompressionArgument } from '.';
+
+export const FIRST_KEY_INDEX = 1;
+
+interface MergeOptions extends CompressionOption {
+    OVERRIDE?: boolean;
+}
+
+export function transformArguments(
+    destKey: RedisCommandArgument,
+    srcKeys: RedisCommandArgument | Array<RedisCommandArgument>,
+    options?: MergeOptions
+): RedisCommandArguments {
+    const args = pushVerdictArgument(
+        ['TDIGEST.MERGE', destKey],
+        srcKeys
+    );
+
+    pushCompressionArgument(args, options);
+
+    if (options?.OVERRIDE) {
+        args.push('OVERRIDE');
+    }
+
+    return args;
+}
+
+export declare function transformReply(): 'OK';