(docs) add jsdoc comments to command parsers (#2984)

* (docs) bloom: add jsdocs for all commands

* (docs) json: add jsdocs

* (docs) search: add jsdocs for all commands

* (docs) jsdocs for std commands

* (docs) jsdoc comments to time series commands

packages/client/lib/commands/DISCARD.ts

@@ -2,6 +2,10 @@ import { CommandParser } from '../client/parser';
 import { SimpleStringReply, Command } from '../RESP/types';
 
 export default {
+  /**
+   * Discards a transaction, forgetting all queued commands
+   * @param parser - The Redis command parser
+   */
   parseCommand(parser: CommandParser) {
     parser.push('DISCARD');
   },