Nour/improved rotation (#290)

* improved rotation

* fix bugs

* only parse slot if necessary

* add metrics for ws source

* add select by recent slot to utils

* fix solana web3.js version

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Co-authored-by: wphan <william@drift.trade>

src/core/metrics.ts

@@ -8,6 +8,7 @@ import {
 	View,
 } from '@opentelemetry/sdk-metrics-base';
 import { SlotSource } from '@drift-labs/sdk';
+require('dotenv').config();
 
 /**
  * Creates {count} buckets of size {increment} starting from {start}. Each bucket stores the count of values within its "size".