🏦 refactor: Centralize Caching & Redis Key Prefixing (#8457)

* 🔧 Overhauled caching feature:
- Refactored caching logic.
- Fixed redis prefix, namespace, tls, ttl, and cluster.
- Added REDIS_KEY_PREFIX_VAR

* # refactor: Rename redisCache to standardCache

* # Add Redis pinging mechanism to maintain connection.

* # docs: Add warning about Keyv Redis client prefix support

redis-config/start-redis-tls.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# Start Redis with TLS configuration
+echo "Starting Redis with TLS on port 6379..."
+
+# Check if Redis is already running
+if pgrep -f "redis-server.*tls" > /dev/null; then
+    echo "Redis with TLS is already running"
+    exit 1
+fi
+
+# Start Redis with TLS config
+redis-server /Users/theotr/WebstormProjects/LibreChat/redis-cluster/redis-tls.conf