[CAI-642] Rightsize langfuse ecs task (#1783)

* update langfuse cpu and memory

* + changeset

Author: uolter

.changeset/tiny-falcons-itch.md

@@ -0,0 +1,5 @@
+---
+"infrastructure": minor
+---
+
+Rightsize cpu and memory langfuse ecs task

apps/infrastructure/src/variables.tf

@@ -159,8 +159,8 @@ variable "chatbot_ecs_monitoring" {
   description = "Redis configuration for the AI chatbot"
 
   default = {
-    cpu       = 2048
-    memory    = 4096
+    cpu       = 512
+    memory    = 1024
     image_uri = "ghcr.io/langfuse/langfuse:sha-9375250"
     port      = 3000
   }