Refactor squid configuration to include readiness and liveness probes, resource requests, and security context

terraform/k8sapps/m3uproxy.tf

@@ -210,6 +210,34 @@ resource "kubernetes_deployment" "proxy_pt" {
             protocol       = "TCP"
           }
 
+          readiness_probe {
+            tcp_socket {
+              port = "proxy"
+            }
+            initial_delay_seconds = 10
+            timeout_seconds       = 4
+          }
+
+          liveness_probe {
+            tcp_socket {
+              port = "proxy"
+            }
+            initial_delay_seconds = 10
+            timeout_seconds       = 4
+          }
+
+          resources {
+            requests = {
+              memory = "256Mi"
+            }
+          }
+
+          security_context {
+            allow_privilege_escalation = false
+            run_as_user                = 1000
+            run_as_group               = 1000
+          }
+
           volume_mount {
             name       = "squid-config"
             mount_path = "/etc/squid"

terraform/k8sapps/resources/squid/squid.conf

@@ -42,4 +42,7 @@ forwarded_for delete
 follow_x_forwarded_for deny all
 pipeline_prefetch on
 request_header_access From deny all
-request_header_access Server deny all
+request_header_access Server deny all
+pid_filename   none
+access_log     stdio:/dev/stdout
+cache_log      stdio:/dev/stderr