fix main rebase

Makefile

@@ -68,8 +68,12 @@ test: manifests generate fmt vet envtest ## Run tests.
 
 .PHONY: create-kind-cluster
 create-kind-cluster:
-	docker network inspect $(KIND_CLUSTER) >/dev/null || docker network create $(KIND_CLUSTER)
-	kind create cluster --wait=60s --name=$(KIND_CLUSTER) --config=kind-config.yaml
+	@if ! kind get clusters | grep -q $(KIND_CLUSTER); then \
+		docker network inspect $(KIND_CLUSTER) >/dev/null 2>&1 || docker network create $(KIND_CLUSTER); \
+		kind create cluster --wait=60s --name=$(KIND_CLUSTER) --config=kind-config.yaml; \
+	else \
+		echo "Cluster $(KIND_CLUSTER) already exists"; \
+	fi
 
 .PHONY: delete-kind-cluster
 delete-kind-cluster:

cmd/main.go

@@ -18,7 +18,6 @@ package main
 
 import (
 	"crypto/tls"
-	"database/sql"
 	"flag"
 	"os"
 
@@ -127,10 +126,6 @@ func main() {
 		os.Exit(1)
 	}
 
-	mysqlClient := &mysql.MySQLImpl{
-		ConnectionCache: make(map[string]*sql.DB),
-	}
-
 	relDBClient := database.New()
 
 	if err = (&controller.DatabaseRequestReconciler{