change panic to fatal log

internal/config/utilits.go

@@ -0,0 +1,45 @@
+package config
+
+import (
+	"slices"
+)
+
+var kubernetesVersions = []string{
+	"1.32.5",
+	"1.32.4",
+	"1.32.3",
+	"1.32.2",
+	"1.32.1",
+	"1.32.0",
+	"1.31.9",
+	"1.31.8",
+	"1.31.7",
+	"1.31.6",
+	"1.31.5",
+	"1.31.4",
+	"1.31.3",
+	"1.31.2",
+	"1.31.1",
+	"1.31.0",
+	"1.30.13",
+	"1.30.12",
+	"1.30.11",
+	"1.30.10",
+	"1.30.9",
+	"1.30.8",
+	"1.30.7",
+	"1.30.6",
+	"1.30.5",
+	"1.30.4",
+	"1.30.3",
+	"1.30.2",
+	"1.30.1",
+	"1.30.0",
+}
+
+func validateConfig(cfg Config) error {
+	if !slices.Contains(kubernetesVersions, cfg.Orchestrator.Version) {
+		return &UnsupportedK8sVersion{Version: cfg.Orchestrator.Version}
+	}
+	return nil
+}