feat(kafka): improve topic management and Kerberos auth

apps/desktop/src/lib/connection/mqAuth.ts

@@ -0,0 +1,22 @@
+import type { MqAuth, MqSystemKind } from "@/types/mq";
+
+export type MqAuthKind = MqAuth["kind"];
+export type MqUiAuthKind = MqAuthKind | "kerberos";
+
+const KAFKA_AUTH_KINDS = new Set<MqUiAuthKind>(["none", "basic", "kerberos"]);
+
+export function isMqAuthKindAllowedForSystem(systemKind: MqSystemKind, authKind: MqUiAuthKind): boolean {
+  if (systemKind === "kafka") return KAFKA_AUTH_KINDS.has(authKind);
+  return authKind !== "kerberos";
+}
+
+export function detectMqUiAuthKind({ systemKind, authKind, saslMechanism, jaasConfig }: { systemKind: MqSystemKind; authKind?: MqAuthKind; saslMechanism: string; jaasConfig: string }): MqUiAuthKind {
+  if (systemKind === "kafka") {
+    if (saslMechanism.toUpperCase() === "GSSAPI" && jaasConfig.includes("Krb5LoginModule")) {
+      return "kerberos";
+    }
+    return authKind === "basic" ? "basic" : "none";
+  }
+
+  return authKind || "none";
+}