Add host setup functions and client components

src/functions/check-if-main-host-is-set.ts

@@ -0,0 +1,20 @@
+import type { BUN_SQLITE_WGUI_VARIABLES } from "@/db/types/db";
+
+type Params = {
+    variables?: BUN_SQLITE_WGUI_VARIABLES[];
+};
+
+export default function checkIfMainHostIsSet({ variables }: Params) {
+    const is_main_host_set =
+        Boolean(
+            variables?.find((v) => v.key == "main_host_wg_ip_address")?.value,
+        ) &&
+        Boolean(
+            variables?.find((v) => v.key == "main_host_wg_private_key")?.value,
+        ) &&
+        Boolean(
+            variables?.find((v) => v.key == "main_host_wg_public_key")?.value,
+        );
+
+    return is_main_host_set;
+}