refactor: 🎨 Move Lysand-FE into its own repository

composables/useConfig.ts

@@ -0,0 +1,19 @@
+export const useConfig = async () => {
+    let host = useRequestHeader("X-Forwarded-Host") ?? useRuntimeConfig().public.apiHost;
+
+    if (!host?.includes("http")) {
+        // On server, this will be some kind of localhost
+        host = `http://${host}`;
+    }
+
+    if (!host) {
+        throw createError({
+            statusCode: 500,
+            statusMessage: "No X-Forwarded-Host header found",
+        });
+    }
+
+    return await fetch(new URL("/api/_fe/config", host)).then((res) =>
+        res.json(),
+    );
+};