style: some minor style improvements

frontend/src/api/client/Client.ts

@@ -49,7 +49,7 @@ export class Client {
         const timeoutId = setTimeout(() => controller.abort(), timeout);
 
         const requestInit: RequestInit = {
-            method: method || (json ? "POST" : "GET"),
+            method: method ?? (json ? "POST" : "GET"),
             headers,
             signal: controller.signal,
         };

frontend/src/components/layout/AppLayout.tsx

@@ -52,7 +52,7 @@ export default function AppLayout(): React.JSX.Element {
 
     return <Container maxWidth="xl">
         <Box sx={{ display: "flex", alignItems: "center", py: 1, gap: 1 }}>
-            <a href="https://github.com/arcan1s/ahriman" title="logo">
+            <a href="https://ahriman.readthedocs.io/" title="logo">
                 <img src="/static/logo.svg" width={30} height={30} alt="" />
             </a>
             <Box sx={{ flex: 1 }}>