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deleted file mode 100644
index 004145c..0000000
--- a/frontend/public/file.svg
+++ /dev/null
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diff --git a/frontend/public/globe.svg b/frontend/public/globe.svg
deleted file mode 100644
index 567f17b..0000000
--- a/frontend/public/globe.svg
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diff --git a/frontend/public/icon/logo-dark.svg b/frontend/public/icon/logo-dark.svg
new file mode 100644
index 0000000..d84a437
--- /dev/null
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diff --git a/frontend/public/icon/logo-light.svg b/frontend/public/icon/logo-light.svg
new file mode 100644
index 0000000..05865cf
--- /dev/null
+++ b/frontend/public/icon/logo-light.svg
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diff --git a/frontend/public/next.svg b/frontend/public/next.svg
deleted file mode 100644
index 5174b28..0000000
--- a/frontend/public/next.svg
+++ /dev/null
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diff --git a/frontend/public/vercel.svg b/frontend/public/vercel.svg
deleted file mode 100644
index 7705396..0000000
--- a/frontend/public/vercel.svg
+++ /dev/null
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diff --git a/frontend/public/window.svg b/frontend/public/window.svg
deleted file mode 100644
index b2b2a44..0000000
--- a/frontend/public/window.svg
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diff --git a/frontend/src/app/HackNerdMono.woff2 b/frontend/src/app/_font/HackNerdMono.woff2
similarity index 100%
rename from frontend/src/app/HackNerdMono.woff2
rename to frontend/src/app/_font/HackNerdMono.woff2
diff --git a/frontend/src/app/favicon.ico b/frontend/src/app/favicon.ico
deleted file mode 100644
index 718d6fe..0000000
Binary files a/frontend/src/app/favicon.ico and /dev/null differ
diff --git a/frontend/src/app/layout.tsx b/frontend/src/app/layout.tsx
index c63d8d6..6d55e89 100644
--- a/frontend/src/app/layout.tsx
+++ b/frontend/src/app/layout.tsx
@@ -18,13 +18,27 @@ const notoSansMono = Noto_Sans_Mono({
 });
 
 const hackNerdMono = localFont({
-  src: "./HackNerdMono.woff2",
+  src: "./_font/HackNerdMono.woff2",
   variable: "--font-hack-nerd-mono",
 });
 
 export const metadata: Metadata = {
   title: "魚之魷魂 SquidSpirit",
   description: "程式、科技、教學、分享",
+  icons: {
+    icon: [
+      {
+        media: "(prefers-color-scheme: light)",
+        url: "/icon/logo-light.svg",
+        href: "/icon/logo-light.svg",
+      },
+      {
+        media: "(prefers-color-scheme: dark)",
+        url: "/icon/logo-dark.svg",
+        href: "/icon/logo-dark.svg",
+      },
+    ],
+  },
 };
 
 export default function RootLayout({