chore: initialize project

public/manifest.json

@@ -0,0 +1,25 @@
+{
+  "short_name": "TanStack App",
+  "name": "Create TanStack App Sample",
+  "icons": [
+    {
+      "src": "favicon.ico",
+      "sizes": "64x64 32x32 24x24 16x16",
+      "type": "image/x-icon"
+    },
+    {
+      "src": "logo192.png",
+      "type": "image/png",
+      "sizes": "192x192"
+    },
+    {
+      "src": "logo512.png",
+      "type": "image/png",
+      "sizes": "512x512"
+    }
+  ],
+  "start_url": ".",
+  "display": "standalone",
+  "theme_color": "#000000",
+  "background_color": "#ffffff"
+}

public/robots.txt

@@ -0,0 +1,3 @@
+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Disallow:

public/theme-init.js

@@ -0,0 +1,23 @@
+(function () {
+	try {
+		var stored = window.localStorage.getItem("theme");
+		var mode =
+			stored === "light" || stored === "dark" || stored === "auto"
+				? stored
+				: "auto";
+		var prefersDark = window.matchMedia("(prefers-color-scheme: dark)").matches;
+		var resolved = mode === "auto" ? (prefersDark ? "dark" : "light") : mode;
+		var root = document.documentElement;
+
+		root.classList.remove("light", "dark");
+		root.classList.add(resolved);
+
+		if (mode === "auto") {
+			root.removeAttribute("data-theme");
+		} else {
+			root.setAttribute("data-theme", mode);
+		}
+
+		root.style.colorScheme = resolved;
+	} catch {}
+})();