stake ad on all ages and add darkreader-lock

src/app.html

@@ -4,6 +4,7 @@
 		<meta charset="utf-8" />
 		<link rel="icon" href="/favicon.png" />
 		<meta name="viewport" content="width=device-width, initial-scale=1" />
+		<meta name="darkreader-lock" />
 
 		%sveltekit.head%
 	</head>

src/routes/(main)/+layout.svelte

@@ -30,22 +30,6 @@
 
 	let stopGravity: (() => void) | null = null
 
-	// stake-ad.png easter egg
-	let showStakeAd = false
-	if (browser) {
-		showStakeAd = getShowStakeAdFromUrl()
-		if (showStakeAd) {
-			;(async () => {
-				const stakeAd = await import('./stake-ad')
-				stakeAd.load()
-			})()
-		}
-	}
-
-	function getShowStakeAdFromUrl() {
-		return new URLSearchParams(location.search).has('stake')
-	}
-
 	async function onPathChange() {
 		// if we switched paths more than 10 times in the past 10 seconds, import $lib/gravity.js
 		pathChangeTimestamps.push(Date.now())
@@ -67,12 +51,6 @@
 				}
 			}
 		}
-
-		// add ?stake if necessary
-		if (showStakeAd && !getShowStakeAdFromUrl()) {
-			// this partially breaks back/forward navigation :(
-			history.replaceState(null, '', '?stake')
-		}
 	}
 
 	const pageRendered = writable(false)

src/routes/+layout.svelte

@@ -1,5 +1,13 @@
 <script>
-	let { children } = $props();
+	import { browser } from '$app/environment'
+
+	let { children } = $props()
+
+	if (browser) {
+		// stake-ad.png easter egg
+		if (new URLSearchParams(location.search).has('stake'))
+			import('$lib/stake-ad').then((s) => s.load())
+	}
 </script>
 
 {@render children?.()}