chore(lint): remove dead eslint-disable directives

The project lints with Biome only, so none of these 78 directives across 57
files ever suppressed anything. Directives that carried the rationale for a
flagged dynamic index access keep that rationale as a plain comment.

src/components/navbar-color-picker.tsx

@@ -44,7 +44,7 @@ export function NavbarColorPicker() {
 	const [mounted, setMounted] = useState(false);
 
 	function apply(index: number) {
-		// eslint-disable-next-line security/detect-object-injection -- index validated by findIndex + Math.max, guard below
+		// index validated by findIndex + Math.max, guard below
 		const c = COLORS[index];
 		if (!c) return;
 		document.documentElement.style.setProperty("--color-navbar", c.value);