feat: add seasonal halloween theme

src/pages/home/Home.tsx

@@ -51,12 +51,11 @@ export default observer(() => {
         state.settings.set("appearance:seasonal", !seasonalTheme);
 
     const isDecember = !isTouchscreenDevice && new Date().getMonth() === 11;
+    const isOctober = !isTouchscreenDevice && new Date().getMonth() === 9
     const snowflakes = useMemo(() => {
         const flakes = [];
 
-        // Disable outside of December
+        if (isDecember) {
-        if (!isDecember) return [];
-
             for (let i = 0; i < 15; i++) {
                 flakes.push("❄️");
                 flakes.push("❄");
@@ -69,6 +68,23 @@ export default observer(() => {
             }
 
             return flakes;
+        }
+        if (isOctober) {
+            for (let i = 0; i < 15; i++) {
+                flakes.push("🎃");
+                flakes.push("💀");
+            }
+
+            for (let i = 0; i < 2; i++) {
+                flakes.push("👻");
+                flakes.push("⚰️");
+                flakes.push("🕷️");
+            }
+
+            return flakes;
+        }
+
+        else return [];
     }, []);
 
     return (