feat: tambah sistem guide onboarding per fitur dengan GuideOverlay

- Buat komponen GuideOverlay dengan animasi fade+slide, arrow tooltip, dan dot indicator
- Buat hook useGuide untuk menyimpan state guide per fitur via AsyncStorage
- Sentralisasi semua step guide di lib/guideSteps.ts
- Pasang guide pada 12 halaman: village-calendar, project detail, banner, group, position, member, announcement, discussion, division calendar/document/discussion, dan division task detail
- Posisi card menggunakan cardTopRatio (rasio layar) untuk kompatibilitas berbagai ukuran device
- Tambah styles guide dan village calendar di constants/Styles.ts

app/(application)/group/index.tsx

@@ -1,3 +1,4 @@
+import GuideOverlay from "@/components/GuideOverlay";
 import ModalConfirmation from "@/components/ModalConfirmation";
 import BorderBottomItem from "@/components/borderBottomItem";
 import { ButtonForm } from "@/components/buttonForm";
@@ -12,6 +13,8 @@ import WrapTab from "@/components/wrapTab";
 import Styles from "@/constants/Styles";
 import { apiDeleteGroup, apiEditGroup, apiGetGroup } from "@/lib/api";
 import { setUpdateGroup } from "@/lib/groupSlice";
+import { GUIDE_GROUP } from "@/lib/guideSteps";
+import { useGuide } from "@/lib/useGuide";
 import { useAuthSession } from "@/providers/AuthProvider";
 import { useTheme } from "@/providers/ThemeProvider";
 import { AntDesign, Feather, Ionicons, MaterialCommunityIcons } from "@expo/vector-icons";
@@ -41,6 +44,7 @@ export default function Index() {
    const [titleChoose, setTitleChoose] = useState('')
    const queryClient = useQueryClient()
    const [refreshing, setRefreshing] = useState(false)
+   const { visible: guideVisible, dismiss: dismissGuide } = useGuide('group')
 
    const dispatch = useDispatch()
    const update = useSelector((state: any) => state.groupUpdate)
@@ -136,6 +140,7 @@ export default function Index() {
 
    return (
       <View style={[Styles.p15, { flex: 1, backgroundColor: colors.background }]}>
+         <GuideOverlay visible={guideVisible} steps={GUIDE_GROUP} onDismiss={dismissGuide} />
          <View style={[Styles.mb10]}>
             <WrapTab>
                <ButtonTab