add invite to crew action on user profiles

officers can invite users without a crew via context menu

src/lib/components/profile/ProfileHeader.svelte

@@ -1,19 +1,56 @@
 <script lang="ts">
 	import { getAvatarSrc, getAvatarSrcSet } from '$lib/utils/avatar'
+	import { DropdownMenu } from 'bits-ui'
+	import Icon from '$lib/components/Icon.svelte'
+	import DropdownItem from '$lib/components/ui/dropdown/DropdownItem.svelte'
+	import InviteUserModal from '$lib/components/crew/InviteUserModal.svelte'
+	import type { CrewRole } from '$lib/types/api/crew'
 
 	interface Props {
 		username: string
+		userId?: string
 		avatarPicture?: string
 		title?: string
 		activeTab: 'teams' | 'favorites' | 'collection'
 		isOwner?: boolean
+		/** Current user's crew role (null if not in a crew) */
+		viewerCrewRole?: CrewRole | null
+		/** Current user's crew ID */
+		viewerCrewId?: string | null
+		/** Whether the target user is in a crew */
+		targetUserHasCrew?: boolean
 	}
 
-	let { username, avatarPicture = '', title, activeTab, isOwner = false }: Props = $props()
+	let {
+		username,
+		userId,
+		avatarPicture = '',
+		title,
+		activeTab,
+		isOwner = false,
+		viewerCrewRole = null,
+		viewerCrewId = null,
+		targetUserHasCrew = false
+	}: Props = $props()
 
 	const avatarSrc = $derived(getAvatarSrc(avatarPicture))
 	const avatarSrcSet = $derived(getAvatarSrcSet(avatarPicture))
 	const displayTitle = $derived(title || username)
+
+	// Can invite if: viewer is captain/vice_captain AND target user is not in a crew AND not viewing own profile
+	const canInvite = $derived(
+		!isOwner &&
+			viewerCrewRole !== null &&
+			(viewerCrewRole === 'captain' || viewerCrewRole === 'vice_captain') &&
+			!targetUserHasCrew &&
+			userId
+	)
+
+	// Show menu if there are any actions available
+	const showMenu = $derived(canInvite)
+
+	// Invite modal state
+	let inviteModalOpen = $state(false)
 </script>
 
 <header class="header">
@@ -57,8 +94,40 @@
 			</a>
 		</nav>
 	</div>
+
+	{#if showMenu}
+		<div class="header-actions">
+			<DropdownMenu.Root>
+				<DropdownMenu.Trigger class="menu-trigger">
+					<Icon name="ellipsis" size={16} />
+				</DropdownMenu.Trigger>
+
+				<DropdownMenu.Portal>
+					<DropdownMenu.Content class="dropdown-content" sideOffset={5} align="end">
+						{#if canInvite}
+							<DropdownItem>
+								<button onclick={() => (inviteModalOpen = true)}>
+									<Icon name="user-plus" size={14} />
+									<span>Invite to Crew</span>
+								</button>
+							</DropdownItem>
+						{/if}
+					</DropdownMenu.Content>
+				</DropdownMenu.Portal>
+			</DropdownMenu.Root>
+		</div>
+	{/if}
 </header>
 
+{#if canInvite && userId && viewerCrewId}
+	<InviteUserModal
+		bind:open={inviteModalOpen}
+		{userId}
+		{username}
+		crewId={viewerCrewId}
+	/>
+{/if}
+
 <style lang="scss">
 	@use '$src/themes/spacing' as *;
 	@use '$src/themes/colors' as *;
@@ -113,4 +182,51 @@
 			color: var(--accent-color, #3366ff);
 		}
 	}
+
+	.header-actions {
+		margin-left: auto;
+		flex-shrink: 0;
+	}
+
+	:global(.menu-trigger) {
+		display: flex;
+		align-items: center;
+		justify-content: center;
+		width: 32px;
+		height: 32px;
+		border-radius: 50%;
+		background: transparent;
+		border: none;
+		cursor: pointer;
+		color: var(--text-secondary);
+		transition: background-color 0.15s ease, color 0.15s ease;
+
+		&:hover {
+			background: var(--button-contained-bg-hover, $grey-90);
+			color: var(--text-primary);
+		}
+
+		&:focus-visible {
+			outline: 2px solid var(--focus-ring);
+			outline-offset: 2px;
+		}
+	}
+
+	:global(.dropdown-content) {
+		background-color: var(--menu-bg);
+		border-radius: 8px;
+		padding: $unit-half;
+		min-width: 160px;
+		box-shadow:
+			0 10px 38px -10px rgba(22, 23, 24, 0.35),
+			0 10px 20px -15px rgba(22, 23, 24, 0.2);
+		z-index: 50;
+
+		button {
+			display: flex;
+			align-items: center;
+			gap: $unit-half;
+			width: 100%;
+		}
+	}
 </style>

src/routes/(app)/[username]/+page.svelte

@@ -3,7 +3,8 @@
 	import { createInfiniteQuery } from '@tanstack/svelte-query'
 	import ExploreGrid from '$lib/components/explore/ExploreGrid.svelte'
 	import ProfileHeader from '$lib/components/profile/ProfileHeader.svelte'
-	import { userQueries } from '$lib/api/queries/user.queries'
+	import { userQueries, type FavoritesPageResult } from '$lib/api/queries/user.queries'
+	import { crewStore } from '$lib/stores/crew.store.svelte'
 	import { IsInViewport } from 'runed'
 	import Icon from '$lib/components/Icon.svelte'
 	import Button from '$lib/components/ui/Button.svelte'
@@ -13,9 +14,13 @@
 	const isOwner = $derived(data.isOwner || false)
 	const activeTab = $derived<'teams' | 'favorites'>(tab === 'favorites' ? 'favorites' : 'teams')
 
+	// Crew info for invite functionality
+	const viewerCrewRole = $derived(crewStore.membership?.role ?? null)
+	const viewerCrewId = $derived(crewStore.crew?.id ?? null)
+
 	// Note: Type assertion needed because favorites and parties queries have different
 	// result structures (items vs results) but we handle both in the items $derived
-	const partiesQuery = createInfiniteQuery(() => {
+	const getQueryOptions = () => {
 		const isFavorites = tab === 'favorites' && isOwner
 
 		if (isFavorites) {
@@ -57,8 +62,9 @@
 					}
 				: undefined,
 			initialDataUpdatedAt: 0
-		} as unknown as ReturnType<typeof userQueries.favorites>
-	})
+		}
+	}
+	const partiesQuery = createInfiniteQuery(getQueryOptions as () => ReturnType<typeof userQueries.favorites>)
 
 	const items = $derived(() => {
 		if (!partiesQuery.data?.pages) return data.items || []
@@ -93,9 +99,12 @@
 <section class="profile">
 	<ProfileHeader
 		username={data.user.username}
+		userId={data.user?.id}
 		avatarPicture={data.user?.avatar?.picture}
 		{activeTab}
 		{isOwner}
+		{viewerCrewRole}
+		{viewerCrewId}
 	/>
 
 	{#if partiesQuery.isLoading}