feat: full-code app builder reachable from home in preview

frontend/src/lib/components/common/modal/Modal.svelte

@@ -1,17 +1,36 @@
 <script lang="ts">
+	import { createBubbler, stopPropagation } from 'svelte/legacy'
+
+	const bubble = createBubbler()
 	import { createEventDispatcher } from 'svelte'
 	import { fade } from 'svelte/transition'
 	import Button from '../button/Button.svelte'
 	import { twMerge } from 'tailwind-merge'
 	import CloseButton from '../CloseButton.svelte'
 
-	export let title: string
-	export let open: boolean = false
-	let c: string = ''
-	export { c as class }
-	export let style = ''
-	export let cancelText: string | undefined = undefined
-	export let kind: 'button' | 'X' = 'button'
+	interface Props {
+		title: string
+		open?: boolean
+		class?: string
+		style?: string
+		cancelText?: string | undefined
+		kind?: 'button' | 'X'
+		settings?: import('svelte').Snippet
+		children?: import('svelte').Snippet
+		actions?: import('svelte').Snippet
+	}
+
+	let {
+		title,
+		open = $bindable(false),
+		class: c = '',
+		style = '',
+		cancelText = undefined,
+		kind = 'button',
+		settings,
+		children,
+		actions
+	}: Props = $props()
 
 	const dispatch = createEventDispatcher()
 
@@ -37,13 +56,13 @@
 	}
 </script>
 
-<svelte:window on:keydown|capture={onKeyDown} />
+<svelte:window onkeydowncapture={onKeyDown} />
 
 {#if open}
-	<!-- svelte-ignore a11y-click-events-have-key-events -->
-	<!-- svelte-ignore a11y-no-noninteractive-element-interactions -->
+	<!-- svelte-ignore a11y_click_events_have_key_events -->
+	<!-- svelte-ignore a11y_no_noninteractive_element_interactions -->
 	<div
-		on:click={() => (open = false)}
+		onclick={() => (open = false)}
 		transition:fadeFast|local
 		class={'fixed top-0 bottom-0 left-0 right-0 z-[9999]'}
 		role="dialog"
@@ -58,9 +77,9 @@
 
 		<div class="fixed inset-0 z-10 overflow-y-auto">
 			<div class="flex min-h-full items-center justify-center p-4">
-				<!-- svelte-ignore a11y-no-static-element-interactions -->
+				<!-- svelte-ignore a11y_no_static_element_interactions -->
 				<div
-					on:click|stopPropagation
+					onclick={stopPropagation(bubble('click'))}
 					class={twMerge(
 						'relative transform overflow-hidden rounded-lg bg-surface px-4 pt-5 pb-4 text-left shadow-xl transition-all sm:my-8 sm:w-full sm:max-w-lg sm:p-6',
 						c,
@@ -78,17 +97,17 @@
 						<div class="ml-4 text-left flex-1">
 							<div class="flex flex-row items-center justify-between">
 								<h3>{title}</h3>
-								<slot name="settings" />
+								{@render settings?.()}
 							</div>
 
 							<div class="mt-4 text-sm text-primary">
-								<slot />
+								{@render children?.()}
 							</div>
 						</div>
 					</div>
 					{#if kind == 'button'}
 						<div class="flex items-center space-x-2 flex-row-reverse space-x-reverse mt-4">
-							<slot name="actions" />
+							{@render actions?.()}
 							<Button
 								on:click={() => {
 									dispatch('canceled')

frontend/src/lib/components/flows/CreateActionsApp.svelte

@@ -5,21 +5,47 @@
 	import { Button } from '$lib/components/common'
 	import Drawer from '$lib/components/common/drawer/Drawer.svelte'
 	import DrawerContent from '$lib/components/common/drawer/DrawerContent.svelte'
-	import { LayoutDashboard, Loader2, Plus } from 'lucide-svelte'
+	import Modal from '$lib/components/common/modal/Modal.svelte'
+	import { LayoutDashboard, Loader2, Plus, Code2, FlaskConical } from 'lucide-svelte'
 	import { importStore } from '../apps/store'
+	import Badge from '$lib/components/common/badge/Badge.svelte'
 
 	import YAML from 'yaml'
+	import Tooltip from '../Tooltip.svelte'
 
 	let drawer: Drawer | undefined = undefined
 	let pendingRaw: string = ''
 
 	let importType: 'yaml' | 'json' = 'yaml'
 
+	// Modal states
+	let appTypeModalOpen = $state(false)
+	let featurePreviewModalOpen = $state(false)
+
 	async function importRaw() {
 		$importStore = importType === 'yaml' ? YAML.parse(pendingRaw) : JSON.parse(pendingRaw)
 		await goto('/apps/add?nodraft=true')
 		drawer?.closeDrawer?.()
 	}
+
+	function openAppTypeModal() {
+		appTypeModalOpen = true
+	}
+
+	function selectLowCode() {
+		appTypeModalOpen = false
+		goto(`${base}/apps/add?nodraft=true`)
+	}
+
+	function selectFullCode() {
+		appTypeModalOpen = false
+		featurePreviewModalOpen = true
+	}
+
+	function confirmFullCode() {
+		featurePreviewModalOpen = false
+		goto(`${base}/apps_raw/add?nodraft=true`)
+	}
 </script>
 
 <!-- Buttons -->
@@ -27,11 +53,11 @@
 	<Button
 		id="create-app-button"
 		aiId="apps-create-actions-app"
-		aiDescription="Create a new low-code app"
+		aiDescription="Create a new app"
 		unifiedSize="lg"
 		startIcon={{ icon: Plus }}
 		endIcon={{ icon: LayoutDashboard }}
-		href="{base}/apps/add?nodraft=true"
+		on:click={openAppTypeModal}
 		variant="accent"
 		dropdownItems={[
 			{
@@ -48,16 +74,101 @@
 					importType = 'json'
 				}
 			}
-			// {
-			// 	label: 'Build app in React/Vue/Svelte (alpha)',
-			// 	onClick: () => goto('/apps_raw/add?nodraft=true')
-			// }
 		]}
 	>
 		<div class="flex flex-row items-center"> App </div>
 	</Button>
 </div>
 
+<!-- App Type Selection Modal -->
+<Modal bind:open={appTypeModalOpen} title="Choose your app builder">
+	<div class="flex flex-col gap-4 pr-4">
+		<div class="grid grid-cols-2 gap-8">
+			<!-- Low-code option -->
+			<button
+				class="flex flex-col items-center gap-3 p-6 rounded-lg border-2 border-gray-200 dark:border-gray-700 hover:border-orange-500 dark:hover:border-orange-400 hover:bg-orange-50 dark:hover:bg-orange-900/20 transition-all cursor-pointer group"
+				onclick={selectLowCode}
+			>
+				<div
+					class="w-32 h-32 rounded-xl bg-orange-100 dark:bg-orange-900/40 flex items-center justify-center group-hover:bg-orange-200 dark:group-hover:bg-orange-800/50 transition-colors"
+				>
+					<LayoutDashboard size={32} class="text-orange-600 dark:text-orange-400" />
+				</div>
+				<div class="text-center">
+					<h3 class="font-semibold text-primary">Low-code App</h3>
+					<p class="text-xs text-tertiary mt-1">
+						Drag-and-drop UI builder with 60+ powerful components.
+
+						<br /><br />
+						Better for simple apps or apps that require minimal customization.
+					</p>
+				</div>
+			</button>
+
+			<button
+				class="relative flex flex-col items-center gap-3 p-6 rounded-lg border-2 border-gray-200 dark:border-gray-700 hover:border-purple-500 dark:hover:border-purple-400 hover:bg-purple-50 dark:hover:bg-purple-900/20 transition-all cursor-pointer group"
+				onclick={selectFullCode}
+			>
+				<div
+					class="w-32 h-32 rounded-xl bg-purple-100 dark:bg-purple-900/40 flex items-center justify-center group-hover:bg-purple-200 dark:group-hover:bg-purple-800/50 transition-colors"
+				>
+					<Code2 size={32} class="text-purple-600 dark:text-purple-400" />
+				</div>
+				<div class="text-center">
+					<h3 class="font-semibold text-primary">Full-code App</h3>
+					<p class="text-xs text-tertiary mt-1">
+						Build with React or Svelte with full control and a powerful AI agent.
+					</p>
+				</div>
+				<br /><br />
+				<div class="flex flex-row items-center gap-2">
+					<Badge color="yellow">
+						<FlaskConical size={12} class="mr-1" />
+						Preview (unstable)
+					</Badge>
+				</div>
+			</button>
+		</div>
+	</div>
+</Modal>
+
+<!-- Feature Preview Warning Modal -->
+<Modal kind="X" bind:open={featurePreviewModalOpen} title="Feature Preview Notice">
+	<div class="flex flex-col gap-4">
+		<div
+			class="flex items-start gap-3 p-4 rounded-lg bg-yellow-50 dark:bg-yellow-900/20 border border-yellow-200 dark:border-yellow-800"
+		>
+			<FlaskConical size={24} class="text-yellow-600 dark:text-yellow-400 shrink-0 mt-0.5" />
+			<div class="text-sm text-yellow-800 dark:text-yellow-200">
+				<p class="font-semibold mb-2">Full-code Apps are in Feature Preview</p>
+				<p>
+					This feature is not yet stable and may change significantly before it reaches General
+					Availability (GA), which is expected in <strong>January 2026</strong>.
+				</p>
+				<ul class="list-disc list-inside mt-2 space-y-1 text-yellow-700 dark:text-yellow-300">
+					<li>APIs and interfaces may change without notice</li>
+					<li>Some functionality may be incomplete or buggy</li>
+					<li>Not recommended for production use yet</li>
+				</ul>
+			</div>
+		</div>
+
+		<div class="flex justify-end gap-3 pt-2">
+			<Button
+				color="light"
+				size="sm"
+				on:click={() => {
+					featurePreviewModalOpen = false
+					appTypeModalOpen = true
+				}}
+			>
+				Go back
+			</Button>
+			<Button color="blue" size="sm" on:click={confirmFullCode}>I understand, continue</Button>
+		</div>
+	</div>
+</Modal>
+
 <!-- Raw JSON -->
 <Drawer bind:this={drawer} size="800px">
 	<DrawerContent

frontend/src/routes/(root)/(logged)/apps_raw/add/+page.svelte

@@ -24,7 +24,15 @@
 	import Select from '$lib/components/select/Select.svelte'
 	import Toggle from '$lib/components/Toggle.svelte'
 	import Button from '$lib/components/common/button/Button.svelte'
-	import { AlertTriangle, Sparkles, ArrowRight, Plus, List, Ban } from 'lucide-svelte'
+	import {
+		AlertTriangle,
+		Sparkles,
+		ArrowRight,
+		Plus,
+		List,
+		Ban,
+		ExternalLinkIcon
+	} from 'lucide-svelte'
 	import ToggleButtonGroup from '$lib/components/common/toggleButton-v2/ToggleButtonGroup.svelte'
 	import ToggleButton from '$lib/components/common/toggleButton-v2/ToggleButton.svelte'
 	import RawAppDataTableList from '$lib/components/raw_apps/RawAppDataTableList.svelte'
@@ -398,8 +406,24 @@
 						<AlertTriangle size={16} class="text-yellow-600 dark:text-yellow-400 shrink-0" />
 						<div class="text-sm text-yellow-800 dark:text-yellow-200">
 							<span class="font-medium">No datatables configured.</span>
-							You can still create an app, but AI won't be able to create database tables. Configure
-							datatables in workspace settings to enable this feature.
+							You can still create an app, but for data storage you won't be able to use data tables
+							which are <b>HIGHLY RECOMMENDED</b>.
+							<br />
+
+							{#if $userStore?.is_admin}
+								Configure datatables in
+								<a
+									href="/workspace/settings?tab=windmill_data_tables"
+									target="_blank"
+									class="inline-flex items-center gap-1"
+									>workspace settings <ExternalLinkIcon size={16} />
+								</a> to enable this feature.
+							{:else}
+								<b>
+									Ask your workspace admin to configure datatables in workspace settings to enable
+									this feature.
+								</b>
+							{/if}
 						</div>
 					</div>
 				{:else}
@@ -509,7 +533,23 @@
 					>
 						<AlertTriangle size={16} class="text-gray-500 shrink-0" />
 						<div class="text-sm text-tertiary">
-							AI is not configured for this workspace. You can still create an app manually.
+							AI is not configured for this workspace. You can still create an app manually but <b
+								>using AI is highly recommended</b
+							>.
+							<br />
+							{#if $userStore?.is_admin}
+								Configure AI in
+								<a
+									href="/workspace/settings?tab=ai"
+									target="_blank"
+									class="inline-flex items-center gap-1"
+									>workspace settings <ExternalLinkIcon size={16} />
+								</a>
+								to enable this feature.
+							{:else}
+								Ask your workspace admin to configure AI in workspace settings to enable this
+								feature.
+							{/if}
 						</div>
 					</div>
 				{:else}