diff --git a/frontend/src/app.d.ts b/frontend/src/app.d.ts
index 8e79195e..a9be9d47 100644
--- a/frontend/src/app.d.ts
+++ b/frontend/src/app.d.ts
@@ -12,6 +12,10 @@ declare global {
 				currency_symbol?: string;
 				default_country?: string | null;
 			};
+			profile?: {
+				role?: string;
+				is_organization_admin?: boolean;
+			};
 		}
 		// interface PageData {}
 		// interface PageState {}
diff --git a/frontend/src/lib/components/ui/card/card-description.svelte b/frontend/src/lib/components/ui/card/card-description.svelte
index f8f84b86..ce98b76b 100644
--- a/frontend/src/lib/components/ui/card/card-description.svelte
+++ b/frontend/src/lib/components/ui/card/card-description.svelte
@@ -1,7 +1,7 @@
 <script>
 	import { cn } from '$lib/utils.js';
 
-	let { ref = $bindable(null), class: className, children, ...restProps } = $props();
+	let { ref = $bindable(null), class: className = undefined, children, ...restProps } = $props();
 </script>
 
 <p
diff --git a/frontend/src/lib/components/ui/card/card-header.svelte b/frontend/src/lib/components/ui/card/card-header.svelte
index 22548ebc..9fd83370 100644
--- a/frontend/src/lib/components/ui/card/card-header.svelte
+++ b/frontend/src/lib/components/ui/card/card-header.svelte
@@ -1,6 +1,6 @@
 <script>
 	import { cn } from '$lib/utils.js';
-	let { ref = $bindable(null), class: className, children, ...restProps } = $props();
+	let { ref = $bindable(null), class: className = undefined, children, ...restProps } = $props();
 </script>
 
 <div
diff --git a/frontend/src/lib/components/ui/card/card-title.svelte b/frontend/src/lib/components/ui/card/card-title.svelte
index 0803750e..0107047c 100644
--- a/frontend/src/lib/components/ui/card/card-title.svelte
+++ b/frontend/src/lib/components/ui/card/card-title.svelte
@@ -1,7 +1,7 @@
 <script>
 	import { cn } from '$lib/utils.js';
 
-	let { ref = $bindable(null), class: className, children, ...restProps } = $props();
+	let { ref = $bindable(null), class: className = undefined, children, ...restProps } = $props();
 </script>
 
 <div
diff --git a/frontend/src/lib/components/ui/dialog/dialog-content.svelte b/frontend/src/lib/components/ui/dialog/dialog-content.svelte
index f71b1e9c..bb239be3 100644
--- a/frontend/src/lib/components/ui/dialog/dialog-content.svelte
+++ b/frontend/src/lib/components/ui/dialog/dialog-content.svelte
@@ -6,8 +6,8 @@
 	import { cn } from "$lib/utils.js";
 	let {
 		ref = $bindable(null),
-		class: className,
-		portalProps,
+		class: className = undefined,
+		portalProps = undefined,
 		children,
 		showCloseButton = true,
 		...restProps
diff --git a/frontend/src/lib/components/ui/dialog/dialog-description.svelte b/frontend/src/lib/components/ui/dialog/dialog-description.svelte
index 419a27e4..7f156049 100644
--- a/frontend/src/lib/components/ui/dialog/dialog-description.svelte
+++ b/frontend/src/lib/components/ui/dialog/dialog-description.svelte
@@ -4,7 +4,7 @@
 
 	let {
 		ref = $bindable(null),
-		class: className,
+		class: className = undefined,
 		...restProps
 	} = $props();
 </script>
diff --git a/frontend/src/lib/components/ui/dialog/dialog-footer.svelte b/frontend/src/lib/components/ui/dialog/dialog-footer.svelte
index b2d4035e..45460648 100644
--- a/frontend/src/lib/components/ui/dialog/dialog-footer.svelte
+++ b/frontend/src/lib/components/ui/dialog/dialog-footer.svelte
@@ -2,7 +2,7 @@
 	import { cn } from "$lib/utils.js";
 	let {
 		ref = $bindable(null),
-		class: className,
+		class: className = undefined,
 		children,
 		...restProps
 	} = $props();
diff --git a/frontend/src/lib/components/ui/dialog/dialog-header.svelte b/frontend/src/lib/components/ui/dialog/dialog-header.svelte
index 2d4d36eb..163eb208 100644
--- a/frontend/src/lib/components/ui/dialog/dialog-header.svelte
+++ b/frontend/src/lib/components/ui/dialog/dialog-header.svelte
@@ -3,7 +3,7 @@
 
 	let {
 		ref = $bindable(null),
-		class: className,
+		class: className = undefined,
 		children,
 		...restProps
 	} = $props();
diff --git a/frontend/src/lib/components/ui/dialog/dialog-title.svelte b/frontend/src/lib/components/ui/dialog/dialog-title.svelte
index 95a17ba6..fb139001 100644
--- a/frontend/src/lib/components/ui/dialog/dialog-title.svelte
+++ b/frontend/src/lib/components/ui/dialog/dialog-title.svelte
@@ -4,7 +4,7 @@
 
 	let {
 		ref = $bindable(null),
-		class: className,
+		class: className = undefined,
 		...restProps
 	} = $props();
 </script>
diff --git a/frontend/src/lib/components/ui/kanban/KanbanBoard.svelte b/frontend/src/lib/components/ui/kanban/KanbanBoard.svelte
index 2a0d37e0..ff2aaf52 100644
--- a/frontend/src/lib/components/ui/kanban/KanbanBoard.svelte
+++ b/frontend/src/lib/components/ui/kanban/KanbanBoard.svelte
@@ -258,8 +258,7 @@
 			<div class="space-y-3">
 				{#each activeMobileColumn.items as item (item.id)}
 					{#if CardComponent}
-						<svelte:component
-							this={CardComponent}
+						<CardComponent
 							{item}
 							onclick={() => onCardClick(item)}
 						/>
diff --git a/frontend/src/lib/components/ui/kanban/KanbanColumn.svelte b/frontend/src/lib/components/ui/kanban/KanbanColumn.svelte
index 0d797e9c..363899a6 100644
--- a/frontend/src/lib/components/ui/kanban/KanbanColumn.svelte
+++ b/frontend/src/lib/components/ui/kanban/KanbanColumn.svelte
@@ -101,8 +101,7 @@
 	<div class="flex-1 space-y-2 overflow-y-auto p-2" style="max-height: calc(100vh - 280px)">
 		{#each column.items as item (item.id)}
 			{#if CardComponent}
-				<svelte:component
-					this={CardComponent}
+				<CardComponent
 					{item}
 					onclick={() => onCardClick(item)}
 					ondragstart={(e) => onCardDragStart(e, item)}
diff --git a/frontend/src/lib/components/ui/label/label.svelte b/frontend/src/lib/components/ui/label/label.svelte
index 43d63c28..2d84d942 100644
--- a/frontend/src/lib/components/ui/label/label.svelte
+++ b/frontend/src/lib/components/ui/label/label.svelte
@@ -2,7 +2,7 @@
 	import { Label as LabelPrimitive } from 'bits-ui';
 	import { cn } from '$lib/utils.js';
 
-	let { ref = $bindable(null), class: className, ...restProps } = $props();
+	let { ref = $bindable(null), class: className = undefined, ...restProps } = $props();
 </script>
 
 <LabelPrimitive.Root
diff --git a/frontend/src/routes/(app)/leads/+page.svelte b/frontend/src/routes/(app)/leads/+page.svelte
index 04715f59..68bd126d 100644
--- a/frontend/src/routes/(app)/leads/+page.svelte
+++ b/frontend/src/routes/(app)/leads/+page.svelte
@@ -796,7 +796,8 @@
 					drawerData = result.data.lead;
 				} else if (result.type === 'failure') {
 					console.error('Server action failed:', result.data);
-					throw new Error(result.data?.error || 'Failed to fetch lead');
+					const errorMsg = /** @type {{ error?: string }} */ (result.data)?.error;
+					throw new Error(errorMsg || 'Failed to fetch lead');
 				} else if (result.type === 'error') {
 					console.error('Server action error:', result.error);
 					throw new Error(result.error?.message || 'Failed to fetch lead');
diff --git a/frontend/src/routes/(app)/settings/tags/+page.server.js b/frontend/src/routes/(app)/settings/tags/+page.server.js
index c38fee81..0675fe03 100644
--- a/frontend/src/routes/(app)/settings/tags/+page.server.js
+++ b/frontend/src/routes/(app)/settings/tags/+page.server.js
@@ -25,13 +25,14 @@ export async function load({ cookies, locals }) {
 export const actions = {
 	create: async ({ request, cookies }) => {
 		const formData = await request.formData();
+		const name = /** @type {string | null} */ (formData.get('name'));
 		const data = {
-			name: formData.get('name'),
+			name,
 			color: formData.get('color') || 'blue',
 			description: formData.get('description') || ''
 		};
 
-		if (!data.name?.trim()) {
+		if (!name?.trim()) {
 			return fail(400, { error: 'Tag name is required' });
 		}
 
@@ -47,13 +48,14 @@ export const actions = {
 	update: async ({ request, cookies }) => {
 		const formData = await request.formData();
 		const tagId = formData.get('tagId');
+		const name = /** @type {string | null} */ (formData.get('name'));
 		const data = {
-			name: formData.get('name'),
+			name,
 			color: formData.get('color'),
 			description: formData.get('description') || ''
 		};
 
-		if (!data.name?.trim()) {
+		if (!name?.trim()) {
 			return fail(400, { error: 'Tag name is required' });
 		}