diff --git a/apps/mana/apps/web/src/lib/modules/calendar/components/EventForm.svelte b/apps/mana/apps/web/src/lib/modules/calendar/components/EventForm.svelte
index a71922964..8559d31c5 100644
--- a/apps/mana/apps/web/src/lib/modules/calendar/components/EventForm.svelte
+++ b/apps/mana/apps/web/src/lib/modules/calendar/components/EventForm.svelte
@@ -35,10 +35,8 @@
 	let calendarId = $state(event?.calendarId || '');
 	// svelte-ignore state_referenced_locally
 	let recurrenceRule = $state(event?.recurrenceRule || '');
-	let selectedTagIds = $state<string[]>(
-		// svelte-ignore state_referenced_locally
-		((event as unknown as Record<string, unknown>)?.tagIds as string[]) ?? []
-	);
+	// svelte-ignore state_referenced_locally
+	let selectedTagIds = $state<string[]>(event?.tagIds ?? []);
 
 	const allTags = useAllTags();
 
diff --git a/apps/mana/apps/web/src/lib/modules/citycorners/queries.ts b/apps/mana/apps/web/src/lib/modules/citycorners/queries.ts
index c0ba7b74d..e1ebcd3f7 100644
--- a/apps/mana/apps/web/src/lib/modules/citycorners/queries.ts
+++ b/apps/mana/apps/web/src/lib/modules/citycorners/queries.ts
@@ -123,7 +123,7 @@ export function getCityStats(locations: LocalLocation[]): CityStats {
 
 	for (const loc of locations) {
 		categoryCounts[loc.category] = (categoryCounts[loc.category] || 0) + 1;
-		if ((loc as any).createdBy) contributors.add((loc as any).createdBy);
+		if (loc.createdBy) contributors.add(loc.createdBy);
 		if (loc.latitude && loc.longitude) hasCoordinates++;
 	}
 
@@ -134,8 +134,8 @@ export function getCityStats(locations: LocalLocation[]): CityStats {
 
 	const recentLocations = [...locations]
 		.sort((a, b) => {
-			const aTime = (a as any).createdAt ? new Date((a as any).createdAt).getTime() : 0;
-			const bTime = (b as any).createdAt ? new Date((b as any).createdAt).getTime() : 0;
+			const aTime = a.createdAt ? new Date(a.createdAt).getTime() : 0;
+			const bTime = b.createdAt ? new Date(b.createdAt).getTime() : 0;
 			return bTime - aTime;
 		})
 		.slice(0, 3);
@@ -161,7 +161,7 @@ export interface PlatformStats {
 export function getPlatformStats(cities: LocalCity[], locations: LocalLocation[]): PlatformStats {
 	const contributors = new Set<string>();
 	for (const loc of locations) {
-		if ((loc as any).createdBy) contributors.add((loc as any).createdBy);
+		if (loc.createdBy) contributors.add(loc.createdBy);
 	}
 	for (const city of cities) {
 		if (city.createdBy) contributors.add(city.createdBy);
diff --git a/apps/mana/apps/web/src/lib/modules/citycorners/types.ts b/apps/mana/apps/web/src/lib/modules/citycorners/types.ts
index dbec8b18e..3687d0637 100644
--- a/apps/mana/apps/web/src/lib/modules/citycorners/types.ts
+++ b/apps/mana/apps/web/src/lib/modules/citycorners/types.ts
@@ -37,6 +37,7 @@ export interface LocalLocation extends BaseRecord {
 	longitude?: number | null;
 	imageUrl?: string | null;
 	timeline?: Array<{ year: number; event: string }> | null;
+	createdBy?: string | null;
 }
 
 export interface LocalFavorite extends BaseRecord {
diff --git a/apps/mana/apps/web/src/lib/modules/picture/stores/images.svelte.ts b/apps/mana/apps/web/src/lib/modules/picture/stores/images.svelte.ts
index 59fb2c84d..409b9cacf 100644
--- a/apps/mana/apps/web/src/lib/modules/picture/stores/images.svelte.ts
+++ b/apps/mana/apps/web/src/lib/modules/picture/stores/images.svelte.ts
@@ -43,14 +43,7 @@ export const imagesStore = {
 	async toggleFavorite(id: string) {
 		error = null;
 		try {
-			// Cast: toggleField expects a string-keyed Table, but db.table()
-			// returns the generic IndexableType-keyed shape. The runtime keys
-			// for `images` are all strings (UUIDs).
-			await toggleField(
-				imageTable() as unknown as Parameters<typeof toggleField>[0],
-				id,
-				'isFavorite'
-			);
+			await toggleField(imageTable(), id, 'isFavorite');
 			PictureEvents.imageFavorited();
 			return { success: true };
 		} catch (e) {
diff --git a/apps/mana/apps/web/src/routes/(app)/+layout.svelte b/apps/mana/apps/web/src/routes/(app)/+layout.svelte
index 5b477583d..f5b5c5e47 100644
--- a/apps/mana/apps/web/src/routes/(app)/+layout.svelte
+++ b/apps/mana/apps/web/src/routes/(app)/+layout.svelte
@@ -56,7 +56,7 @@
 	} from '@mana/shared-theme';
 	import type { ThemeVariant } from '@mana/shared-theme';
 	import { getLanguageDropdownItems, getCurrentLanguageLabel } from '@mana/shared-i18n';
-	import { setLocale, supportedLocales } from '$lib/i18n';
+	import { setLocale, supportedLocales, type SupportedLocale } from '$lib/i18n';
 	import { ManaEvents, AppEvents } from '@mana/shared-utils/analytics';
 	import { setUser as setErrorTrackingUser } from '@mana/shared-error-tracking/browser';
 	import { trackReturnVisit, trackModuleUsed, markAsGuest } from '$lib/stores/funnel-tracking';
@@ -145,7 +145,9 @@
 	// ── i18n ────────────────────────────────────────────────
 	let currentLocale = $derived($locale || 'de');
 	function handleLocaleChange(newLocale: string) {
-		setLocale(newLocale as any);
+		if (supportedLocales.includes(newLocale as SupportedLocale)) {
+			setLocale(newLocale as SupportedLocale);
+		}
 		userSettings.updateGlobal({ locale: newLocale });
 		AppEvents.languageChanged(newLocale);
 	}
@@ -154,8 +156,11 @@
 	$effect(() => {
 		if (userSettings.loaded && userSettings.locale) {
 			const settingsLocale = userSettings.locale;
-			if (supportedLocales.includes(settingsLocale as any) && settingsLocale !== $locale) {
-				setLocale(settingsLocale as any);
+			if (
+				supportedLocales.includes(settingsLocale as SupportedLocale) &&
+				settingsLocale !== $locale
+			) {
+				setLocale(settingsLocale as SupportedLocale);
 			}
 		}
 	});
diff --git a/apps/mana/apps/web/src/routes/(app)/contacts/[id]/+page.svelte b/apps/mana/apps/web/src/routes/(app)/contacts/[id]/+page.svelte
index 7b7aa26f7..d21d82f78 100644
--- a/apps/mana/apps/web/src/routes/(app)/contacts/[id]/+page.svelte
+++ b/apps/mana/apps/web/src/routes/(app)/contacts/[id]/+page.svelte
@@ -63,7 +63,7 @@
 			twitter: contact.twitter,
 			instagram: contact.instagram,
 			github: contact.github,
-			tagIds: ((contact as unknown as Record<string, unknown>).tagIds as string[]) ?? [],
+			tagIds: contact.tagIds ?? [],
 		};
 		isEditing = true;
 	}
diff --git a/packages/spiral-db/package.json b/packages/spiral-db/package.json
index 266360425..f2debfd97 100644
--- a/packages/spiral-db/package.json
+++ b/packages/spiral-db/package.json
@@ -18,6 +18,8 @@
 	},
 	"scripts": {
 		"build": "tsup src/index.ts src/wallpaper.ts --format esm --dts --clean",
+		"prepublishOnly": "pnpm build",
+		"prepare": "pnpm build",
 		"dev": "tsup src/index.ts src/wallpaper.ts --format esm --dts --watch",
 		"test": "vitest",
 		"test:run": "vitest run",