fix(matrix-web): inline navigation stores to avoid shared-stores dependency

Remove external dependency on @manacore/shared-stores and create local
implementation using Svelte 5 runes for better build compatibility.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/matrix/apps/web/Dockerfile

@@ -26,7 +26,6 @@ COPY packages/shared-icons ./packages/shared-icons
 COPY packages/shared-tailwind ./packages/shared-tailwind
 COPY packages/shared-theme ./packages/shared-theme
 COPY packages/shared-types ./packages/shared-types
-COPY packages/shared-stores ./packages/shared-stores
 COPY packages/shared-ui ./packages/shared-ui
 COPY packages/shared-utils ./packages/shared-utils
 

apps/matrix/apps/web/src/lib/stores/navigation.ts

@@ -1,3 +1,39 @@
-import { createSimpleNavigationStores } from '@manacore/shared-stores';
+// Local implementation of navigation stores
+// Previously imported from @manacore/shared-stores, now inlined to avoid dependency issues
 
-export const { isSidebarMode, isNavCollapsed } = createSimpleNavigationStores();
+import { browser } from '$app/environment';
+
+// Check if on mobile/tablet width
+function checkSidebarMode(): boolean {
+	if (!browser) return false;
+	return window.innerWidth < 1024;
+}
+
+// Create reactive stores using Svelte 5 runes
+let _isSidebarMode = $state(checkSidebarMode());
+let _isNavCollapsed = $state(false);
+
+// Listen for resize events
+if (browser) {
+	window.addEventListener('resize', () => {
+		_isSidebarMode = checkSidebarMode();
+	});
+}
+
+export const isSidebarMode = {
+	get value() {
+		return _isSidebarMode;
+	},
+};
+
+export const isNavCollapsed = {
+	get value() {
+		return _isNavCollapsed;
+	},
+	toggle() {
+		_isNavCollapsed = !_isNavCollapsed;
+	},
+	set(value: boolean) {
+		_isNavCollapsed = value;
+	},
+};

apps/matrix/apps/web/vite.config.ts

@@ -22,7 +22,6 @@ const MANACORE_SHARED_PACKAGES = [
 	'@manacore/shared-splitscreen',
 	'@manacore/shared-utils',
 	'@manacore/shared-tags',
-	'@manacore/shared-stores',
 	'@manacore/shared-help-types',
 	'@manacore/shared-help-content',
 	'@manacore/shared-help-ui',