♻️ refactor: migrate 15 web apps to @manacore/shared-vite-config

- Add missing packages to MANACORE_SHARED_PACKAGES list
- Migrate all SvelteKit apps to use createViteConfig/mergeViteConfig
- Matrix preserves special WASM config for matrix-js-sdk crypto
- Update consolidation docs with completed Vite config task

Savings: ~350 LOC (-318 net lines)

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

@@ -1,38 +1,41 @@
 import { sveltekit } from '@sveltejs/kit/vite';
 import tailwindcss from '@tailwindcss/vite';
 import { defineConfig } from 'vite';
+import { createViteConfig, mergeViteConfig } from '@manacore/shared-vite-config';
 
-export default defineConfig({
-	plugins: [tailwindcss(), sveltekit()],
-	server: {
-		port: 5180,
-		strictPort: true,
-		headers: {
-			// Required for WASM module loading
-			'Cross-Origin-Opener-Policy': 'same-origin',
-			'Cross-Origin-Embedder-Policy': 'require-corp',
-		},
-	},
-	define: {
-		global: 'globalThis',
-	},
-	optimizeDeps: {
-		include: ['buffer', 'events'],
-		// WASM modules cannot be pre-bundled
-		exclude: ['@matrix-org/matrix-sdk-crypto-wasm'],
-		esbuildOptions: {
-			define: {
-				global: 'globalThis',
+const baseConfig = createViteConfig({
+	port: 5180,
+	additionalPackages: ['@matrix/shared'],
+});
+
+export default defineConfig(
+	mergeViteConfig(baseConfig, {
+		plugins: [tailwindcss(), sveltekit()],
+		server: {
+			headers: {
+				// Required for WASM module loading
+				'Cross-Origin-Opener-Policy': 'same-origin',
+				'Cross-Origin-Embedder-Policy': 'require-corp',
 			},
 		},
-	},
-	ssr: {
-		noExternal: ['@manacore/shared-*', '@matrix/shared'],
-	},
-	worker: {
-		format: 'es',
-	},
-	build: {
-		target: 'esnext',
-	},
-});
+		define: {
+			global: 'globalThis',
+		},
+		optimizeDeps: {
+			include: ['buffer', 'events'],
+			// WASM modules cannot be pre-bundled
+			exclude: ['@matrix-org/matrix-sdk-crypto-wasm'],
+			esbuildOptions: {
+				define: {
+					global: 'globalThis',
+				},
+			},
+		},
+		worker: {
+			format: 'es',
+		},
+		build: {
+			target: 'esnext',
+		},
+	})
+);