feat: Add reusable frontend composables package (#13077)

Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <netroy@users.noreply.github.com>

packages/frontend/@n8n/composables/tsconfig.json

@@ -0,0 +1,10 @@
+{
+	"extends": "@n8n/frontend-typescript-config",
+	"compilerOptions": {
+		"baseUrl": ".",
+		"rootDir": ".",
+		"outDir": "dist",
+		"types": ["vite/client", "vitest/globals"]
+	},
+	"include": ["src/**/*.ts", "src/**/*.vue", "vite.config.ts", "tsup.config.ts"]
+}