chore(dev-dependency): add playwright-mcp package for testing

- Add playwright-mcp v0.0.19 as dev dependency
- Update bun.lock with new dependency tree
- Add .qwen configuration files

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

.qwen/settings.json.orig

@@ -0,0 +1,9 @@
+{
+  "mcpServers": {
+    "playwright-mcp": {
+      "command": "npx",
+      "args": ["-y", "playwright-mcp@latest"],
+      "timeout": 60000
+    }
+  }
+}