feat(card): switch template to v2 schema and add tsx dev dependency

- Update BUILTIN_TEMPLATE_ID to 9a9138ed v2 schema
- Add tsx as devDependency for running test scripts

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: soimy

package.json

@@ -59,6 +59,7 @@
     "oxfmt": "0.34.0",
     "oxlint": "^1.49.0",
     "oxlint-tsgolint": "^0.18.0",
+    "tsx": "^4.21.0",
     "typescript": "^5.3.0",
     "vitepress": "1.6.4",
     "vitest": "^3.2.4"

pnpm-lock.yaml

@@ -4,7 +4,7 @@ export const STOP_ACTION_VISIBLE = "true";
 export const STOP_ACTION_HIDDEN = "false";
 
 /** The v2 template ID that ships with this plugin version. */
-const BUILTIN_TEMPLATE_ID = "301508cd-5ddd-4e86-85f0-6b5312032743.schema";
+const BUILTIN_TEMPLATE_ID = "9a9138ed-35d3-498e-9019-748b59ddc39a.schema";
 /** Card variable key for structured block streaming. */
 const BUILTIN_CONTENT_KEY = "blockList";
 /** Card variable key for the copy action (plain text representation). */