chore(deps): add @sinclair/typebox to catalog and devDependencies

Required by scripts/xport-schema.mts and scripts/socket-repo-template-schema.mts.
Pin matches fleet (socket-registry, socket-btm, socket-cli) at 0.34.49.
Without this, `pnpm run xport` fails with ERR_MODULE_NOT_FOUND.

Author: jdalton

package.json

@@ -78,6 +78,7 @@
     "@anthropic-ai/claude-code": "2.1.92",
     "@babel/parser": "7.29.0",
     "@oxlint/migrate": "1.51.0",
+    "@sinclair/typebox": "catalog:",
     "@socketsecurity/lib": "catalog:",
     "@socketsecurity/registry": "2.0.2",
     "@socketsecurity/sdk": "4.0.1",

pnpm-lock.yaml

@@ -6,6 +6,7 @@ trustPolicy: no-downgrade
 # entry — the .claude/hooks/check-new-deps hook references it via
 # "catalog:" so its manifest stays in lockstep with the root.
 catalog:
+  '@sinclair/typebox': 0.34.49
   '@socketsecurity/lib': 5.28.0
   '@types/node': 24.9.2