Add metalsmith related peerDependencies

Author: razor-x

package.json

@@ -82,7 +82,12 @@
     "npm": ">= 10.9.0"
   },
   "peerDependencies": {
+    "@metalsmith/layouts": "^2.7.0",
+    "@seamapi/blueprint": ">=0.43.1",
+    "del": "^8.0.0",
     "eslint": "^8.9.0",
+    "jstransformer-handlebars": "^1.2.0",
+    "metalsmith": "^2.6.3",
     "prettier": "^3.0.0",
     "tsx": "^4.6.2",
     "typescript": "~5.3.3"