fix: avoid any escape in content for frontmatter by using js-yaml

Author: alvis

package-lock.json

@@ -38,12 +38,14 @@
     "gatsby": "^3.0.0-next.0"
   },
   "devDependencies": {
+    "@types/js-yaml": "^4.0.0",
     "gatsby": "^3.0.0-next.0",
     "nock": "^13.1.0",
     "presetter": "^2.0.0",
     "presetter-preset": "^2.0.0"
   },
   "dependencies": {
-    "got": "^11.8.0"
+    "got": "^11.8.0",
+    "js-yaml": "^4.1.0"
   }
 }