docs: upgrade Vellum to 0.3.0

Author: qwerzl

package.json

@@ -20,11 +20,11 @@
     "@photon-ai/whatsapp-business": "^0.1.1",
     "@types/node": "^25.6.0",
     "@typescript/native-preview": "7.0.0-dev.20260413.1",
-    "@vellum-docs/cli": "^0.2.4",
-    "@vellum-docs/core": "^0.2.4",
-    "@vellum-docs/engine-nunjucks": "^0.2.4",
-    "@vellum-docs/extractor-typescript": "^0.2.4",
-    "@vellum-docs/profile-mintlify": "^0.2.4",
+    "@vellum-docs/cli": "^0.3.0",
+    "@vellum-docs/core": "^0.3.0",
+    "@vellum-docs/engine-nunjucks": "^0.3.0",
+    "@vellum-docs/extractor-typescript": "^0.3.0",
+    "@vellum-docs/profile-mintlify": "^0.3.0",
     "chat": "4.34.0",
     "eslint": "^9.39.4",
     "eslint-plugin-format": "^2.0.1",

pnpm-lock.yaml

@@ -21,7 +21,8 @@ const config: VellumConfig = {
   templates: '.vellum-src',
   outDir: '.',
   extractors: [new TypeScriptExtractor()],
-  engine: new NunjucksEngine(),
+  // Preserve 0.2 behavior until every synced template is strict-safe.
+  engine: new NunjucksEngine({ strict: false }),
   profile: new MintlifyProfile(),
 }