diff --git a/.gitignore b/.gitignore
index 2afe5ba..3f9bd4f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,6 +14,7 @@ local.properties
 
 # Go
 /bin/
+/sanderling
 *.test
 *.out
 
diff --git a/examples/folio-web/bun.lock b/examples/folio-web/bun.lock
index c20b23f..1ad7a94 100644
--- a/examples/folio-web/bun.lock
+++ b/examples/folio-web/bun.lock
@@ -10,6 +10,7 @@
       },
       "devDependencies": {
         "@eslint/js": "^9.39.4",
+        "@sanderling/spec": "^0.0.1-rc4",
         "@types/node": "^24.12.2",
         "@types/react": "^19.2.14",
         "@types/react-dom": "^19.2.3",
@@ -137,6 +138,8 @@
 
     "@rolldown/pluginutils": ["@rolldown/pluginutils@1.0.0-rc.7", "", {}, "sha512-qujRfC8sFVInYSPPMLQByRh7zhwkGFS4+tyMQ83srV1qrxL4g8E2tyxVVyxd0+8QeBM1mIk9KbWxkegRr76XzA=="],
 
+    "@sanderling/spec": ["@sanderling/spec@0.0.1-rc4", "", {}, "sha512-iv08d2duxQMowqEnDtOeWRGLmiv7188D68g/5ei+cU1BL33cVXwGscLYznfsUv4PgK7XI5Vihwbnp7ME4+Lh1w=="],
+
     "@tybys/wasm-util": ["@tybys/wasm-util@0.10.1", "", { "dependencies": { "tslib": "^2.4.0" } }, "sha512-9tTaPJLSiejZKx+Bmog4uSubteqTvFrVrURwkmHixBo0G4seD0zUxp98E1DzUBJxLQ3NPwXrGKDiVjwx/DpPsg=="],
 
     "@types/estree": ["@types/estree@1.0.8", "", {}, "sha512-dWHzHa2WqEXI/O1E9OjrocMTKJl2mSrEolh1Iomrv6U+JuNwaHXsXx9bLu5gG7BUWFIN0skIQJQ/L1rIex4X6w=="],
diff --git a/examples/folio-web/package.json b/examples/folio-web/package.json
index e0d552d..c2ee53d 100644
--- a/examples/folio-web/package.json
+++ b/examples/folio-web/package.json
@@ -14,6 +14,7 @@
     "react-dom": "^19.2.4"
   },
   "devDependencies": {
+    "@sanderling/spec": "^0.0.1-rc4",
     "@eslint/js": "^9.39.4",
     "@types/node": "^24.12.2",
     "@types/react": "^19.2.14",
diff --git a/examples/folio-web/tsconfig.app.json b/examples/folio-web/tsconfig.app.json
index 1d29c88..0060a88 100644
--- a/examples/folio-web/tsconfig.app.json
+++ b/examples/folio-web/tsconfig.app.json
@@ -21,5 +21,5 @@
     "erasableSyntaxOnly": true,
     "noFallthroughCasesInSwitch": true
   },
-  "include": ["src"]
+  "include": ["src", "sanderling"]
 }
diff --git a/sanderling b/sanderling
deleted file mode 100755
index 4c38e27..0000000
Binary files a/sanderling and /dev/null differ