Revert "chore: removing unused code"

Author: d-jeffery

pkg/js/validator/validate-store.ts

@@ -725,6 +725,36 @@ const validateStore: SchemaValidateFunction = function (
   return validateTestTypes(store, this.jsonModel, ctx.instancePath);
 };
 
+// YAML validation using ajv
+export function YamlTuplesValidator(): ValidateFunction {
+  return new Ajv({
+    allErrors: true,
+    verbose: true,
+    passContext: true,
+    $data: true,
+  })
+    .addFormat("user", {
+      validate: Validate.user,
+    })
+    .addFormat("relation", {
+      validate: Validate.relation,
+    })
+    .addFormat("object", {
+      validate: Validate.object,
+    })
+    .addFormat("condition", {
+      validate: Validate.relationshipCondition,
+    })
+    .addKeyword({
+      keyword: "valid_tuple",
+      type: "object",
+      schema: false,
+      errors: true,
+      validate: validateTuple,
+    })
+    .compile(OPENFGA_TUPLES_SCHEMA);
+}
+
 // YAML tuple validation
 const OPENFGA_TUPLES_SCHEMA: Schema = {
   type: "array",