Update changelog

Author: captbaritone

CHANGELOG.md

@@ -6,6 +6,12 @@ Changes in this section are not yet released. If you need access to these change
 
 - **Features**
   - Custom error messages when types or interfaces are missing fields which suggests adding a `@gqlField` docblock tag.
+  - Custom error message when your project has no types defined. Intended to help guide new users.
+- **Bug Fixes**
+  -
+
+## 0.0.29
+
 - **Bug Fixes**
   - Include `semver` as dependency in `package.json` which was accidentally only included as a dev dependency.