Add oaswrap/spec — Go OpenAPI 3.x specification builder (#730)

Author: akfaiz

src/content/tools/oaswrap-spec.md

@@ -0,0 +1,15 @@
+---
+name: oaswrap/spec
+description: A lightweight, framework-agnostic OpenAPI 3.x specification builder for Go that generates API docs programmatically using pure Go code without annotations.
+categories:
+  - openapi-aware-frameworks
+link: https://oaswrap.github.io/docs/spec/introduction
+languages:
+  golang: true
+repo: https://github.com/oaswrap/spec
+oasVersions:
+  v2: false
+  v3: true
+  v3_1: true
+  v3_2: false
+---