docs: add generated plugin reference pages

docs/plugins/reference/groq.md

@@ -0,0 +1,23 @@
+---
+summary: "Adds Groq model provider support to OpenClaw."
+read_when:
+  - You are installing, configuring, or auditing the groq plugin
+title: "Groq plugin"
+---
+
+# Groq plugin
+
+Adds Groq model provider support to OpenClaw.
+
+## Distribution
+
+- Package: `@openclaw/groq-provider`
+- Install route: included in OpenClaw
+
+## Surface
+
+providers: groq; contracts: mediaUnderstandingProviders
+
+## Related docs
+
+- [groq](/providers/groq)