docs: add generated plugin reference pages

docs/plugins/reference/github-copilot.md

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