Initial commit: Grav CMS setup with HTML reference material

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

plugins/email/api-docs/chapter.md

@@ -0,0 +1,26 @@
+---
+title: Email
+template: chapter
+description: Send emails via the Grav API
+taxonomy:
+    category:
+        - docs
+---
+
+The Email API allows you to send ad-hoc emails and test your email configuration programmatically. These endpoints are registered by the Email plugin via the Grav API plugin's extensibility system.
+
+## Requirements
+
+- [Grav API Plugin](https://github.com/getgrav/grav-plugin-api) must be installed and enabled
+- Email plugin must be installed, enabled, and configured with a valid mailer
+
+## Authentication
+
+All email endpoints require the `api.system.write` permission.
+
+## Available Operations
+
+| Method | Endpoint | Description |
+|--------|----------|-------------|
+| POST | `/email/send` | Send an ad-hoc email |
+| POST | `/email/test` | Send a test email to verify configuration |