docs: cover the remaining Tier 1 audit items (#3325)

docs_src/media/tutorial005.py

@@ -0,0 +1,18 @@
+from mcp.server import MCPServer
+from mcp.types import EmbeddedResource, TextResourceContents
+
+mcp = MCPServer("Brand kit")
+
+
+@mcp.resource("brand://guidelines", mime_type="text/markdown")
+def guidelines() -> str:
+    """How to use the brand assets."""
+    return "# Brand guidelines\n\nUse the primary colour for calls to action.\n"
+
+
+@mcp.tool()
+def brand_guidelines() -> EmbeddedResource:
+    """The brand guidelines as a Markdown document."""
+    return EmbeddedResource(
+        resource=TextResourceContents(uri="brand://guidelines", mime_type="text/markdown", text=guidelines())
+    )