UI: Add remote MCP section

docs/toolhive/faq.md

@@ -63,7 +63,7 @@ services and platforms like:
 Yes. You can run any MCP server from a container image or source package, even
 if it's not in the registry. Just provide the image name or package details when
 starting the server using the CLI or UI. See the custom MCP server section in
-the [UI guide](./guides-ui/run-mcp-servers.md#install-a-custom-mcp-server) and
+the [UI guide](./guides-ui/run-mcp-servers.mdx#install-a-custom-mcp-server) and
 [CLI guide](./guides-cli/run-mcp-servers.mdx#run-a-custom-mcp-server) for more
 details.
 

docs/toolhive/guides-mcp/filesystem.mdx

@@ -38,7 +38,7 @@ does not provide filesystem access, or for demonstrating MCP capabilities.
 Select the `filesystem` MCP server in the ToolHive registry.
 
 In the **Storage volumes** section,
-[add local files or folders](../guides-ui/run-mcp-servers.md#volumes) to expose
+[add local files or folders](../guides-ui/run-mcp-servers.mdx#volumes) to expose
 to the MCP server. In the drop-down, choose whether to mount the volume as
 read-only or read-write.
 

docs/toolhive/guides-ui/client-configuration.mdx

@@ -73,4 +73,4 @@ for some common examples.
 ## Related information
 
 - [Client compatibility](../reference/client-compatibility.mdx)
-- [Run MCP servers](./run-mcp-servers.md)
+- [Run MCP servers](./run-mcp-servers.mdx)

docs/toolhive/guides-ui/install.mdx

@@ -203,7 +203,7 @@ improvement. Review the
 ## Next steps
 
 Now that you have ToolHive installed, you can start using it to run and manage
-MCP servers. See [Run MCP servers](./run-mcp-servers.md) to get started.
+MCP servers. See [Run MCP servers](./run-mcp-servers.mdx) to get started.
 
 ## Related information
 

docs/toolhive/guides-ui/network-isolation.mdx

@@ -81,4 +81,4 @@ The configuration pictured below allows the MCP server to access
 
 ## Related information
 
-- [Run MCP servers](./run-mcp-servers.md)
+- [Run MCP servers](./run-mcp-servers.mdx)

docs/toolhive/guides-ui/registry.mdx

@@ -94,7 +94,7 @@ After exploring the registry and finding servers you want to use:
 ## Related information
 
 - [Install ToolHive UI](./install.mdx) - Get started with ToolHive
-- [Run MCP servers](./run-mcp-servers.md) - Install and manage servers from the
+- [Run MCP servers](./run-mcp-servers.mdx) - Install and manage servers from the
   registry
 - [Custom registry tutorial](../tutorials/custom-registry.mdx) - Create your own
   MCP server registry