Add deployment option: Railway

Author: tk-o

docs/ensnode.io/config/integrations/starlight/sidebar-topics/self-host.ts

@@ -8,12 +8,21 @@ export const selfHostSidebarTopic = {
       link: "/docs/self-host",
     },
     {
-      label: "Docker",
-      link: "/docs/self-host/docker",
-    },
-    {
-      label: "Terraform",
-      link: "/docs/self-host/terraform",
+      label: "Deployment options",
+      items: [
+        {
+          label: "Docker",
+          link: "/docs/self-host/docker",
+        },
+        {
+          label: "Railway",
+          link: "/docs/self-host/railway",
+        },
+        {
+          label: "Terraform",
+          link: "/docs/self-host/terraform",
+        },
+      ],
     },
     {
       label: "Scalability",

docs/ensnode.io/src/content/docs/docs/self-host/docker.mdx

@@ -2,7 +2,6 @@
 title: Deploying ENSNode with Docker
 sidebar:
   label: Docker
-  order: 1
 ---
 
 import { LinkCard } from "@astrojs/starlight/components";

docs/ensnode.io/src/content/docs/docs/self-host/index.mdx

@@ -1,6 +1,8 @@
 ---
 title: Self-host ENSNode
 description: Decide whether to self-host ENSNode and understand the architecture.
+sidebar:
+  label: Overview
 ---
 
 import { LinkCard } from "@astrojs/starlight/components";
@@ -40,4 +42,6 @@ Self-hosting today means standing up a fresh ENSNode instance from zero and wait
 
 <LinkCard title="Deploy with Docker" description="The Docker deployment option provides the easiest way to run the full ENSNode suite of services both locally and in the cloud." href="/docs/self-host/docker" />
 
+<LinkCard title="Deploy to Railway" description="A guide for deploying the ENSNode Alpha instance on Railway using the Railway Templates approach." href="/docs/self-host/railway" />
+
 <LinkCard title="Deploy with Terraform" description="An example Terraform deployment reference is available, showing an example of deploying the full ENSNode suite on Render with AWS managed domain names." href="/docs/self-host/terraform" />

docs/ensnode.io/src/content/docs/docs/self-host/railway.mdx

@@ -0,0 +1,13 @@
+---
+title: Deploying ENSNode to Railway
+---
+
+import { LinkCard } from "@astrojs/starlight/components";
+
+This guide provides an example of deploying the full ENSNode Alpha instance suite to [Railway](https://railway.app/), a popular cloud hosting provider. It uses the [Railway Templates](https://docs.railway.app/templates) approach, which allows you to apply a pre-configured infrastructure template to your Railway project with a single click.
+
+<LinkCard
+  title="Deploy your own ENSNode Alpha instance with Railway"
+  description="Browse the full Railway Template definition including service definitions and configuration."
+  href="https://railway.com/deploy/ensnode-alpha"
+/>

docs/ensnode.io/src/content/docs/docs/self-host/scalability.mdx

@@ -3,7 +3,6 @@ title: ENSNode Scalability
 description: Understand how ENSNode's architecture enables horizontal scaling.
 sidebar:
   label: Scalability
-  order: 3
 ---
 
 import { LinkCard } from "@astrojs/starlight/components";

docs/ensnode.io/src/content/docs/docs/self-host/terraform.mdx

@@ -2,7 +2,6 @@
 title: Deploying ENSNode with Terraform
 sidebar:
   label: Terraform
-  order: 2
 ---
 
 import { LinkCard } from "@astrojs/starlight/components";