Add self-hosting docs for Railway

docs/self-hosting/overview.mdx

@@ -1,10 +1,9 @@
 ---
 title: "Introduction"
-description: "Explore deployment options for self hosting Infisical"
+description: "Self-host Infisical on your own infrastructure"
 ---
 
-To meet various compliance requirements, you may want to self-host Infisical instead of using [Infisical Cloud](https://app.infisical.com/).
-Self-hosted Infisical allows you to maintain your sensitive information within your own infrastructure and network, ensuring complete control over your data.
+Self-hosting Infisical lets you retain data on your own infrastructure and network.
 Choose from a variety of deployment options listed below to get started.
 
 <Card
@@ -50,13 +49,6 @@ Choose from a variety of deployment options listed below to get started.
   >
     Deploy Infisical with AWS Lightsail
   </Card>
-  <Card
-    title="Fly.io"
-    color="#ea5a0c"
-    href="deployment-options/fly.io"
-  >
-    Deploy Infisical with Fly.io
-  </Card>
   <Card
     title="GCP Cloud Run"
     color="#ea5a0c"
@@ -78,4 +70,18 @@ Choose from a variety of deployment options listed below to get started.
   >
     Deploy Infisical with Azure Container Instances
   </Card>
+  <Card
+    title="Fly.io"
+    color="#ea5a0c"
+    href="deployment-options/fly.io"
+  >
+    Deploy Infisical with Fly.io
+  </Card>
+  <Card
+    title="Railway"
+    color="#ea5a0c"
+    href="deployment-options/railway"
+  >
+    Deploy Infisical with Railway
+  </Card>
 </CardGroup>