Update self-hosting documentation for clarity and accuracy

- Changed "Linux VPS" to "Server" for broader applicability.
- Specified that ARM servers must be at least ARMv8.2-A for Clickhouse support.
- Removed outdated note about making scripts executable to streamline the setup instructions.

docs/src/content/self-hosting.mdx

@@ -9,7 +9,7 @@ This guide will walk you through setting up your own instance of Rybbit.
 
 Before you begin, ensure you have the following:
 
--   **A Linux VPS:** Try to get one with at least 2GB of RAM.
+-   **A Server:** Try to get one with at least 2GB of RAM.
 
     We use Hetzner for everything. [Use our referral link](https://hetzner.cloud/?ref=QEdVqVpTLBDP) to get a 20 dollars of credits. It should last you almost half a year. The AMD CX11 is a good choice for ~$4/month.
     
@@ -17,7 +17,7 @@ Before you begin, ensure you have the following:
 -   **Git:** Needed to clone the repository.
 
 <Callout type="info">
-  This guide has been tested on Ubuntu 24 LTS and currently does not work on ARM architectures. We will add support for ARM soon.
+  This guide has been tested on Ubuntu 24 LTS (x86_64). If your server is ARM, it must be at least ARMv8.2-A for Clickhouse support.
 </Callout>
 
 ## Setup Steps
@@ -87,13 +87,6 @@ Create your admin account. You can then log in and start adding your websites!
 
 Rybbit comes with several helper scripts to manage your installation:
 
-<Callout type="info">
-  If you haven't done so already, make sure all scripts are executable:
-  ```bash
-  chmod +x *.sh
-  ```
-</Callout>
-
 - **start.sh**: Start all services after they've been stopped
   ```bash
   ./start.sh