chore(docs): update Discord links in various documentation files to new URL

Author: andrasbacsai

docs/.vitepress/config.mts

@@ -84,7 +84,7 @@ export default defineConfig({
 
     socialLinks: [
       { icon: 'github', link: 'https://github.com/coollabsio/coolify' },
-      { icon: 'discord', link: 'https://discord.gg/UNxDBFzKk2' },
+      { icon: 'discord', link: 'https://coollabs.io/discord' },
       { icon: 'x', link: 'https://x.com/coolifyio' }
     ],
 

docs/api-reference/api/index.md

@@ -9,4 +9,4 @@ toc: false
 
 ## Need help?
 
-If you need help with the API please get in touch with us on [Discord](https://discord.gg/UNxDBFzKk2).
+If you need help with the API please get in touch with us on [Discord](https://coollabs.io/discord).

docs/get-started/introduction.md

@@ -85,5 +85,5 @@ You have two ways to use Coolify:
 
 
 ## Join Our Community
-Got questions or need support? Our [discord community](https://discord.gg/UNxDBFzKk2) is here to help. 
+Got questions or need support? Our [discord community](https://coollabs.io/discord) is here to help. 
 Connect with other Coolify users on our community server to get assistance and share your experiences.

docs/resource/changelog/v4-beta-383.md

@@ -41,4 +41,4 @@ We've improved the deployment logs to provide more detailed information, making
 ---
 
 
-If you encounter any bugs, feel free to [report them](https://github.com/coollabsio/coolify/issues), and we’ll work on fixing them in the next update. Join our [Discord community](https://discord.gg/UNxDBFzKk2) to share your thoughts and feedback on this release!
+If you encounter any bugs, feel free to [report them](https://github.com/coollabsio/coolify/issues), and we’ll work on fixing them in the next update. Join our [Discord community](https://coollabs.io/discord) to share your thoughts and feedback on this release!