docs: add troubleshooting tip and update image link in SERVER_IS_CONFIGURED.md

Author: sakethpathike

src/main/resources/raw/SERVER_IS_CONFIGURED.md

@@ -35,13 +35,14 @@ This server is meant to communicate only with the **[Linkora](https://github.com
 - Except for this route, every other route is secured by an auth token. Access is only granted if the client provides the correct auth token that you’ve set. Without it, they won’t be able to access anything.
 
 ## Troubleshooting & Additional Help
+- Always go through the [README](https://github.com/LinkoraApp/sync-server/blob/master/README.md); it covers most of the info you're probably looking for.
 - If something isn’t covered here, go through **[GitHub issues](https://github.com/LinkoraApp/sync-server/issues)**; you might find the solution there.
 - If not, **[create an issue on GitHub](https://github.com/LinkoraApp/sync-server/issues/new)**, and I'll fix it when I get some time.
 - You can also [join the Discord](https://discord.gg/ZDBXNtv8MD) if you want. It’s there for questions, updates, or just to hang out.
 
 ---
 #### Workflow of Linkora, which should make it easier to understand how everything works:
 
-<a href="https://i.ibb.co/QFTF9qWD/linkora-outline.png" onclick="window.open(this.href, '_blank'); return false;">
-  <img alt="linkora-outline.png" src="https://i.ibb.co/QFTF9qWD/linkora-outline.png" style="max-width: 100%; height: auto;">
+<a href="https://github.com/user-attachments/assets/bb2d9b7e-92c4-41ed-82d3-ad821cc65638" onclick="window.open(this.href, '_blank'); return false;">
+  <img alt="linkora-outline.png" src="https://github.com/user-attachments/assets/bb2d9b7e-92c4-41ed-82d3-ad821cc65638" style="max-width: 100%; height: auto;">
 </a>