Scale: Fix image URLs s/Discourse/GitHub/

Author: amotl

docs/admin/clustering/scale/auto.md

@@ -17,7 +17,7 @@ One of the unique features of CrateDB is that it is a multi-model distributed SQ
 
 CrateDB's fully managed solution comes with a REST API which enables you to automate a lot of tasks. As CrateDB is world famous for its, highly scalable architecture, one of those tasks could be to scale a cluster out (horizontally) when needed, during a peak, for example, and back when possible to reduce costs.
 
-![CrateDB-Scaling-Process|690x389](https://global.discourse-cdn.com/flex020/uploads/crate/original/2X/a/a10f95850f05a064ce022b4ccca45131c1c481cd.png){w=690px align=center}
+![CrateDB-Scaling-Process|690x389](https://github.com/user-attachments/assets/f9ba40ff-4cee-45f5-8bfb-d4125c037ea0){w=690px align=center}
 
 This small blog shows how you can use the API to scale out and scale back a cluster when needed.
 

docs/admin/clustering/scale/demand.md

@@ -40,7 +40,7 @@ INSERT INTO test (ts) VALUES ('2022-11-18'), ('2022-11-19');
 ```
 
 The shards will initially look like this:
-![image|690x167](https://global.discourse-cdn.com/flex020/uploads/crate/original/1X/ac18a9cb507201d8e54771e320501f4aaac0eb16.png)
+![Image](https://github.com/user-attachments/assets/045f66fc-4134-4363-a37a-711a449c43d5)
 
 ## Before deploying extra nodes
 
@@ -128,7 +128,7 @@ INSERT INTO test (ts) VALUES
 
 We can see that data from before the event stays on the baseline nodes while data for the days of the event gets distributed over all nodes:
 
-![image|690x220](https://global.discourse-cdn.com/flex020/uploads/crate/original/1X/b1c1a1ac42ac3d0eb644529e57c4b9c49eae2e87.png)
+![Image](https://github.com/user-attachments/assets/b0f294a4-ff2b-4b84-8a34-aa782cb5a300)
 
 The same can be checked programmatically with this query:
 
@@ -164,7 +164,7 @@ Let’s confirm it:
 INSERT INTO test (ts) VALUES ('2022-12-19'), ('2022-12-20');
 ```
 
-![image|690x73](https://global.discourse-cdn.com/flex020/uploads/crate/original/1X/72b9f0bd28fb88402ea951f9f8a9a15c7c491ad2.png)
+![image|690x73]
 
 When we are ready to decommission the temporary nodes, we need to move the data collected during the days of the event.