feat: update README

hosts/idols/README.md

@@ -5,13 +5,13 @@ I usually run the build command on `Ai` and nix will distribute the build to oth
 
 When building some packages for riscv64 or aarch64, I often have no cache available because of various changes under the hood, so I need to build much more packages than usual, which is one of the reasons why the cluster was originally built, and another reason is distributed building is cool!
 
-![](./_img/nix-distributed-building.webp)
+![](/_img/nix-distributed-building.webp)
 
-![](./_img/nix-distributed-building-log.webp)
+![](/_img/nix-distributed-building-log.webp)
 
 ## References
 
-![](_img/idols-famaily.webp)
-![](_img/idols-ai.webp)
+![](/_img/idols-famaily.webp)
+![](/_img/idols-ai.webp)
 
 See [Oshi no Ko 【推しの子】 - Wikipedia](https://en.wikipedia.org/wiki/Oshi_no_Ko) for more information.