Fix devcontainer config

Author: rafaelfranca

.devcontainer/.devcontainer.json renamed to .devcontainer/devcontainer.json

@@ -94,6 +94,8 @@ GEM
     mutex_m (0.3.0)
     mysql2 (0.5.6)
     nio4r (2.7.4)
+    nokogiri (1.18.0-aarch64-linux-gnu)
+      racc (~> 1.4)
     nokogiri (1.18.0-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.18.0-x86_64-darwin)
@@ -185,6 +187,7 @@ GEM
     zeitwerk (2.6.0)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-22
   arm64-darwin-23
   arm64-darwin-24