Add devcontainer config

.devcontainer/devcontainer.json

@@ -0,0 +1,25 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/ruby
+{
+	"name": "Ruby",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/ruby:1-3-bookworm",
+	"features": {
+		"ghcr.io/devcontainers/features/github-cli:1": {}
+	}
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "ruby --version",
+
+	// Configure tool-specific properties.
+	// "customizations": {},
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

Gemfile.lock

@@ -96,6 +96,8 @@ GEM
     mini_mime (1.0.3)
     minitest (5.14.4)
     nio4r (2.5.7)
+    nokogiri (1.15.2-aarch64-linux)
+      racc (~> 1.4)
     nokogiri (1.15.2-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.15.2-x86_64-darwin)
@@ -167,6 +169,7 @@ GEM
     zeitwerk (2.4.2)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-20
   arm64-darwin-21
   arm64-darwin-22