Add devcontainer configuration

.devcontainer/Dockerfile

@@ -0,0 +1,3 @@
+FROM ghcr.io/rails/devcontainer/images/ruby:3.2.2
+
+RUN sudo apt-get update && sudo apt-get install -y watchman

.devcontainer/devcontainer.json

@@ -0,0 +1,28 @@
+// 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": "Packwerk",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"dockerFile": "Dockerfile",
+
+	// 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": "bundle install",
+
+	// Configure tool-specific properties.
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"sorbet.sorbet-vscode-extension"
+			]
+		}
+	}
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly

Gemfile.lock

@@ -66,6 +66,8 @@ GEM
       minitest (>= 4, < 6)
     mocha (1.14.0)
     netrc (0.11.0)
+    nokogiri (1.15.3-aarch64-linux)
+      racc (~> 1.4)
     nokogiri (1.15.3-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.15.3-x86_64-darwin)
@@ -130,22 +132,15 @@ GEM
       syntax_tree (>= 2.4)
     ruby-progressbar (1.11.0)
     smart_properties (1.17.0)
-    sorbet (0.5.10313)
-      sorbet-static (= 0.5.10313)
-    sorbet-runtime (0.5.10313)
-    sorbet-static (0.5.10313-universal-darwin-14)
-    sorbet-static (0.5.10313-universal-darwin-15)
-    sorbet-static (0.5.10313-universal-darwin-16)
-    sorbet-static (0.5.10313-universal-darwin-17)
-    sorbet-static (0.5.10313-universal-darwin-18)
-    sorbet-static (0.5.10313-universal-darwin-19)
-    sorbet-static (0.5.10313-universal-darwin-20)
-    sorbet-static (0.5.10313-universal-darwin-21)
-    sorbet-static (0.5.10313-universal-darwin-22)
-    sorbet-static (0.5.10313-x86_64-linux)
-    sorbet-static-and-runtime (0.5.10313)
-      sorbet (= 0.5.10313)
-      sorbet-runtime (= 0.5.10313)
+    sorbet (0.5.11367)
+      sorbet-static (= 0.5.11367)
+    sorbet-runtime (0.5.11367)
+    sorbet-static (0.5.11367-aarch64-linux)
+    sorbet-static (0.5.11367-universal-darwin)
+    sorbet-static (0.5.11367-x86_64-linux)
+    sorbet-static-and-runtime (0.5.11367)
+      sorbet (= 0.5.11367)
+      sorbet-runtime (= 0.5.11367)
     spoom (1.1.11)
       sorbet (>= 0.5.9204)
       sorbet-runtime (>= 0.5.9204)
@@ -179,6 +174,7 @@ GEM
     zeitwerk (2.6.4)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-21
   x86_64-darwin
   x86_64-darwin-20