refactor devcontainer for simpler ruby install

.devcontainer/Dockerfile

@@ -0,0 +1,23 @@
+FROM mcr.microsoft.com/devcontainers/base:debian-12
+RUN apt-get update && apt-get install --no-install-recommends --no-install-suggests -qqy \
+    build-essential \
+    autoconf \
+    libssl-dev \
+    libyaml-dev \
+    zlib1g-dev \
+    libffi-dev \
+    libgmp-dev \
+    rustc \
+    watchman \
+    libsqlite3-dev \
+    pkg-config
+USER vscode
+RUN git clone https://github.com/rbenv/rbenv.git ~/.rbenv
+ENV PATH="/home/vscode/.rbenv/bin:/home/vscode/.rbenv/shims:$PATH"
+RUN echo 'eval "$(rbenv init - --no-rehash bash)"' >> ~/.bashrc
+RUN git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build
+RUN rbenv install 3.4.4 && \
+    rbenv global 3.4.4
+
+# convenience aliases
+RUN echo 'alias rspec="bundle exec rspec"' >> ~/.bashrc

.devcontainer/devcontainer.json

@@ -3,7 +3,9 @@
 {
 	"name": "Ruby",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/ruby:1-3.4-bullseye",
+	"build": {
+		"dockerfile": "Dockerfile"
+	},
 	"features": {
 		"ghcr.io/devcontainers-extra/features/npm-package:1": {
 			"package": "backlog.md"
@@ -25,7 +27,6 @@
 	// 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": "sudo apt update && sudo apt install --no-install-recommends --no-install-suggests -qy watchman",
 	// Configure tool-specific properties.
 	// "customizations": {},
 	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.

.gitignore

@@ -6,6 +6,7 @@
 /pkg/
 /spec/reports/
 /tmp/
+/vendor/
 
 # rspec failure tracking
 .rspec_status

.vscode/launch.json

@@ -6,17 +6,14 @@
     "configurations": [
         {
             "type": "rdbg",
-            "name": "Debug current file with rdbg",
+            "name": "rdbg - demo_functionality.rb",
             "request": "launch",
-            "script": "${file}",
+            "script": "demo_functionality.rb",
-            "askParameters": true,
-            "rdbgPath": "~/.rbenv/shims/rdbg"
         },
         {
             "type": "rdbg",
-            "name": "Attach with rdbg",
+            "name": "rdbg - attach to rspec",
             "request": "attach",
-            "rdbgPath": "~/.rbenv/shims/rdbg"
         }
     ]
 }

.vscode/settings.json

@@ -2,11 +2,13 @@
     "editor.formatOnSave": true,
     "workbench.editor.titleScrollbarSizing": "large",
     "rubyLsp.formatter": "syntax_tree",
+    "rubyLsp.addonSettings": {
+        "Ruby LSP RSpec": {
+            "debug": true
+        }
+    },
     "[ruby]": {
         "editor.defaultFormatter": "Shopify.ruby-lsp"
     },
-    "rubyLsp.rubyVersionManager": {
-        "rbenvExecutablePath": "/usr/local/share/rbenv/bin/rbenv",
-    },
     "rdbg.useBundler": false,
 }

Gemfile

@@ -12,6 +12,7 @@ group :development do
   gem "bundler-audit"
   gem "lefthook"
   gem "tapioca", "~> 0.17"
+  gem "ruby-lsp-rspec", require: false
 end
 
 group :development, :test do

Gemfile.lock

@@ -51,6 +51,7 @@ GEM
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
+    language_server-protocol (3.17.0.5)
     lefthook (1.12.2)
     logger (1.7.0)
     method_source (1.1.0)
@@ -96,6 +97,12 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.4)
+    ruby-lsp (0.25.0)
+      language_server-protocol (~> 3.17.0)
+      prism (>= 1.2, < 2.0)
+      rbs (>= 3, < 5)
+    ruby-lsp-rspec (0.1.26)
+      ruby-lsp (~> 0.25.0)
     securerandom (0.4.1)
     sorbet (0.5.12222)
       sorbet-static (= 0.5.12222)
@@ -148,6 +155,7 @@ DEPENDENCIES
   pry
   rake (~> 13.0)
   rspec (~> 3.0)
+  ruby-lsp-rspec
   sorbet-runtime
   sorbet-static-and-runtime
   sqlite3 (~> 1.4)

sorbet/rbi/gems/language_server-protocol@3.17.0.5.rbi

@@ -0,0 +1,9 @@
+# typed: true
+
+# DO NOT EDIT MANUALLY
+# This is an autogenerated file for types exported from the `language_server-protocol` gem.
+# Please instead update this file by running `bin/tapioca gem language_server-protocol`.
+
+
+# THIS IS AN EMPTY RBI FILE.
+# see https://github.com/Shopify/tapioca#manually-requiring-parts-of-a-gem

sorbet/rbi/gems/ruby-lsp-rspec@0.1.26.rbi

@@ -0,0 +1,15 @@
+# typed: true
+
+# DO NOT EDIT MANUALLY
+# This is an autogenerated file for types exported from the `ruby-lsp-rspec` gem.
+# Please instead update this file by running `bin/tapioca gem ruby-lsp-rspec`.
+
+
+# source://ruby-lsp-rspec//lib/ruby_lsp_rspec/version.rb#4
+module RubyLsp; end
+
+# source://ruby-lsp-rspec//lib/ruby_lsp_rspec/version.rb#5
+module RubyLsp::RSpec; end
+
+# source://ruby-lsp-rspec//lib/ruby_lsp_rspec/version.rb#6
+RubyLsp::RSpec::VERSION = T.let(T.unsafe(nil), String)

sorbet/rbi/gems/ruby-lsp@0.25.0.rbi

@@ -0,0 +1,9 @@
+# typed: true
+
+# DO NOT EDIT MANUALLY
+# This is an autogenerated file for types exported from the `ruby-lsp` gem.
+# Please instead update this file by running `bin/tapioca gem ruby-lsp`.
+
+
+# THIS IS AN EMPTY RBI FILE.
+# see https://github.com/Shopify/tapioca#manually-requiring-parts-of-a-gem