Add support for bun

bin/setup

@@ -8,7 +8,7 @@ def setup!
   run "bundle install" if bundle_needed?
   run "overcommit --install" if overcommit_installable?
   run "bin/rails db:prepare" if database_present?
-  run "yarn install" if yarn_needed?
+  run "bun install" if bun_needed?
   run "bin/rails tmp:create" if tmp_missing?
   run "bin/rails restart"
 
@@ -19,8 +19,7 @@ def setup!
   end
 
   say_status :Ready!,
-    "Use #{colorize("yarn start", :yellow)} to start the app, " \
-    "or #{colorize("bin/rake", :yellow)} to run tests"
+    "#{colorize("bin/rake", :yellow)} to run tests"
 end
 
 def run(command, echo: true, silent: false, exception: true)
@@ -51,6 +50,9 @@ def yarn_needed?
   File.exist?("yarn.lock") && !run("yarn check --check-files", silent: true, exception: false)
 end
 
+def bun_needed?
+  File.exist?("bun.lockb") && !run("bun check --check-files", silent: true, exception: false)
+
 def tmp_missing?
   !Dir.exist?("tmp/pids")
 end

bunfig.toml

@@ -0,0 +1,2 @@
+[install.lockfile]
+print = "yarn"

package.json

@@ -1,9 +1,6 @@
 {
   "private": true,
   "type": "module",
-  "engines": {
-    "node": "^18.12.0 || >= 20.0.0"
-  },
   "dependencies": {
     "@hotwired/stimulus": "^3.2.2",
     "@hotwired/turbo-rails": "^8.0.4",
@@ -14,11 +11,5 @@
     "stimulus-vite-helpers": "^3.1.0",
     "vite": "^5.0.0",
     "vite-plugin-rails": "^0.5.0"
-  },
-  "scripts": {
-    "start": "concurrently -i -k --kill-others-on-fail -p none 'RUBY_DEBUG_OPEN=true bin/rails s' 'bin/vite dev'"
-  },
-  "devDependencies": {
-    "concurrently": "^8.2.2"
   }
 }