Fix ruby 3.4 missing base64

Author: schbol

Gemfile.lock

@@ -7,6 +7,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.3)
+    base64 (0.2.0)
     diff-lcs (1.6.2)
     json (2.15.1)
     language_server-protocol (3.17.0.5)
@@ -60,6 +61,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  base64 (~> 0.2.0)
   bindable!
   opal (~> 1.8)
   rake (~> 13.0)

bindable.gemspec

@@ -33,6 +33,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   # Development dependencies
+  spec.add_development_dependency 'base64', '~> 0.2.0'
   spec.add_development_dependency 'opal', '~> 1.8'
   spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.0'