最近在运行pod install 命令报了一个错误，日志如下：
pod install
zsh: /Users/xzh/.rvm/gems/ruby-3.0.0/bin/pod: bad interpreter: /Users/xzh/.rvm/rubies/ruby-3.0.0/bin/ruby: no such file or directory
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/universal-darwin21/rbconfig.rb:230: warning: Insecure world writable dir /opt/homebrew/bin in PATH, mode 040777
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/dependency.rb:311:in `to_specs': Could not find 'cocoapods-core' (= 1.11.3) among 37 total gem(s) (Gem::MissingSpecError)
Checked in 'GEM_PATH=/Users/xzh/.rvm/gems/ruby-3.0.0:/Users/xzh/.rvm/rubies/ruby-3.0.0/lib/ruby/gems/3.0.0', execute `gem env` for more information
from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/specification.rb:1449:in `block in activate_dependencies'
from /System/Library/Frameworks/Ruby.framework/Version
