Configure indentation

init.lua

@@ -1,6 +1,13 @@
--- Set global variables
+-- Set global configuration
 vim.g.mapleader = ","
+vim.o.number = true
 
+-- Set indentation options
+vim.o.tabstop = 4
+vim.o.shiftwidth = 4 
+vim.o.expandtab = true
+
+-- Disable unused providers
 vim.g.loaded_python3_provider = 0
 vim.g.loaded_ruby_provider = 0
 vim.g.loaded_perl_provider = 0