Add nvim plugins for showing context and indent lines

.config/nvim/init.lua

@@ -3,6 +3,8 @@ require("config.set")
 require("config.commands")
 -- env vars used only for neovim
 require("config.env")
+-- configurations for various filetypes
+require("config.filetypes")
 
 -- plugin manager
 require("config.lazy")
@@ -13,9 +15,11 @@ require("config.gen-private")
 require("config.lsp")
 require("config.mason")
 require("config.treesitter")
+require("config.treesitter-context")
 require("config.gitsigns")
 require("config.lualine")
 require("config.telescope")
+require("config.indentline")
 
 -- for some reason this must be placed in init.lua file
 -- it doesn't work in any lua/config/*.lua files