feat: add git_root save key support

lua/arrow/git.lua

@@ -1,4 +1,5 @@
 local M = {}
+
 local config = require("arrow.config")
 
 function M.get_git_branch()

lua/arrow/save_keys.lua

@@ -5,7 +5,13 @@ function M.cwd()
 end
 
 function M.git_root()
-	return vim.fn.system("git rev-parse --show-toplevel | tr -d '\n'")
+	local git_root = vim.fn.system("git rev-parse --show-toplevel 2>&1")
+
+	if vim.v.shell_error == 0 then
+		return git_root:gsub("\n$", "")
+	end
+
+	return M.cwd()
 end
 
 return M

lua/arrow/ui.lua

@@ -332,8 +332,7 @@ function M.openFile(fileNumber, previousFile)
 		end
 
 		closeMenu()
-
-		action(fileName, vim.b.filename)
+		action(config.getState('save_key')() .. '/' .. fileName, vim.b.filename)
 	end
 end
 

lua/arrow/utils.lua

@@ -1,5 +1,7 @@
 local M = {}
 
+local config = require("arrow.config")
+
 function M.join_two_keys_tables(tableA, tableB)
 	local newTable = {}
 
@@ -31,9 +33,9 @@ end
 function M.get_path_for(buffer)
 	local bufname = vim.fn.bufname(buffer)
 
-	local cwd = vim.fn.getcwd()
+	local save_key = config.getState("save_key")()
 
-	local escaped_cwd = cwd:gsub("[%(%)%.%%%+%-%*%?%[%]%^%$]", "%%%1")
+	local escaped_cwd = save_key:gsub("[%(%)%.%%%+%-%*%?%[%]%^%$]", "%%%1")
 
 	if bufname:find("^" .. escaped_cwd .. "/") then
 		local relative_path = bufname:gsub("^" .. escaped_cwd .. "/", "")