feat: improved glob pattern (#25)

utils/backdrops.lua

@@ -40,14 +40,11 @@ end
 ---
 --- INFO:
 ---   During the initial load of the config, this function can only invoked in `wezterm.lua`.
----   WezTerm's fs utility `read_dir` (used in this function) works by running on a spawned child process.
+---   WezTerm's fs utility `glob` (used in this function) works by running on a spawned child process.
 ---   This throws a coroutine error if the function is invoked in outside of `wezterm.lua` in the -
 ---   initial load of the Terminal config.
 function BackDrops:set_files()
-   self.files = wezterm.glob(GLOB_PATTERN, wezterm.config_dir .. PATH_SEP .. 'backdrops')
-   for idx, file in ipairs(self.files) do
-      self.files[idx] = wezterm.config_dir .. PATH_SEP .. 'backdrops' .. PATH_SEP .. file
-   end
+   self.files = wezterm.glob(wezterm.config_dir .. PATH_SEP .. 'backdrops' .. PATH_SEP .. GLOB_PATTERN)
    wezterm.GLOBAL.background = self.files[1]
    return self
 end