Update various configuration files

Signed-off-by: TuDatTr <tuan-dat.tran@tudattr.dev>

config/.config/nushell/login.nu

@@ -0,0 +1,9 @@
+# Example Nushell Loginshell Config File
+# - has to be as login.nu in the default config directory
+# - will be sourced after config.nu and env.nu in case of nushell started as login shell
+
+# just as an example for overwriting of an environment variable of env.nu
+let-env PROMPT_INDICATOR = {|| "(LS)> " }
+
+# Similar to env-path and config-path there is a variable containing the path to login.nu
+echo $nu.loginshell-path