Added macOS installer script for GarudaNvim

Author: prrockzed

installer.sh

@@ -0,0 +1,54 @@
+#!/usr/bin/env sh
+#
+# GarudaNvim installer for macOS.
+
+# Welcome message
+echo
+echo "Welcome to GarudaNvim!"
+echo "This installer is designed for macOS."
+echo
+echo "================================================================================="
+echo
+
+# Step 1: Check for existing Neovim configuration
+echo "Step 1: Checking for existing Neovim configuration in ~/.config/nvim"
+echo "---------------------------------------------------------------------------------"
+if [ -d ~/.config/nvim ]; then
+  echo "ERROR: The directory ~/.config/nvim already exists."
+  echo "       Please move it to a different location and try again."
+  echo
+  exit 1
+fi
+echo "INFO: No existing Neovim configuration found."
+echo
+echo
+
+# Step 2: Cloning GarudaNvim repository
+echo "Step 2: Installing GarudaNvim to ~/.config/nvim"
+echo "---------------------------------------------------------------------------------"
+git clone https://github.com/garudanvim/GarudaNvim.git ~/.config/nvim
+cd ~/.config/nvim || exit 1
+echo
+echo
+
+# Step 3: Removing the .git folder
+echo "Step 3: Cleaning up"
+echo "---------------------------------------------------------------------------------"
+rm -rf .git
+echo ".git folder removed."
+echo
+echo "================================================================================="
+echo
+
+# Success message
+echo "SUCCESS: GarudaNvim has been correctly installed!"
+echo "Happy Coding!"
+echo
+echo "================================================================================="
+echo
+
+# Opening GarudaNvim
+echo "PRESS ENTER TO OPEN IT"
+read -r
+nvim
+