feat: add install function

.zshrc.d/install_dotfiles.zsh

@@ -0,0 +1,22 @@
+install_dotfiles () {
+    echo "Installing stuff..."
+    # vim-plug
+    if ! [[ -f ~/.local/share/nvim/site/autoload/plug.vim ]]; then
+      echo "Dotfiles: Downloading vim-plug..."
+      if curl \
+        --fail \
+        --location \
+        --retry 5 \
+        --retry-delay 1 \
+        --create-dirs \
+        --progress-bar \
+        --output ~/.local/share/nvim/site/autoload/plug.vim \
+        https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
+      then
+        echo "Dotfiles: Done"
+      else
+        echo "Dotfiles: Error downloading vim-plug"
+        dotfiles_install_error="yes"
+      fi
+    fi
+}