feat: add some plugins

lua/custom/plugins/carbon.lua

@@ -0,0 +1,27 @@
+return {
+  'ellisonleao/carbon-now.nvim',
+  lazy = true,
+  cmd = 'CarbonNow',
+  -- @param opts cn.ConfigSchema
+  opts = {
+    base_url = 'https://carbon.now.sh/',
+    open_cmd = 'xdg-open',
+    options = {
+      bg = 'gray',
+      drop_shadow_blur = '68px',
+      drop_shadow = false,
+      drop_shadow_offset_y = '20px',
+      font_family = 'JetBrains Mono',
+      font_size = '16px',
+      line_height = '124%',
+      line_numbers = true,
+      theme = 'verminal',
+      titlebar = 'Made with carbon-now.nvim',
+      watermark = false,
+      width = '680',
+      window_theme = 'sharp',
+      padding_horizontal = '0px',
+      padding_vertical = '0px',
+    },
+  },
+}