feat(nvim): add silicon plugin to create code screenshots

nvim/lua/plugins/screenshots.lua

@@ -0,0 +1,33 @@
+-- Create code images using the external silicon tool
+-- https://github.com/michaelrommel/nvim-silicon
+return {
+  "michaelrommel/nvim-silicon",
+  lazy = true,
+  cmd = "Silicon",
+  config = function()
+    require("silicon").setup({
+      font = "Fira Code=34;Noto Emoji=34",
+      theme = "Catppuccin-mocha",
+      background = "#68677b",
+      pad_horiz = 100,
+      pad_vert = 80,
+      no_round_corner = false,
+      no_window_controls = false,
+      no_line_number = false,
+      line_pad = 0,
+      tab_width = 2,
+      language = function()
+        return vim.bo.filetype
+      end,
+      shadow_blur_radius = 16,
+      shadow_offset_x = 8,
+      shadow_offset_y = 8,
+      shadow_color = "#100808",
+      gobble = true,
+      to_clipboard = true,
+      window_title = function()
+        return vim.fn.fnamemodify(vim.api.nvim_buf_get_name(vim.api.nvim_get_current_buf()), ":t")
+      end,
+    })
+  end,
+}