refactor!: restructure and document configuration

modules/neovim/lua/plugins/luasnip.lua

@@ -0,0 +1,15 @@
+return {
+  "L3MON4D3/LuaSnip",
+  config = function(plugin, opts)
+    -- include the default astronvim config that calls the setup call
+    require "astronvim.plugins.configs.luasnip" (plugin, opts)
+
+    -- load snippets paths
+    require("luasnip.loaders.from_lua").lazy_load {
+      paths = { vim.fn.stdpath "config" .. "/snippets" },
+    }
+
+    -- extend 'razor' files with html snippets
+    require("luasnip").filetype_extend("razor", { "html" })
+  end,
+}