refactor: clean up user example files to be easier to follow

lua/plugins/init.lua

@@ -0,0 +1,16 @@
+if true then return {} end -- REMOVE THIS LINE TO ACTIVATE THIS FILE
+
+-- AstroCore allows you easy access to customize the default options provided in AstroNvim
+return {
+  "AstroNvim/astrocore",
+  opts = {
+    -- modify core features of AstroNvim
+    features = {
+      max_file = { size = 1024 * 100, lines = 10000 }, -- set global limits for large files for disabling features like treesitter
+      autopairs = true, -- enable autopairs at start
+      cmp = true, -- enable completion at start
+      highlighturl = true, -- highlight URLs at start
+      notifications = true, -- enable notifications at start
+    },
+  },
+}