nvim: Refactor core setting loading into core module

Move everything pertinent from init.lua to the core module init file
itself. For now the only thing remaining in the init lua is requiring
the core.

nvim/.config/nvim/init.lua

@@ -1,21 +1 @@
--- many ideas for this config come from
+require("core")
--- https://github.com/elianiva/dotfiles/ - with much gratitude
-local api = vim.api
-
-api.nvim_exec2("runtime abbrev.vim", {})
-
-for _, source in ipairs({
-	"core.settings",
-	"core.lazy",
-	"core.autocmds",
-	"core.mappings",
-	"core.look",
-}) do
-	local status_ok, fault = pcall(require, source)
-	if not status_ok then
-		vim.api.nvim_err_writeln("Failed to load " .. source .. "\n\n" .. fault)
-	end
-end
-
--- to include e.g. the spell dictionaries for vim
-vim.opt.rtp:append(vim.fn.stdpath("data") .. "/site")

nvim/.config/nvim/lua/core/init.lua

@@ -0,0 +1,12 @@
+for _, source in ipairs({
+	"core.settings",
+	"core.lazy",
+	"core.autocmds",
+	"core.mappings",
+	"core.look",
+}) do
+	local status_ok, fault = pcall(require, source)
+	if not status_ok then
+		vim.api.nvim_err_writeln("Failed to load " .. source .. "\n\n" .. fault)
+	end
+end