treewide: make the entire generated config lua based (#333)

* modules: switch to gerg's neovim-wrapper

* modules: use initViml instead of writing the file

* treewide: make the entire generated config lua based

* docs: remove mentions of configRC

* plugins/treesitter: remove vim.cmd hack

* treewide: move resolveDag to lib

* modules/wrapper(rc): fix typo

* treewide: migrate to pluginRC for correct DAG order

The "new" DAG order is as follows:
- (luaConfigPre)
- globalsScript
- basic
- theme
- pluginConfigs
- extraPluginConfigs
- mappings
- (luaConfigPost)

* plugins/theme: fix theme DAG place

* plugins/theme: fix fixed theme DAG place

* modules/wrapper(rc): add removed option module for configRC

* docs: add dag-entries chapter, add release note entry

* fix: formatting CI

* languages/nix: add missing `local`

* docs: fix page link

* docs: add mention of breaking changes at the start of the release notes

* plugins/neo-tree: convert to pluginRC

* modules/wrapper(rc): add back entryAnywhere

* modules/wrapper(rc): expose pluginRC

* apply raf patch

---------

Co-authored-by: NotAShelf <raf@notashelf.dev>

modules/plugins/languages/nix.nix

@@ -11,7 +11,6 @@
   inherit (lib.strings) optionalString;
   inherit (lib.types) enum either listOf package str;
   inherit (lib.nvim.types) mkGrammarOption diagnostics;
-  inherit (lib.nvim.dag) entryAnywhere;
   inherit (lib.nvim.lua) expToLua;
   inherit (lib.nvim.languages) diagnosticsToLua;
 
@@ -176,8 +175,16 @@ in {
 
   config = mkIf cfg.enable (mkMerge [
     {
-      vim.configRC.nix = entryAnywhere ''
-        autocmd filetype nix setlocal tabstop=2 shiftwidth=2 softtabstop=2
+      vim.pluginRC.nix = ''
+        vim.api.nvim_create_autocmd("FileType", {
+          pattern = "nix",
+          callback = function(opts)
+            local bo = vim.bo[opts.buf]
+            bo.tabstop = 2
+            bo.shiftwidth = 2
+            bo.softtabstop = 2
+          end
+        })
       '';
     }