wip: feat: Emacs config (from scratch }:3)

Working:
  - The daemon
  - Mutable config — well, kinda. I'm not yet sure how it will interact with
    `emacsWithPackagesFromUsePackage`.
  - Packages via Nixpkgs

README.org

@@ -97,7 +97,24 @@ sydnix-cli is a command-line utility written in Clojure wrapping various sydnix-
 
 * Tasks
 
-** Emacs
+** Begin setting up doomless Emacs
+
+*** DONE Daemon
+CLOSED: [2025-01-03 Fri 20:00]
+
+*** DONE Mutable config
+CLOSED: [2025-01-03 Fri 20:01]
+
+Path is currently hardcoded to =/persist/dots/users/crumb/programs/emacs=. An immutable file (created by home-manager's =programs.emacs.extraConfig=) loads =init.el= from the hardcoded path.
+
+*** DONE Packages via Nixpkgs
+CLOSED: [2025-01-03 Fri 20:40]
+
+*** TODO =map!= macro
+
+*** TODO Module system?
+
+** Emacs config
 
 *** [#A] One-off environment changes without direnv
 
@@ -329,6 +346,10 @@ https://discourse.nixos.org/t/what-to-do-with-a-full-boot-partition/2049
 
 Remove a given host from =~/.ssh/known_hosts=. Something like =sed -i -e '/192.168.122.54/d' .ssh/known_hosts=.
 
+*** TODO =lets-temp [NAME]=
+
+Create a new tempdir called ~[NAME]~, and cd into it.
+
 * References
 
 Following is a subset of the many places I've learnt from.
@@ -341,3 +362,5 @@ Following is a subset of the many places I've learnt from.
 - [cite:@christensen2020erase]
 - [cite:@ayats2024dropping]
 - [cite:@zaynetdinov2024you]
+- [[https://prelude.emacsredux.com/en/stable/][Emacs Prelude]]
+- [[https://github.com/doomemacs/doomemacs][Doom Emacs]]