diff --git a/dotfiles/neovim/lazy-lock.json b/dotfiles/neovim/lazy-lock.json
index 76022e8..e08c9c9 100644
--- a/dotfiles/neovim/lazy-lock.json
+++ b/dotfiles/neovim/lazy-lock.json
@@ -3,7 +3,7 @@
   "abbreinder.nvim": { "branch": "main", "commit": "5b2b5ff08a9ada42238d733aeebc6d3d96314d77" },
   "abbremand.nvim": { "branch": "main", "commit": "d633341f632b0b2666dfc6dfe6b9842ba1610a1d" },
   "catppuccin": { "branch": "main", "commit": "6eb93f7240476ac51cec909fe0016e9a269c2a92" },
-  "clipboard-image.nvim": { "branch": "main", "commit": "d1550dc26729b7954f95269952e90471b838fa25" },
+  "clipboard-image.nvim": { "branch": "main", "commit": "3d10d535cb3bf300fb8e74d886840edb81a63bd4" },
   "cmp-buffer": { "branch": "main", "commit": "3022dbc9166796b644a841a02de8dd1cc1d311fa" },
   "cmp-cmdline": { "branch": "main", "commit": "af88e700417c6449719fc77f6f3745f88e42d5da" },
   "cmp-emoji": { "branch": "main", "commit": "19075c36d5820253d32e2478b6aaf3734aeaafa0" },
@@ -16,6 +16,7 @@
   "dressing.nvim": { "branch": "master", "commit": "0e3e1eba147fee6e638ac1ac28f0495bcde17319" },
   "fidget.nvim": { "branch": "main", "commit": "0ba1e16d07627532b6cae915cc992ecac249fb97" },
   "firenvim": { "branch": "master", "commit": "ee4ef314bd990b2b05b7fbd95b857159e444a2fe" },
+  "github-actions-yaml.vim": { "branch": "master", "commit": "f2f16243447cea174daa6b4a9ffd3ff9213814ef" },
   "gitlinker.nvim": { "branch": "master", "commit": "cc59f732f3d043b626c8702cb725c82e54d35c25" },
   "glow.nvim": { "branch": "main", "commit": "a3f24fdaa71d2c25a2b88026032b34f5b6a6e215" },
   "harpoon": { "branch": "master", "commit": "f7040fd0c44e7a4010369136547de5604b9c22a1" },
@@ -28,6 +29,7 @@
   "knap": { "branch": "main", "commit": "8c083d333b8a82421a521539eb1c450b06c90eb6" },
   "kotlin-vim": { "branch": "master", "commit": "53fe045906df8eeb07cb77b078fc93acda6c90b8" },
   "lazy.nvim": { "branch": "main", "commit": "5c89dc52f42e5058a46b0912d7d9042f564e44e0" },
+  "lean.nvim": { "branch": "main", "commit": "157ca8a08ad13845cf67b440a595b55b25b9a459" },
   "leap": { "branch": "main", "commit": "0eb3611593e135150e2f7880ec67568ccb51c17a" },
   "live-command.nvim": { "branch": "main", "commit": "ce4b104ce702c7bb9fdff863059af6d47107ca61" },
   "lspkind.nvim": { "branch": "master", "commit": "c68b3a003483cf382428a43035079f78474cd11e" },
diff --git a/dotfiles/neovim/lua/my/lazy.lua b/dotfiles/neovim/lua/my/lazy.lua
index 414dc14..adb6e48 100644
--- a/dotfiles/neovim/lua/my/lazy.lua
+++ b/dotfiles/neovim/lua/my/lazy.lua
@@ -1,3 +1,4 @@
+-- TODO(imperanence): handle persistence
 local M = {}
 
 function M.setup()
diff --git a/dotfiles/neovim/lua/my/plugins/clipboard-image.lua b/dotfiles/neovim/lua/my/plugins/clipboard-image.lua
index b09fb82..ef2aca5 100644
--- a/dotfiles/neovim/lua/my/plugins/clipboard-image.lua
+++ b/dotfiles/neovim/lua/my/plugins/clipboard-image.lua
@@ -1,6 +1,5 @@
 local M = {
-  -- paste images from clipbaord
-  "ekickx/clipboard-image.nvim",
+  "postfen/clipboard-image.nvim",
   cmd = "PasteImg",
 }
 
diff --git a/dotfiles/neovim/lua/my/plugins/init.lua b/dotfiles/neovim/lua/my/plugins/init.lua
index 5c6db22..565bc2d 100644
--- a/dotfiles/neovim/lua/my/plugins/init.lua
+++ b/dotfiles/neovim/lua/my/plugins/init.lua
@@ -47,6 +47,12 @@ return {
     ft = "dhall",
     cond = env.vscode.not_active(),
   },
+
+  {
+    "yasuhiroki/github-actions-yaml.vim",
+    ft = { "yml", "yaml" },
+    cond = env.vscode.not_active(),
+  },
   --}}}
 
   {
diff --git a/dotfiles/neovim/lua/my/plugins/jupytext.lua b/dotfiles/neovim/lua/my/plugins/jupytext.lua
index eba887a..f1637b2 100644
--- a/dotfiles/neovim/lua/my/plugins/jupytext.lua
+++ b/dotfiles/neovim/lua/my/plugins/jupytext.lua
@@ -2,7 +2,7 @@ local env = require("my.helpers.env")
 
 local M = {
   "goerz/jupytext.vim",
-  lazy = false, -- Otherwise I can't get this to work with nvim *.ipynb
+  ft = "ipynb",
   cond = env.vscode.not_active(),
 }
 
diff --git a/dotfiles/neovim/lua/my/plugins/lean.lua b/dotfiles/neovim/lua/my/plugins/lean.lua
index cc2a850..291d05c 100644
--- a/dotfiles/neovim/lua/my/plugins/lean.lua
+++ b/dotfiles/neovim/lua/my/plugins/lean.lua
@@ -3,7 +3,11 @@ local lspconfig = require("my.plugins.lspconfig")
 
 local M = {
   "Julian/lean.nvim", -- lean support
-  dependencies = { "neovim/nvim-lspconfig", "nvim-lua/plenary.nvim", "hrsh7th/nvim-cmp" },
+  dependencies = {
+    "neovim/nvim-lspconfig",
+    "nvim-lua/plenary.nvim",
+    "hrsh7th/nvim-cmp",
+  },
   ft = "lean",
   config = function()
     require("lean").setup({
@@ -19,4 +23,4 @@ local M = {
   cond = env.vscode.not_active(),
 }
 
-return {}
+return M
diff --git a/dotfiles/neovim/lua/my/plugins/lspconfig.lua b/dotfiles/neovim/lua/my/plugins/lspconfig.lua
index 4c8a177..45ca17a 100644
--- a/dotfiles/neovim/lua/my/plugins/lspconfig.lua
+++ b/dotfiles/neovim/lua/my/plugins/lspconfig.lua
@@ -159,6 +159,10 @@ local servers = {
           forwardSearchAfter = true,
           onSave = true,
         },
+        chktex = {
+          onOpenAndSave = true,
+          onEdit = true,
+        },
       },
     },
   },
diff --git a/dotfiles/vscode-snippets/snippets/latex/core.json b/dotfiles/vscode-snippets/snippets/latex/core.json
index 64bf170..94353da 100644
--- a/dotfiles/vscode-snippets/snippets/latex/core.json
+++ b/dotfiles/vscode-snippets/snippets/latex/core.json
@@ -2,7 +2,11 @@
   "Begin": {
     "prefix": "begin",
     "description": "Begin anything",
-    "body": ["\\begin{$1}", "\t$0", "\\end{$1}"]
+    "body": [
+      "\\begin{$1}",
+      "\t$0",
+      "\\end{$1}"
+    ]
   },
   "Set": {
     "prefix": "set",
@@ -27,33 +31,53 @@
   "Lemma": {
     "prefix": "lemma",
     "description": "Create a lemma",
-    "body": ["\\begin{lemma}[$1] \\label{lem:$1}", "\t$0", "\\end{lemma}"]
+    "body": [
+      "\\begin{lemma}[$1]\\label{lem:$1}",
+      "\t$0",
+      "\\end{lemma}"
+    ]
   },
   "Example*": {
     "prefix": "example*",
     "description": "Create an example*",
-    "body": ["\\begin{example*}", "\t$0", "\\end{example*}"]
+    "body": [
+      "\\begin{example*}",
+      "\t$0",
+      "\\end{example*}"
+    ]
   },
   "Example": {
     "prefix": "example",
     "description": "Create an example",
-    "body": ["\\begin{example}[$1] \\label{exp:$1}", "\t$0", "\\end{example}"]
+    "body": [
+      "\\begin{example}[$1]\\label{exp:$1}",
+      "\t$0",
+      "\\end{example}"
+    ]
   },
   "Theorem": {
     "prefix": "theorem",
     "description": "Create a theorem",
-    "body": ["\\begin{theorem}[$1] \\label{thm:$1}", "\t$0", "\\end{theorem}"]
+    "body": [
+      "\\begin{theorem}[$1]\\label{thm:$1}",
+      "\t$0",
+      "\\end{theorem}"
+    ]
   },
   "Exercise": {
     "prefix": "exercise",
     "description": "Create a exercise",
-    "body": ["\\begin{exercise}[$1] \\label{exe:$1}", "\t$0", "\\end{exercise}"]
+    "body": [
+      "\\begin{exercise}[$1]\\label{exe:$1}",
+      "\t$0",
+      "\\end{exercise}"
+    ]
   },
   "Definition": {
     "prefix": "definition",
     "description": "Create a definition",
     "body": [
-      "\\begin{definition}[$1] \\label{def:$1}",
+      "\\begin{definition}[$1]\\label{def:$1}",
       "\t$0",
       "\\end{definition}"
     ]
@@ -61,7 +85,11 @@
   "Display math": {
     "prefix": "dm",
     "description": "Display math section",
-    "body": ["\\[", "$0", "\\]"]
+    "body": [
+      "\\[",
+      "$0",
+      "\\]"
+    ]
   },
   "Subscript": {
     "prefix": "ss",
@@ -91,36 +119,60 @@
   "Section": {
     "prefix": "section",
     "description": "Add section",
-    "body": ["\\section{$1}", "$0"]
+    "body": [
+      "\\section{$1}",
+      "$0"
+    ]
   },
   "Subsection": {
     "prefix": "subsection",
     "description": "Add subsection",
-    "body": ["\\subsection{$1}", "$0"]
+    "body": [
+      "\\subsection{$1}",
+      "$0"
+    ]
   },
   "Subsubsection": {
     "prefix": "subsubsection",
     "description": "Add subsubsection",
-    "body": ["\\subsubsection{$1}", "$0"]
+    "body": [
+      "\\subsubsection{$1}",
+      "$0"
+    ]
   },
   "Chapter": {
     "prefix": "chapter",
     "description": "Add chapter",
-    "body": ["\\chapter{$1}", "$0"]
+    "body": [
+      "\\chapter{$1}",
+      "$0"
+    ]
   },
   "Proof": {
     "prefix": "proof",
     "description": "Create proof",
-    "body": ["\\begin{proof}", "\t$0", "\\end{proof}"]
+    "body": [
+      "\\begin{proof}",
+      "\t$0",
+      "\\end{proof}"
+    ]
   },
   "Itemize": {
     "prefix": "item",
-    "body": ["\\\\begin{itemize}", "\t\\item $0", "\\\\end{itemize}"],
+    "body": [
+      "\\\\begin{itemize}",
+      "\t\\item $0",
+      "\\\\end{itemize}"
+    ],
     "description": "Itemize env"
   },
   "Enumerate": {
     "prefix": "enum",
-    "body": ["\\\\begin{enumerate}", "\t\\item $0", "\\\\end{enumerate}"],
+    "body": [
+      "\\\\begin{enumerate}",
+      "\t\\item $0",
+      "\\\\end{enumerate}"
+    ],
     "description": "Enumerate env"
   },
   "Reference definition": {
@@ -201,7 +253,11 @@
   "Aligned": {
     "prefix": "aligned",
     "description": "Create an aligned environment",
-    "body": ["\\begin{aligned}", "\t$0", "\\end{aligned}"]
+    "body": [
+      "\\begin{aligned}",
+      "\t$0",
+      "\\end{aligned}"
+    ]
   },
   "Let": {
     "prefix": "let",
@@ -216,7 +272,11 @@
   "Aligned display math": {
     "prefix": "maligned",
     "description": "Create an aligned display math environment",
-    "body": ["\\begin{align*}", "\t$0", "\\end{align*}"]
+    "body": [
+      "\\begin{align*}",
+      "\t$0",
+      "\\end{align*}"
+    ]
   },
   "System of equations": {
     "prefix": "eqsystem",
@@ -232,7 +292,10 @@
   "Aligned equation": {
     "prefix": "aleq",
     "description": "Aligned equation",
-    "body": ["\\\\\\ $1 &= $2", "$0"]
+    "body": [
+      "\\\\\\ $1 &= $2",
+      "$0"
+    ]
   },
   "2x2 matrices": {
     "prefix": "mat22",
@@ -296,5 +359,10 @@
       "\\end{enumerate}",
       "$0"
     ]
+  },
+  "quote": {
+    "prefix": "quote",
+    "description": "Quote a bunch of text",
+    "body": "``$1''$0"
   }
 }
diff --git a/home/adrielus/features/desktop/common/discord.nix b/home/adrielus/features/desktop/common/discord.nix
index a116780..ebf1935 100644
--- a/home/adrielus/features/desktop/common/discord.nix
+++ b/home/adrielus/features/desktop/common/discord.nix
@@ -1,3 +1,4 @@
+# TODO(imperanence): handle persistence
 {
   programs.discord = {
     enable = true;
diff --git a/home/adrielus/features/desktop/common/firefox.nix b/home/adrielus/features/desktop/common/firefox.nix
index 81c904c..078d359 100644
--- a/home/adrielus/features/desktop/common/firefox.nix
+++ b/home/adrielus/features/desktop/common/firefox.nix
@@ -1,3 +1,4 @@
+# TODO(imperanence): handle persistence
 { pkgs, inputs, ... }:
 let
   mkBasicSearchEngine = { aliases, url, param }: {
diff --git a/home/adrielus/features/desktop/common/games/default.nix b/home/adrielus/features/desktop/common/games/default.nix
new file mode 100644
index 0000000..55e843d
--- /dev/null
+++ b/home/adrielus/features/desktop/common/games/default.nix
@@ -0,0 +1,3 @@
+{
+    imports = [./wine.nix ./lutris.nix];
+  }
diff --git a/home/adrielus/features/desktop/common/games/lutris.nix b/home/adrielus/features/desktop/common/games/lutris.nix
new file mode 100644
index 0000000..5a8ee8f
--- /dev/null
+++ b/home/adrielus/features/desktop/common/games/lutris.nix
@@ -0,0 +1,12 @@
+{ pkgs, config, ... }: {
+  home.packages = [
+    pkgs.lutris
+  ];
+
+  # home.persistence."/persist".directories = [
+  #   "${config.xdg.configHome}/lutris" # General config data
+  #   "${config.xdg.cacheHome}/banners" # Game banners
+  #   "${config.xdg.cacheHome}/coverart" # Game cover art
+  #   "${config.home.homeDirectory}/Games" # Game directory
+  # ];
+}
diff --git a/home/adrielus/features/desktop/common/games/wine.nix b/home/adrielus/features/desktop/common/games/wine.nix
new file mode 100644
index 0000000..f47a7af
--- /dev/null
+++ b/home/adrielus/features/desktop/common/games/wine.nix
@@ -0,0 +1,6 @@
+# TODO(imperanence): handle persistence
+{ pkgs, ... }: {
+  home.packages = [
+    pkgs.wine
+  ];
+}
diff --git a/home/adrielus/features/desktop/common/qbittorrent.nix b/home/adrielus/features/desktop/common/qbittorrent.nix
new file mode 100644
index 0000000..a8d0fa7
--- /dev/null
+++ b/home/adrielus/features/desktop/common/qbittorrent.nix
@@ -0,0 +1,11 @@
+{ pkgs, config, ... }: {
+  home.packages = [
+    pkgs.qbittorrent
+  ];
+
+  # home.persistence."/persist".directories = [
+  #   "${config.xdg.configHome}/qBittorrent" # Config options
+  #   # TODO: investigate which subdirectories/files I actually want to keep
+  #   "${config.xdg.dataHome}/qBittorrent" # Torrent files, logs, etc 
+  # ];
+}
diff --git a/home/adrielus/features/neovim/default.nix b/home/adrielus/features/neovim/default.nix
index 75ed651..dfb4a99 100644
--- a/home/adrielus/features/neovim/default.nix
+++ b/home/adrielus/features/neovim/default.nix
@@ -1,3 +1,4 @@
+# TODO(imperanence): handle persistence of things like harpoon, lazy, etc
 { pkgs, upkgs, lib, config, paths, inputs, ... }:
 let
   # {{{ extraPackages
@@ -57,6 +58,8 @@ let
 
     texlive.combined.scheme-full # Latex stuff
     python38Packages.pygments # required for latex syntax highlighting
+    sage
+    sagetex # sage in latex
 
     # required for the telescope fzf extension
     gnumake
diff --git a/home/adrielus/tethys.nix b/home/adrielus/tethys.nix
index 5964229..6abacc6 100644
--- a/home/adrielus/tethys.nix
+++ b/home/adrielus/tethys.nix
@@ -3,8 +3,10 @@
     ./global
     ./features/desktop/xmonad.nix
     ./features/desktop/common/discord.nix
+    ./features/desktop/common/qbittorrent.nix
     ./features/desktop/common/zathura.nix
     ./features/desktop/common/firefox.nix
+    ./features/desktop/common/games
   ];
 
   # Arbitrary extra packages
diff --git a/hosts/nixos/common/optional/sddm.nix b/hosts/nixos/common/optional/sddm.nix
deleted file mode 100644
index 37473ed..0000000
--- a/hosts/nixos/common/optional/sddm.nix
+++ /dev/null
@@ -1,8 +0,0 @@
-# Not using this for now, because I cannot get any theme to fucking work with it for some reason :(
-{
-  services.xserver = {
-    enable = true;
-    displayManager.sddm.enable = true;
-  };
-}
-
diff --git a/hosts/nixos/common/optional/steam.nix b/hosts/nixos/common/optional/steam.nix
new file mode 100644
index 0000000..5ec9327
--- /dev/null
+++ b/hosts/nixos/common/optional/steam.nix
@@ -0,0 +1,14 @@
+# TODO(imperanence): handle persistence
+{ lib, ... }: {
+  programs.steam = {
+    enable = true;
+    remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
+    dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
+  };
+
+  nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
+    "steam"
+    "steam-original"
+    "steam-runtime"
+  ];
+}
diff --git a/hosts/nixos/tethys/default.nix b/hosts/nixos/tethys/default.nix
index 6870a8d..cb142cc 100644
--- a/hosts/nixos/tethys/default.nix
+++ b/hosts/nixos/tethys/default.nix
@@ -7,8 +7,9 @@
     ../common/optional/touchpad.nix
     ../common/optional/xserver.nix
     ../common/optional/lightdm.nix
-    ../common/optional/xmonad
+    ../common/optional/steam.nix
     ../common/optional/slambda.nix
+    ../common/optional/xmonad
 
     ./hardware-configuration.nix
     ./boot.nix
@@ -20,14 +21,31 @@
   # A few ad-hoc settings
   hardware.opengl.enable = true;
   programs.kdeconnect.enable = true;
+  programs.extra-container.enable = true;
 
   # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
   system.stateVersion = "22.11";
 
   # Temp stuff:
-  containers.euporie = import ../euoprie;
-  programs.gnupg.agent = {
+  services.postgresql = {
     enable = true;
-    enableSSHSupport = true;
+    package = pkgs.postgresql_15;
+    enableTCPIP = true;
+    authentication = pkgs.lib.mkOverride 10 ''
+      local all all trust
+      host all all 127.0.0.1/32 trust
+      host all all ::1/128 trust
+    '';
+    initialScript = pkgs.writeText "backend-initScript" ''
+      CREATE ROLE adrielus WITH
+             LOGIN
+             SUPERUSER
+             INHERIT
+             CREATEDB
+             CREATEROLE
+             REPLICATION;
+      CREATE DATABASE lunarbox;
+      GRANT ALL PRIVILEGES ON DATABASE lunarbox TO adrielus;
+    '';
   };
 }
diff --git a/pkgs/sherlock.nix b/pkgs/sherlock.nix
index 9dce3ba..f564e08 100644
--- a/pkgs/sherlock.nix
+++ b/pkgs/sherlock.nix
@@ -15,7 +15,7 @@ let
     pandas
   ]);
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "sherlock";
   version = "unstable-2023-02-27";