fix(flake.lock): update locked dependencies and their revisions

flake.lock

@@ -37,11 +37,11 @@
         "sf-pro": "sf-pro"
       },
       "locked": {
-        "lastModified": 1786018145,
-        "narHash": "sha256-4cjJFmq6JC0Gk9wWt3aZzqovtmM9mikrDWjsBL2ZWu8=",
+        "lastModified": 1787373040,
+        "narHash": "sha256-mSpL69LSAA/+cQx+v9tC2XC/DD7cUepUmhiMx0/Hw64=",
         "owner": "Lyndeno",
         "repo": "apple-fonts.nix",
-        "rev": "66b5379c6a429ad4ea6ff3943cc1f651df55cc70",
+        "rev": "69f20e9ba294420e4b6407a827c6b5aea3afcc12",
         "type": "github"
       },
       "original": {
@@ -161,11 +161,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1785627969,
-        "narHash": "sha256-4dtXQk/NMePegK/nWp5NSeuZKLATItOq61lpEvmXqGw=",
+        "lastModified": 1787559586,
+        "narHash": "sha256-onL0VLf9vPllmT0H/OlURIU5r5t5WIEl7t4tVNKT0Nw=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "427bf4bd9435fdf21321c8cc628c24efc14c0f7a",
+        "rev": "9d0d87172c374f89da73c1cfe6d81ae62feac1f1",
         "type": "github"
       },
       "original": {
@@ -220,11 +220,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1786999651,
-        "narHash": "sha256-MTGMFlLDTklsXhCp4r5GXB4VAVadPdalXLvUjd/K7h0=",
+        "lastModified": 1787680808,
+        "narHash": "sha256-9168tNt0NZdtlx5RM5huEuc9NCWMLACJA9O4UK/l2Zc=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "353742587cbaf079b3caee743115d037bc51fea6",
+        "rev": "6840c9a8f50722944eb106ce8bb237c138584f2a",
         "type": "github"
       },
       "original": {
@@ -242,11 +242,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1787027504,
-        "narHash": "sha256-8IqYrCfNgO+T4Sc2gM4AHSuqhSgwcrAq0uOTMq9ixKg=",
+        "lastModified": 1787704590,
+        "narHash": "sha256-WxaT4eXm7WynrXjyi8XZHVD8y7bEE086AFa0zTtxy6A=",
         "owner": "numtide",
         "repo": "llm-agents.nix",
-        "rev": "50e05f7a7cc039d39d53bc77c132d9457f990375",
+        "rev": "4c7c50e9c7aab5a1fbc8d4e26d196a76fde00fc3",
         "type": "github"
       },
       "original": {
@@ -276,11 +276,11 @@
         "nixpkgs": "nixpkgs_3"
       },
       "locked": {
-        "lastModified": 1787016972,
-        "narHash": "sha256-6B98mtehXRht8nSiX+1tqm8WyeQvjCjhf8IjCKLh/dU=",
+        "lastModified": 1787708809,
+        "narHash": "sha256-g8nkh08udC9gGpHnSb10+yjaw7Ie3bxCz2VmDy1XjRM=",
         "owner": "nix-community",
         "repo": "nix-vscode-extensions",
-        "rev": "596319216632f6e6da839787295a350c027d39be",
+        "rev": "60132c95fbfebfc9db33217b4eca3b921ff98d38",
         "type": "github"
       },
       "original": {
@@ -322,11 +322,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1786963906,
-        "narHash": "sha256-3tkeMWSvHPo3tYljfXbPC/TgknikU1GvdVr/DkdfvE0=",
+        "lastModified": 1787424095,
+        "narHash": "sha256-dWLO5AHhKaw6rdWCtTes8hnntT1r0/J5yhQGm0f0ZgU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f4b6996c4e8b9ee06ce147ec344c885f51071b14",
+        "rev": "174eb786fb68e3a13e4e535a3deea479a0c07a6a",
         "type": "github"
       },
       "original": {
@@ -354,11 +354,11 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1787001381,
-        "narHash": "sha256-Ue1Yo8gfHdD4TMtNewhA4tkSYeFqXThju0nCyJc3ALo=",
+        "lastModified": 1787498568,
+        "narHash": "sha256-9i/VTdusq/+NM/tz+J1Re+ojkMB8MBf0QshnYfzHz30=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ec2d622de0773551768cf98f3fc50cbcc003b9c5",
+        "rev": "56c02bc00adcf003215cc4bd996d6efaf4cff188",
         "type": "github"
       },
       "original": {

flake.nix

@@ -1,5 +1,5 @@
 {
-  description = "NixOS configuration for my homelab";
+  description = "my nixos configurations";
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";

home/emmatherock/agents.nix

@@ -6,7 +6,6 @@ in
 {
   home.packages = with agents; [
     antigravity-cli
-    codex
     claude-code
   ];
 }

home/emmatherock/core.nix

@@ -7,5 +7,12 @@
   programs.home-manager.enable = true;
   programs.btop.enable = true;
 
+  # Per-project toolchain resolution (nix-shell / flake devShell), used by
+  # nixvim's LSP servers so they don't need language toolchains installed globally.
+  programs.direnv = {
+    enable = true;
+    nix-direnv.enable = true;
+  };
+
   home.stateVersion = "25.11";
 }