Remove Helium browser

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

flake.lock

@@ -66,27 +66,6 @@
         "type": "github"
       }
     },
-    "helium": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ],
-        "utils": "utils"
-      },
-      "locked": {
-        "lastModified": 1776004579,
-        "narHash": "sha256-9uEVLUueMTPu85dJMXLZ4NU36rCVbvUS/gGO1Eae5mw=",
-        "owner": "schembriaiden",
-        "repo": "helium-browser-nix-flake",
-        "rev": "d69553db8dd48fb6cab8c646b81892890f611a14",
-        "type": "github"
-      },
-      "original": {
-        "owner": "schembriaiden",
-        "repo": "helium-browser-nix-flake",
-        "type": "github"
-      }
-    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -179,46 +158,12 @@
     },
     "root": {
       "inputs": {
-        "helium": "helium",
         "home-manager": "home-manager",
         "nix-cachyos-kernel": "nix-cachyos-kernel",
         "nixpkgs": "nixpkgs_2",
         "zen-browser": "zen-browser"
       }
     },
-    "systems": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
-    },
-    "utils": {
-      "inputs": {
-        "systems": "systems"
-      },
-      "locked": {
-        "lastModified": 1731533236,
-        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
     "zen-browser": {
       "inputs": {
         "home-manager": [