Install claude-code from nixpkgs-unstable on LAPTOP-032

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

flake.lock

@@ -92,6 +92,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1774106199,
+        "narHash": "sha256-US5Tda2sKmjrg2lNHQL3jRQ6p96cgfWh3J1QBliQ8Ws=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "6c9a78c09ff4d6c21d0319114873508a6ec01655",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "blueprint": "blueprint",
@@ -99,6 +115,7 @@
         "mysecrets": "mysecrets",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
+        "nixpkgs-unstable": "nixpkgs-unstable",
         "sops-nix": "sops-nix"
       }
     },