update flake and add buildx

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1762367206,
+        "lastModified": 1762787259,
-        "narHash": "sha256-c/164YOPkV09BH8KIUdvVvJs3VF2LNIbE2piKGgXPxk=",
+        "narHash": "sha256-t2U/GLLXHa2+kJkwnFNRVc2fEJ/lUfyZXBE5iKzJdcs=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "af119feb17cb242398e0fb97f92b867d25882522",
+        "rev": "37a3d97f2873e0f68711117c34d04b7c7ead8f4e",
         "type": "github"
       },
       "original": {
@@ -27,11 +27,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1762304480,
+        "lastModified": 1762627886,
-        "narHash": "sha256-ikVIPB/ea/BAODk6aksgkup9k2jQdrwr4+ZRXtBgmSs=",
+        "narHash": "sha256-/QLk1bzmbcqJt9sU43+y/3tHtXhAy0l8Ck0MoO2+evQ=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "b8c7ac030211f18bd1f41eae0b815571853db7a2",
+        "rev": "5125a3cd414dc98bbe2c528227aa6b62ee61f733",
         "type": "github"
       },
       "original": {
@@ -42,11 +42,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1762286042,
+        "lastModified": 1762482733,
-        "narHash": "sha256-OD5HsZ+sN7VvNucbrjiCz7CHF5zf9gP51YVJvPwYIH8=",
+        "narHash": "sha256-g/da4FzvckvbiZT075Sb1/YDNDr+tGQgh4N8i5ceYMg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "12c1f0253aa9a54fdf8ec8aecaafada64a111e24",
+        "rev": "e1ebeec86b771e9d387dd02d82ffdc77ac753abc",
         "type": "github"
       },
       "original": {

hosts/mac14.nix

@@ -19,6 +19,7 @@
       pkgs: with pkgs; [
         docker-client
         colima
+        docker-buildx
         biome
         infisical
         ffmpeg