Add firefox, fix ssh config, flake update

flake.lock

@@ -28,11 +28,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1761191301,
-        "narHash": "sha256-xsRL2Oyb4YRZZ1Tu4WzR2uFg1n931bH+PfLdFcqtLg8=",
+        "lastModified": 1762041416,
+        "narHash": "sha256-rmJKABRXnhFjjI6RB/MnEvLTQa569zu684Th9y6UlOI=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "4958aafe7b237dc1e857fb0c916efff72075048f",
+        "rev": "c0016dd14773f4ca0b467b74c7cdcc501570df4b",
         "type": "github"
       },
       "original": {
@@ -77,11 +77,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1760958188,
-        "narHash": "sha256-2m1S4jl+GEDtlt2QqeHil8Ny456dcGSKJAM7q3j/BFU=",
+        "lastModified": 1761933221,
+        "narHash": "sha256-rNHeoG3ZrA94jczyLSjxCtu67YYPYIlXXr0uhG3wNxM=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "d6645c340ef7d821602fd2cd199e8d1eed10afbc",
+        "rev": "7467f155fcba189eb088a7601f44fbef7688669b",
         "type": "github"
       },
       "original": {
@@ -93,11 +93,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1761114652,
-        "narHash": "sha256-f/QCJM/YhrV/lavyCVz8iU3rlZun6d+dAiC3H+CDle4=",
+        "lastModified": 1761907660,
+        "narHash": "sha256-kJ8lIZsiPOmbkJypG+B5sReDXSD1KGu2VEPNqhRa/ew=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "01f116e4df6a15f4ccdffb1bcd41096869fb385c",
+        "rev": "2fb006b87f04c4d3bdf08cfdbc7fab9c13d94a15",
         "type": "github"
       },
       "original": {
@@ -109,11 +109,11 @@
     },
     "nixpkgs-master": {
       "locked": {
-        "lastModified": 1761203975,
-        "narHash": "sha256-NIi8bSuCh3ibcO0uHzYNaS3xFzJi6BQ5Raj6jFK+lIs=",
+        "lastModified": 1762081816,
+        "narHash": "sha256-MlIrTGv41KhVRlR5UXIcGfeg5MMpNKy6dADMl/qPBLg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "837a5642958cc5d66e952004fa0f9fd6bb5699b4",
+        "rev": "51bbe0973e58afe2f000757506f76cd256285d5f",
         "type": "github"
       },
       "original": {
@@ -125,11 +125,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1761016216,
-        "narHash": "sha256-G/iC4t/9j/52i/nm+0/4ybBmAF4hzR8CNHC75qEhjHo=",
+        "lastModified": 1761597516,
+        "narHash": "sha256-wxX7u6D2rpkJLWkZ2E932SIvDJW8+ON/0Yy8+a5vsDU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "481cf557888e05d3128a76f14c76397b7d7cc869",
+        "rev": "daf6dc47aa4b44791372d6139ab7b25269184d55",
         "type": "github"
       },
       "original": {