flake update and add nix-community cache

flake.lock

@@ -266,11 +266,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737120639,
-        "narHash": "sha256-p5e/45V41YD3tMELuiNIoVCa25/w4nhOTm0B9MtdHFI=",
+        "lastModified": 1737221749,
+        "narHash": "sha256-igllW0yG+UbetvhT11jnt9RppSHXYgMykYhZJeqfHs0=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "a0046af169ce7b1da503974e1b22c48ef4d71887",
+        "rev": "97d7946b5e107dd03cc82f21165251d4e0159655",
         "type": "github"
       },
       "original": {
@@ -436,11 +436,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1737083351,
-        "narHash": "sha256-hCddtSuk6m6XROmdOC0te0j2sLeUr28QIzNRk0qF1as=",
+        "lastModified": 1737241062,
+        "narHash": "sha256-GM4ZnlsuJWjk+tbespU/DWQsZ2V0u0CS3Hqg0JGMt5M=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "0993fc268872148cebcd1fac8660a8b8ced49542",
+        "rev": "b681ff2c9c9163f24ca705d948bb0cee1b3e09f9",
         "type": "github"
       },
       "original": {
@@ -525,11 +525,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1737143193,
-        "narHash": "sha256-+/BdPFrdJpgmzrMEUZMxsLeND8IvFtjyZbxHX2XrNv4=",
+        "lastModified": 1737200978,
+        "narHash": "sha256-QTUx/F8HVjrRIHQxHKrr72aPMj+cDk18WTbvBCCBBdI=",
         "owner": "nix-community",
         "repo": "nixvim",
-        "rev": "aa839cf994f6b9a6b38e755597452087beac0567",
+        "rev": "cbf960e5659054b2ccf27b67218782e69016bef5",
         "type": "github"
       },
       "original": {

flake.nix

@@ -38,10 +38,12 @@
     extra-substituters = [
       "https://cache.cything.io/central"
       "https://niri.cachix.org"
+      "https://nix-community.cachix.org"
     ];
     extra-trusted-public-keys = [
       "central:uWhjva6m6dhC2hqNisjn2hXGvdGBs19vPkA1dPEuwFg="
       "niri.cachix.org-1:Wv0OmO7PsuocRKzfDoJ3mulSl7Z6oezYhGhR+3W2964="
+      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
     ];
     builders-use-substitutes = true;
   };