Bump nixpkgs to unstable; add agenix

flake.lock

@@ -1,5 +1,68 @@
 {
   "nodes": {
+    "agenix": {
+      "inputs": {
+        "darwin": "darwin",
+        "home-manager": "home-manager",
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1695384796,
+        "narHash": "sha256-TYlE4B0ktPtlJJF9IFxTWrEeq+XKG8Ny0gc2FGEAdj0=",
+        "owner": "ryantm",
+        "repo": "agenix",
+        "rev": "1f677b3e161d3bdbfd08a939e8f25de2568e0ef4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ryantm",
+        "repo": "agenix",
+        "type": "github"
+      }
+    },
+    "darwin": {
+      "inputs": {
+        "nixpkgs": [
+          "agenix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1673295039,
+        "narHash": "sha256-AsdYgE8/GPwcelGgrntlijMg4t3hLFJFCRF3tL5WVjA=",
+        "owner": "lnl7",
+        "repo": "nix-darwin",
+        "rev": "87b9d090ad39b25b2400029c64825fc2a8868943",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lnl7",
+        "ref": "master",
+        "repo": "nix-darwin",
+        "type": "github"
+      }
+    },
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "agenix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1682203081,
+        "narHash": "sha256-kRL4ejWDhi0zph/FpebFYhzqlOBrk0Pl3dzGEKSAlEw=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "32d3e39c491e2f91152c84f8ad8b003420eab0a1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
     "impermanence": {
       "locked": {
         "lastModified": 1690797372,
@@ -17,23 +80,40 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1692339729,
-        "narHash": "sha256-TUK76/Pqm9qIDjEGd27Lz9EiBIvn5F70JWDmEQ4Y5DQ=",
+        "lastModified": 1677676435,
+        "narHash": "sha256-6FxdcmQr5JeZqsQvfinIMr0XcTyTuR7EXX0H3ANShpQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ae521bd4e460b076a455dca8b13f4151489a725c",
+        "rev": "a08d6979dd7c82c4cef0dcc6ac45ab16051c1169",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1695830400,
+        "narHash": "sha256-gToZXQVr0G/1WriO83olnqrLSHF2Jb8BPcmCt497ro0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "8a86b98f0ba1c405358f1b71ff8b5e1d317f5db2",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-23.05",
+        "ref": "nixos-unstable",
         "type": "indirect"
       }
     },
     "root": {
       "inputs": {
+        "agenix": "agenix",
         "impermanence": "impermanence",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs_2"
       }
     }
   },

flake.nix

@@ -3,12 +3,13 @@
 
 
   inputs = {
-    nixpkgs.url = "nixpkgs/nixos-23.05";
+    nixpkgs.url = "nixpkgs/nixos-unstable";
     impermanence.url = "github:nix-community/impermanence";
+    agenix.url = "github:ryantm/agenix";
   };
 
 
-  outputs = {self, nixpkgs, impermanence}: 
+  outputs = {self, nixpkgs, impermanence, agenix}: 
     let 
       customPackagesModule = {...}: {
         nixpkgs.overlays = 
@@ -18,11 +19,11 @@
           ];
       };
 
-      forAllSystems = function:
+      forAllSystems = fun:
         nixpkgs.lib.genAttrs [
           "x86_64-linux"
           "aarch64-darwin"
-        ] (system: function nixpkgs.legacyPackages.${system});
+        ] (system: fun system);
       
     in
       {
@@ -32,14 +33,18 @@
             modules = [
               customPackagesModule
               impermanence.outputs.nixosModules.impermanence
+              agenix.nixosModules.default
               ./lib/systems/fugitive
             ];
           };
         };
 
-        devShells = forAllSystems (pkgs: {
-          default = pkgs.mkShell {
-            buildInputs = [ pkgs.nixos-rebuild ];
+        devShells = forAllSystems (system: 
+          let pkgs = nixpkgs.legacyPackages.${system}; 
+           in
+           {
+            default = with pkgs; mkShell {
+              buildInputs = [ nixos-rebuild agenix.packages.${system}.default ];
             };
            });
       };