Fix flake and make nixpkgs top-level so it can follow

flake.lock

@@ -2,7 +2,9 @@
   "nodes": {
     "naersk": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1654608517,
@@ -20,36 +22,23 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1654845941,
+        "lastModified": 1714971268,
-        "narHash": "sha256-uXulXu4BQ9ch1ItV0FlL2Ns8X83m6unT5h/0X//VRLQ=",
+        "narHash": "sha256-IKwMSwHj9+ec660l+I4tki/1NRoeGpyA2GdtdYpAgEw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7b3e907a6fef935794b5049c2c57c519853deb90",
+        "rev": "27c13997bf450a01219899f5a83bd6ffbfc70d3c",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
-      }
-    },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1654845941,
-        "narHash": "sha256-uXulXu4BQ9ch1ItV0FlL2Ns8X83m6unT5h/0X//VRLQ=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "7b3e907a6fef935794b5049c2c57c519853deb90",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
+        "ref": "nixos-23.11",
         "type": "indirect"
       }
     },
     "root": {
       "inputs": {
         "naersk": "naersk",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "utils": "utils"
       }
     },

flake.nix

@@ -2,8 +2,12 @@
   description = "QuickPeep Search Engine Flake for Nix";
 
   inputs = {
+    nixpkgs.url = "nixpkgs/nixos-23.11";
     utils.url = "github:numtide/flake-utils";
-    naersk.url = "github:nix-community/naersk";
+    naersk = {
+      url = "github:nix-community/naersk";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
   outputs = { self, nixpkgs, utils, naersk }:
@@ -17,7 +21,7 @@
         root = ./.;
         buildInputs = with pkgs; [
           openssl
-          pkgconfig
+          pkg-config
 
         ];
         nativeBuildInputs = with pkgs; [