Prevent Nix warning when using `lib.getExe` (#2507)

1. Remove unecessary inputs
2. Use `flake-parts` module `easyOverlay`
3. Add default Nix formatter
4. Make `systems` attr overridable

1 files changed, 29 insertions, 109 deletions

diff --git a/flake.lock b/flake.lock
index c1296960..3cfbc938 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,19 +2,16 @@
   "nodes": {
     "crane": {
       "inputs": {
-        "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils",
         "nixpkgs": [
           "nixpkgs"
-        ],
-        "rust-overlay": "rust-overlay"
+        ]
       },
       "locked": {
-        "lastModified": 1693787605,
-        "narHash": "sha256-rwq5U8dy+a9JFny/73L0SJu1GfWwATMPMTp7D+mjHy8=",
+        "lastModified": 1698166613,
+        "narHash": "sha256-y4rdN4flxRiROqNi1waMYIZj/Fs7L2OrszFk/1ry9vU=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "8b4f7a4dab2120cf41e7957a28a853f45016bd9d",
+        "rev": "b7db46f0f1751f7b1d1911f6be7daf568ad5bc65",
         "type": "github"
       },
       "original": {
@@ -23,89 +20,52 @@
         "type": "github"
       }
     },
-    "flake-compat": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1673956053,
-        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
     "flake-parts": {
       "inputs": {
-        "nixpkgs-lib": [
-          "nixpkgs"
-        ]
+        "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1693611461,
-        "narHash": "sha256-aPODl8vAgGQ0ZYFIRisxYG5MOGSkIczvu2Cd8Gb9+1Y=",
+        "lastModified": 1696343447,
+        "narHash": "sha256-B2xAZKLkkeRFG5XcHHSXXcP7To9Xzr59KXeZiRf4vdQ=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "7f53fdb7bdc5bb237da7fefef12d099e4fd611ca",
+        "rev": "c9afaba3dfa4085dbd2ccb38dfade5141e33d9d4",
         "type": "github"
       },
       "original": {
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "type": "github"
+        "id": "flake-parts",
+        "type": "indirect"
       }
     },
-    "flake-utils": {
-      "inputs": {
-        "systems": "systems"
-      },
+    "nixpkgs": {
       "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
+        "lastModified": 1698318101,
+        "narHash": "sha256-gUihHt3yPD7bVqg+k/UVHgngyaJ3DMEBchbymBMvK1E=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "63678e9f3d3afecfeafa0acead6239cdb447574c",
         "type": "github"
       },
       "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
         "type": "github"
       }
     },
-    "flake-utils_2": {
-      "inputs": {
-        "systems": "systems_2"
-      },
+    "nixpkgs-lib": {
       "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "nixpkgs": {
-      "locked": {
-        "lastModified": 1693985761,
-        "narHash": "sha256-K5b+7j7Tt3+AqbWkcw+wMeqOAWyCD1MH26FPZyWXpdo=",
-        "owner": "nixos",
+        "dir": "lib",
+        "lastModified": 1696019113,
+        "narHash": "sha256-X3+DKYWJm93DRSdC5M6K5hLqzSya9BjibtBsuARoPco=",
+        "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0bffda19b8af722f8069d09d8b6a24594c80b352",
+        "rev": "f5892ddac112a1e9b3612c39af1b72987ee5783a",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
+        "dir": "lib",
+        "owner": "NixOS",
         "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
@@ -115,33 +75,8 @@
       "inputs": {
         "crane": "crane",
         "flake-parts": "flake-parts",
-        "flake-utils": "flake-utils_2",
-        "nixpkgs": "nixpkgs"
-      }
-    },
-    "rust-overlay": {
-      "inputs": {
-        "flake-utils": [
-          "crane",
-          "flake-utils"
-        ],
-        "nixpkgs": [
-          "crane",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1693707092,
-        "narHash": "sha256-HR1EnynBSPqbt+04/yxxqsG1E3n6uXrOl7SPco/UnYo=",
-        "owner": "oxalica",
-        "repo": "rust-overlay",
-        "rev": "98ccb73e6eefc481da6039ee57ad8818d1ca8d56",
-        "type": "github"
-      },
-      "original": {
-        "owner": "oxalica",
-        "repo": "rust-overlay",
-        "type": "github"
+        "nixpkgs": "nixpkgs",
+        "systems": "systems"
       }
     },
     "systems": {
@@ -158,21 +93,6 @@
         "repo": "default",
         "type": "github"
       }
-    },
-    "systems_2": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
     }
   },
   "root": "root",