From 5a8535c783dbab82fff74d10bb3a72235d2d4759 Mon Sep 17 00:00:00 2001
From: ironballista <87903825+ironballista@users.noreply.github.com>
Date: Sun, 2 Nov 2025 01:09:29 +0100
Subject: [PATCH] flake: Docker build implementation.

---
 .gitignore |   1 +
 flake.lock | 121 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix  |  43 +++++++++++++++++++
 3 files changed, 165 insertions(+)
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/.gitignore b/.gitignore
index 6eb310c..82fdf04 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,6 +8,7 @@ fly.toml
 .DS_Store
 .env
 assets/**
+result
 
 # Added by cargo
 /target
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..7839086
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,121 @@
+{
+  "nodes": {
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "naersk",
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1752475459,
+        "narHash": "sha256-z6QEu4ZFuHiqdOPbYss4/Q8B0BFhacR8ts6jO/F/aOU=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "bf0d6f70f4c9a9cf8845f992105652173f4b617f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "naersk": {
+      "inputs": {
+        "fenix": "fenix",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1752689277,
+        "narHash": "sha256-uldUBFkZe/E7qbvxa3mH1ItrWZyT6w1dBKJQF/3ZSsc=",
+        "owner": "nix-community",
+        "repo": "naersk",
+        "rev": "0e72363d0938b0208d6c646d10649164c43f4d64",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1761907660,
+        "narHash": "sha256-kJ8lIZsiPOmbkJypG+B5sReDXSD1KGu2VEPNqhRa/ew=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2fb006b87f04c4d3bdf08cfdbc7fab9c13d94a15",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-unstable",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1752428706,
+        "narHash": "sha256-EJcdxw3aXfP8Ex1Nm3s0awyH9egQvB2Gu+QEnJn2Sfg=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "591e3b7624be97e4443ea7b5542c191311aa141d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "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",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..1b96a10
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,43 @@
+{
+  description = "Nix Docker Layered Image test.";
+
+  # Nixpkgs / NixOS version to use.
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-unstable";
+    naersk = {
+      url = "github:nix-community/naersk";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, naersk, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+        let
+          pkgs = (import nixpkgs) {
+            inherit system;
+          };
+          pkgName = (builtins.fromTOML (builtins.readFile ./Cargo.toml)).package.name;
+          naersk' = pkgs.callPackage naersk {};
+          rustApp =  naersk'.buildPackage {
+            src = ./.;
+          };
+        in {
+          packages = {
+            default = rustApp;
+            docker = pkgs.dockerTools.streamLayeredImage {
+              name = "localhost/${pkgName}";
+              tag = "latest";
+              contents = [ rustApp ];
+              config.Cmd = "${rustApp}/bin/${pkgName}";
+            };
+          };
+
+          # For `nix develop` (optional, can be skipped):
+          devShell = pkgs.mkShell {
+            nativeBuildInputs = with pkgs; [ rustc cargo jujutsu ];
+          };
+        }
+      );
+}
+
-- 
2.51.2