chore: setup nix flake and devcontainer

Author: tsirysndr

.devcontainer/devcontainer.json

@@ -0,0 +1,25 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/debian
+{
+  "name": "Debian",
+  // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+  "image": "mcr.microsoft.com/devcontainers/base:bullseye",
+  "features": {
+    "ghcr.io/devcontainers/features/github-cli:1": {},
+    "ghcr.io/devcontainers/features/nix:1": {}
+  },
+
+  // Features to add to the dev container. More info: https://containers.dev/features.
+  // "features": {},
+
+  // Use 'forwardPorts' to make a list of ports inside the container available locally.
+  // "forwardPorts": [],
+
+  // Use 'postCreateCommand' to run commands after the container is created.
+  "postCreateCommand": "nix develop --experimental-features \"nix-command flakes\""
+  // Configure tool-specific properties.
+  // "customizations": {},
+
+  // Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+  // "remoteUser": "root"
+}

README.md

@@ -61,6 +61,15 @@ pkg install libspatialite
 go install -v github.com/tsirysndr/mada@latest
 ```
 
+### Nix
+
+```bash
+git clone https://github.com/tsirysndr/mada
+cd mada
+nix develop
+go install
+```
+
 ## 🚀 Usage
 
 With Docker:

flake.lock

@@ -0,0 +1,27 @@
+{
+  description = "A Nix-flake-based Go development environment";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/release-23.05";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  }:
+    flake-utils.lib.eachDefaultSystem
+    (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+      };
+    in {
+      devShells.default = pkgs.mkShell {
+         buildInputs = [
+          pkgs.go
+          pkgs.libspatialite
+         ];
+       };
+    });
+}