flake.nix


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{
  inputs = {
    nixpkgs.url      = "github:nixos/nixpkgs";
    flake-utils.url  = "github:numtide/flake-utils";
    rust-overlay.url = "github:oxalica/rust-overlay";
    rust-overlay.inputs.nixpkgs.follows = "nixpkgs";
    rust-overlay.inputs.flake-utils.follows = "flake-utils";
  };

  outputs = { self, nixpkgs, rust-overlay, flake-utils, ... }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        overlays = [ (import rust-overlay) ];
        pkgs = import nixpkgs {
          inherit system overlays;
        };
      in
      with pkgs;
      {
        devShell = mkShell {
          buildInputs = [
            rust-bin.stable."1.64.0".default
            watchexec
            cargo-watch
            sqlite
          ];
        };
      }
    );
}