feat: Nix Shell

.gitignore

@@ -5,7 +5,6 @@ __pycache__/
 
 # Replit
 *.replit
-*.nix
 
 # C extensions
 *.so
@@ -172,4 +171,7 @@ tux/extensions/*
 
 # misc
 slim.report.json
-prisma_binaries/
+prisma_binaries/
+
+# direnv
+.direnv/

flake.nix

@@ -0,0 +1,63 @@
+{
+  description = "All Thing's Linux discord bot - Tux";
+
+  inputs = {
+    nixpkgs = {
+      type = "github";
+      owner = "NixOS";
+      repo = "nixpkgs";
+      ref = "nixos-unstable";
+    };
+
+    flake-parts = {
+      type = "github";
+      owner = "hercules-ci";
+      repo = "flake-parts";
+      ref = "main";
+    };
+  };
+
+  outputs = inputs@{
+    self,
+    nixpkgs,
+    flake-parts,
+    ...
+  }:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = [
+        "x86_64-linux"
+        "x86_64-darwin"
+        "aarch64-linux"
+        "aarch64-darwin"
+      ];
+
+      perSystem = { pkgs, self', system, ... }: {
+        devShells = {
+          default = self'.devShells.tux;
+          tux = pkgs.callPackage ./shell.nix { inherit pkgs self; };
+        };
+
+        apps.envrc = {
+          type = "app";
+          program = self'.packages.envrc;
+        };
+
+        # Creates .envrc if does not exist
+        packages.envrc = pkgs.writeShellScriptBin "envrc" ''
+          echo
+
+          if [ ! -e ".envrc" ]; then
+            echo "Creating .envrc"
+            printf "use flake .\n\n\n" | cat - .env.example > .envrc
+            echo
+
+            echo "The directory is now set up for direnv usage."
+            echo
+          else
+            echo "Please delete .envrc if you wish to recreate it."
+            echo
+          fi
+        '';
+      };
+    };
+}

shell.nix

@@ -0,0 +1,27 @@
+{ pkgs ? import <nixpkgs> {}, self ? null  }:
+
+pkgs.mkShell {
+  buildInputs = if self == null then [] else [
+    self.packages.${pkgs.system}.envrc
+  ];
+
+  packages = with pkgs; [
+    python313
+    poetry
+    git
+    jq
+  ];
+
+  shellHook = ''
+    # See perSystem.packages.envrc
+    if command -v envrc >/dev/null 2>&1; then
+      envrc
+    fi
+
+    # Enters the user's preferred shell using a more robust method
+    $(getent passwd $(id -un) | cut -d: -f7 | tr -d '\n')
+
+    # Exits after child shell exits
+    exit
+  '';
+}