Add development shell to manage dependencies (e2b-dev#657)

Author: r33drichards

DEV.md

@@ -1,3 +1,19 @@
 # Releasing e2b cli 
 
-to create a changeset run `npx changeset`
+to create a changeset run `npx changeset`
+
+
+# Enter Nix development shell 
+
+install nix and enable flakes
+
+```
+curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install
+```
+
+enter the dev shell 
+```
+nix develop --command zsh
+# or
+nix develop --command bash
+```

flake.lock

@@ -0,0 +1,14 @@
+{
+  description = "A basic dev shell";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  inputs.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.python39 pkgs.poetry ]; };
+      }));
+}