ci: add nix-shell

default.nix

@@ -0,0 +1,41 @@
+with import <nixpkgs> { };
+
+let
+  pythonPackages = python3Packages;
+in pkgs.mkShell rec {
+  name = "impurePythonEnv";
+  venvDir = "./.venv";
+  buildInputs = [
+    python310Packages.python
+    python310Packages.venvShellHook
+
+    # python310Packages.coverage
+    # python310Packages.python-mimeparse
+    # python310Packages.python-dateutil
+    # python310Packages.drf-spectacular
+    # python310Packages.djangorestframework
+    # python310Packages.django-redis
+    # python310Packages.django-cors-headers
+
+    # Required dependancies 
+    taglib
+    openssl
+    git
+    libxml2
+    libxslt
+    libzip
+    zlib
+  ];
+
+  # Run this command, only after creating the virtual environment
+  postVenvCreation = ''
+    unset SOURCE_DATE_EPOCH
+    pip install -r requirements.txt
+  '';
+
+  postShellHook = ''
+    # allow pip to install wheels
+    unset SOURCE_DATE_EPOCH
+  '';
+
+}