feat: support Gitpod

Just click on the readme badge and get into a full development
environment with python, pytest and test debugging integration.

.gitignore

@@ -6,3 +6,5 @@ debug/reqs.txt
 result
 debug/overrides.nix
 !.github
+*.egg-info
+/build

.gitpod.yml

@@ -0,0 +1,4 @@
+# See https://www.gitpod.io/docs/config-gitpod-file
+
+tasks:
+  - init: pip install -e .[test]

.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "ms-python.python"
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "python.testing.pytestEnabled": true
+}

Readme.md

@@ -227,6 +227,8 @@ If a package is built by overriding nixpkgs, the following attributes are modifi
 ## Contributing
 Contributions to this project are welcome in the form of GitHub PRs. If you are planning to make any considerable changes, you should first present your plans in a GitHub issue so it can be discussed.
 
+[![Gitpod ready-to-code](https://img.shields.io/badge/Gitpod-ready--to--code-blue?logo=gitpod)](https://gitpod.io/#https://github.com/DavHau/mach-nix)
+
 ## Limitations
  - Currently mach-nix does not provide any functionality which supports you in publishing python projects, like [Poetry](https://python-poetry.org/) does for example.
 

setup.py

@@ -6,6 +6,13 @@ pwd = dirname(abspath(__file__))
 with open(pwd + '/mach_nix/VERSION') as f:
     version = f.read().strip()
 
+test_deps = [
+    'pytest',
+]
+extras = {
+    'test': test_deps,
+}
+
 setup(
     name='mach-nix',
     version=version,
@@ -29,4 +36,6 @@ setup(
         'toml',
         'tree-format == 0.1.2',
     ],
+    tests_require=test_deps,
+    extras_require=extras,
 )