Show pytest/ruff errors in actions output system

The GitHub Actions CI/CD can show errors in pull request per line. This
is much better than reading stdout/stderr outputs. This patch adds a
pytest plugin that can generate gh actions reports, and opts Ruff into
github actions output when ran on CI.

.github/workflows/ci.yml

@@ -20,6 +20,8 @@ jobs:
 
       - name: Run ruff
         run: pipx run tox -e lint
+        env:
+          RUFF_OUTPUT_FORMAT: github
 
   test:
     strategy:

pyproject.toml

@@ -30,6 +30,7 @@ optional = true
 [tool.poetry.group.test.dependencies]
 pytest = "^7.1"
 responses = "^0.20"
+pytest-github-actions-annotate-failures = "*"
 
 [tool.poetry.plugins."httpie.plugins.auth.v1"]
 credential-store = "httpie_credential_store:CredentialStoreAuthPlugin"

tox.ini

@@ -9,9 +9,11 @@ skip_install = true
 [testenv:test]
 commands_pre = poetry install --with test
 commands = poetry run pytest -vv {posargs:.}
+passenv = GITHUB_ACTIONS
 
 [testenv:lint]
 commands_pre = poetry install --only lint
 commands =
     ruff check {posargs:.}
     ruff format --check --diff {posargs:.}
+passenv = RUFF_OUTPUT_FORMAT