Fix tests

These were failing due to pytest defaulting to `DEBUG = False` (and then getting
`ValueError: Missing staticfiles manifest entry for ...`).

bin/test

@@ -0,0 +1,6 @@
+#!/usr/bin/env sh
+
+set -e  # Abort on failure
+set -x
+
+python3 -m pytest

pyproject.toml

@@ -0,0 +1,18 @@
+[tool.black]
+skip-string-normalization = true
+line-length = 90
+
+[tool.isort]
+profile = "black"
+force_sort_within_sections = true
+line_length = 90
+sections = "FUTURE,STDLIB,THIRDPARTY,LOCALFOLDER,FIRSTPARTY"
+no_lines_before = "FIRSTPARTY"
+
+[tool.pytest.ini_options]
+DJANGO_SETTINGS_MODULE = 'conservancy.settings.dev'
+python_files = ['test*.py']
+# pytest-django will default to running tests with DEBUG = False, regardless of
+# the settings you provide it. This fails due to the
+# `ManifestStaticFilesStorage` without explicitly running `collectstatic` first.
+django_debug_mode = true