Port to Django 5.2 (#635)

* Port to Django 5.2

* Pin pluggy to 1.2.0

Any newer and the mystery importlib metadata error appears. Weird! >_>

* Update for premailer changed default

* Update view logic for is_ajax being changed to a template context processor

* Port a few more tests to pytest proper

Having two distinct test flavours is giving me a headache

* Version 1 dockerfile

Makes a VERY big image, I suspect we can optimise this a lot...

* Optimise dockerfile a little lot a bit

* fix(users): change logout link to POST request

* fix(tests): fix some syntax errors in test code

still got lots of failed tests :(

* fix: replace deprecated Django APIs

* ci: update Dockerfile

* ci: update Dockerfile

* fix(dependencies+tests): update EoL/vulnerable dependencies and improve test stability

* Upgrade Python from 3.10 to 3.12
* Update frontend dependencies, replace node-sass with sass

* chore(logging): ignore dangling obj reference warning from pypdf

* ci: update compose.yml for prod deployment

- Add Nginx as a reverse proxy
- Add cert-selfsign.sh for generating self-signed certificates
- Add certbot-issue.sh for Let's Encrypt certificate issuance and renewal
- Add cron-install.sh and cron-uninstall.sh for system cron management
- Add .env.example as an environment variable template

* style: reformat code

* ci: add more sleep trying to pass tests

* ci: ignore browser-based tests during ci testing

* fix: create home for the new user during Dockerfile building

* chore: remove heroku conf file

* fix: RIGS not franken anymore

* fix: restore is_ajax as a boolean and split out the context processor

* test: remove Selenium interaction tests and their CI workarounds

* fix: harden production settings (CSRF origins, env casts, ADMINS) and drop dead debug toolbar code

* deploy: serve static files from nginx, pin PGDATA, and make cert scripts loud on failure

* build: switch .dockerignore to an allowlist

* build: drop unused dependencies, soft-pin the rest and target Python 3.14

* build: move image to Python 3.14 / Node 24 and force DEBUG off

* ci: add dependabot config for uv, npm, docker and actions

* build: narrow Sass deprecation silencing to @import and require Node 24

* build: provide placeholder env for collectstatic now that DEBUG is off in the image

* deploy: add plain-HTTP nginx config for local development and use it in compose

* deploy: remove self-signed cert script

* build: make the image multi-arch with official node and python base images

* ci: lint and test on PRs, build the image on PRs and push it to GHCR on master

* docs: add local running and sample data instructions

* fix: report a form error instead of crashing when big power has no Power MIC

* fix: upgrade pypdf and urllib3 to patched releases

* fix: apply non-breaking npm audit fixes

* fix: strip whitespace in ALLOWED_HOSTS and drop misleading HSTS preload

* deploy: add a pyrigs healthcheck and make nginx wait for it

* build: pin the uv image version

* fix: correct the check-in person picker condition and use BeautifulSoup's string argument

* refactor: replace unique_together with UniqueConstraint

* build: replace pycodestyle with ruff and fix what it found

Removes unused imports and variables, and fixes a few real problems it
surfaced:
- EventCheckIn.active() referenced an undefined name and raised NameError;
  it now returns whether the check-in has no end time
- RIGS.admin defined EventChecklistAdmin twice; the second is now
  PowerTestRecordAdmin
- RIGS/tests/conftest.py used date/timedelta without importing them
- the signal-registering imports in apps.py are kept with noqa

pycodestyle config in setup.cfg is dropped.

* style: format the codebase with ruff

* style: normalise line endings, trailing whitespace and end-of-file newlines

* ci: run ruff and file hygiene through prek, and document it

---------

Co-authored-by: Hang <me@hangxu.me>
Co-authored-by: Joe Banks <joe@jb3.dev>

assets/tests/conftest.py

@@ -19,7 +19,9 @@ def status(db):
 
 @pytest.fixture
 def cable_type(db):
-    connector = models.Connector.objects.create(description="16A IEC", current_rating=16, voltage_rating=240, num_pins=3)
+    connector = models.Connector.objects.create(
+        description="16A IEC", current_rating=16, voltage_rating=240, num_pins=3
+    )
     cable_type = models.CableType.objects.create(circuits=11, cores=3, plug=connector, socket=connector)
     yield cable_type
     connector.delete()
@@ -28,14 +30,33 @@ def cable_type(db):
 
 @pytest.fixture
 def test_cable(db, category, status, cable_type):
-    cable = models.Asset.objects.create(asset_id="9666", description="125A -> Jack", comments="The cable from Hell...", status=status, category=category, date_acquired=datetime.date(2006, 6, 6), is_cable=True, cable_type=cable_type, length=10, csa="1.5", replacement_cost=50)
+    cable = models.Asset.objects.create(
+        asset_id="9666",
+        description="125A -> Jack",
+        comments="The cable from Hell...",
+        status=status,
+        category=category,
+        date_acquired=datetime.date(2006, 6, 6),
+        is_cable=True,
+        cable_type=cable_type,
+        length=10,
+        csa="1.5",
+        replacement_cost=50,
+    )
     yield cable
     cable.delete()
 
 
 @pytest.fixture
 def test_asset(db, category, status):
-    asset, created = models.Asset.objects.get_or_create(asset_id="91991", description="Spaceflower", status=status, category=category, date_acquired=datetime.date(1991, 12, 26), replacement_cost=100)
+    asset, created = models.Asset.objects.get_or_create(
+        asset_id="91991",
+        description="Spaceflower",
+        status=status,
+        category=category,
+        date_acquired=datetime.date(1991, 12, 26),
+        replacement_cost=100,
+    )
     yield asset
     asset.delete()
 
@@ -49,6 +70,20 @@ def test_status_2(db):
 
 @pytest.fixture
 def test_asset_2(db, category, test_status_2):
-    asset, created = models.Asset.objects.get_or_create(asset_id="10", description="Working Mic", status=test_status_2, category=category, date_acquired=datetime.date(2001, 10, 20), replacement_cost=1000)
+    asset, created = models.Asset.objects.get_or_create(
+        asset_id="10",
+        description="Working Mic",
+        status=test_status_2,
+        category=category,
+        date_acquired=datetime.date(2001, 10, 20),
+        replacement_cost=1000,
+    )
     yield asset
     asset.delete()
+
+
+@pytest.fixture
+def test_supplier(db):
+    supplier, created = models.Supplier.objects.get_or_create(name="Fullmetal Heavy Industry")
+    yield supplier
+    supplier.delete()