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>

training/forms.py

@@ -6,55 +6,50 @@ from training import models
 
 
 class QualificationForm(forms.ModelForm):
-    related_models = {
-        'item': models.TrainingItem,
-        'supervisor': models.Trainee
-    }
+    related_models = {"item": models.TrainingItem, "supervisor": models.Trainee}
 
     class Meta:
         model = models.TrainingItemQualification
-        fields = '__all__'
+        fields = "__all__"
 
     def clean_date(self):
-        date = self.cleaned_data.get('date')
+        date = self.cleaned_data.get("date")
         if date > date.today():
-            raise forms.ValidationError('Qualification date may not be in the future')
+            raise forms.ValidationError("Qualification date may not be in the future")
         return date
 
     def clean_supervisor(self):
-        supervisor = self.cleaned_data.get('supervisor')
-        if supervisor.pk == self.cleaned_data.get('trainee').pk:
-            raise forms.ValidationError('One may not supervise oneself...')
+        supervisor = self.cleaned_data.get("supervisor")
+        if supervisor.pk == self.cleaned_data.get("trainee").pk:
+            raise forms.ValidationError("One may not supervise oneself...")
         return supervisor
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        self.fields['date'].widget.format = '%Y-%m-%d'
+        self.fields["date"].widget.format = "%Y-%m-%d"
 
 
 class AddQualificationForm(QualificationForm):
     def __init__(self, *args, **kwargs):
-        pk = kwargs.pop('pk', None)
+        pk = kwargs.pop("pk", None)
         super().__init__(*args, **kwargs)
         if pk:
-            self.fields['trainee'].initial = models.Trainee.objects.get(pk=pk)
+            self.fields["trainee"].initial = models.Trainee.objects.get(pk=pk)
 
 
 class RequirementForm(forms.ModelForm):
-    related_models = {
-        'item': models.TrainingItem
-    }
+    related_models = {"item": models.TrainingItem}
 
     depth = forms.ChoiceField(choices=models.TrainingItemQualification.CHOICES)
 
     class Meta:
         model = models.TrainingLevelRequirement
-        fields = '__all__'
+        fields = "__all__"
 
     def __init__(self, *args, **kwargs):
-        pk = kwargs.pop('pk', None)
+        pk = kwargs.pop("pk", None)
         super().__init__(*args, **kwargs)
-        self.fields['level'].initial = models.TrainingLevel.objects.get(pk=pk)
+        self.fields["level"].initial = models.TrainingLevel.objects.get(pk=pk)
 
 
 class SessionLogForm(forms.Form):
@@ -66,15 +61,13 @@ class SessionLogForm(forms.Form):
     date = forms.DateField(initial=datetime.date.today)
     notes = forms.CharField(required=False, widget=forms.Textarea)
 
-    related_models = {
-        'supervisor': models.Trainee
-    }
+    related_models = {"supervisor": models.Trainee}
 
     def clean_date(self):
         return QualificationForm.clean_date(self)
 
     def clean_supervisor(self):
-        supervisor = self.cleaned_data['supervisor']
-        if supervisor in self.cleaned_data.get('trainees', []):
-            raise forms.ValidationError('One may not supervise oneself...')
+        supervisor = self.cleaned_data["supervisor"]
+        if supervisor in self.cleaned_data.get("trainees", []):
+            raise forms.ValidationError("One may not supervise oneself...")
         return supervisor