reenabled admin area; outfitted apps.lyric.models w. AbstractBaseUser instead of custom user class; many other fns & several models updated to accomodate, such as set_unusable_password() method to base user model; reset staging db to prepare for refreshed lyric migrations to accomodate for retrofitted pw field

src/apps/lyric/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 6.0 on 2026-02-08 01:19
+# Generated by Django 6.0 on 2026-02-20 00:48
 
 import uuid
 from django.db import migrations, models
@@ -15,9 +15,16 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='User',
             fields=[
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
                 ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
                 ('email', models.EmailField(max_length=254, unique=True)),
+                ('is_staff', models.BooleanField(default=False)),
+                ('is_superuser', models.BooleanField(default=False)),
             ],
+            options={
+                'abstract': False,
+            },
         ),
         migrations.CreateModel(
             name='Token',