Implement profit sharing system and write tests

core/migrations/0033_platform_throughput.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.7 on 2023-03-20 09:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0032_operatorwallets'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='platform',
+            name='throughput',
+            field=models.FloatField(default=0),
+        ),
+    ]