setup project and create apps(accounts, contracts, shared)

core/apps/accounts/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class AccountsConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'core.apps.accounts'

core/apps/accounts/managers/user.py

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+from django.contrib.auth.models import UserManager 
+from django.contrib.auth.hashers import make_password
+
+
+class BaseUserManager(UserManager):
+    def _create_user_object(self, phone, password, **extra_fields):
+        if not phone:
+            raise ValueError("The given phone must be set")
+        user = self.model(phone=phone, **extra_fields)
+        user.password = make_password(password)
+        return user
+
+    def _create_user(self, phone, password, **extra_fields):
+        user = self._create_user_object(phone, password, **extra_fields)
+        user.save(using=self._db)
+        return user
+
+    def create_user(self, phone, password=None, **extra_fields):
+        extra_fields.setdefault("is_staff", False)
+        extra_fields.setdefault("is_superuser", False)
+        return self._create_user(phone, password, **extra_fields)

core/apps/accounts/urls.py

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+from django.urls import path

core/apps/contracts/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class ContractsConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'core.apps.contracts'

core/apps/contracts/urls.py

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+from django.urls import path, include

core/apps/shared/apps.py

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+from django.apps import AppConfig
+
+
+class SharedConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'core.apps.shared'