diff --git a/app/api/routes/user.py b/app/api/routes/user.py
index 94ef567..fa03de0 100644
--- a/app/api/routes/user.py
+++ b/app/api/routes/user.py
@@ -3,8 +3,11 @@
 
 from app.config.database import get_db
 from app.schemas.users import OTPVerifyRequest, UserCreate, UserResponse
-from app.services.user import (get_current_user, register_with_otp,
-                               verify_otp_and_create_user)
+from app.services.user import (
+    get_current_user,
+    register_with_otp,
+    verify_otp_and_create_user,
+)
 
 router = APIRouter()
 
diff --git a/app/migrations/versions/a4b5fabfdeac_add_otp_table.py b/app/migrations/versions/a4b5fabfdeac_add_otp_table.py
index 3eb8d0c..dc5e853 100644
--- a/app/migrations/versions/a4b5fabfdeac_add_otp_table.py
+++ b/app/migrations/versions/a4b5fabfdeac_add_otp_table.py
@@ -5,14 +5,15 @@
 Create Date: 2025-07-24 18:30:31.802426
 
 """
+
 from typing import Sequence, Union
 
 import sqlalchemy as sa
 from alembic import op
 
 # revision identifiers, used by Alembic.
-revision: str = 'a4b5fabfdeac'
-down_revision: Union[str, Sequence[str], None] = 'ccf5dc612027'
+revision: str = "a4b5fabfdeac"
+down_revision: Union[str, Sequence[str], None] = "ccf5dc612027"
 branch_labels: Union[str, Sequence[str], None] = None
 depends_on: Union[str, Sequence[str], None] = None
 
@@ -20,28 +21,29 @@
 def upgrade() -> None:
     """Upgrade schema."""
     # ### commands auto generated by Alembic - please adjust! ###
-    op.create_table('otps',
-    sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('email', sa.String(), nullable=False),
-    sa.Column('otp_code', sa.String(), nullable=False),
-    sa.Column('name', sa.String(), nullable=False),
-    sa.Column('password', sa.String(), nullable=True),
-    sa.Column('is_active', sa.Integer(), nullable=True),
-    sa.Column('provider_id', sa.String(), nullable=True),
-    sa.Column('auth_type', sa.String(), nullable=False),
-    sa.Column('created_at', sa.DateTime(), nullable=True),
-    sa.Column('expires_at', sa.DateTime(), nullable=False),
-    sa.PrimaryKeyConstraint('id')
+    op.create_table(
+        "otps",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("email", sa.String(), nullable=False),
+        sa.Column("otp_code", sa.String(), nullable=False),
+        sa.Column("name", sa.String(), nullable=False),
+        sa.Column("password", sa.String(), nullable=True),
+        sa.Column("is_active", sa.Integer(), nullable=True),
+        sa.Column("provider_id", sa.String(), nullable=True),
+        sa.Column("auth_type", sa.String(), nullable=False),
+        sa.Column("created_at", sa.DateTime(), nullable=True),
+        sa.Column("expires_at", sa.DateTime(), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
     )
-    op.create_index(op.f('ix_otps_email'), 'otps', ['email'], unique=False)
-    op.create_index(op.f('ix_otps_id'), 'otps', ['id'], unique=False)
+    op.create_index(op.f("ix_otps_email"), "otps", ["email"], unique=False)
+    op.create_index(op.f("ix_otps_id"), "otps", ["id"], unique=False)
     # ### end Alembic commands ###
 
 
 def downgrade() -> None:
     """Downgrade schema."""
     # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_index(op.f('ix_otps_id'), table_name='otps')
-    op.drop_index(op.f('ix_otps_email'), table_name='otps')
-    op.drop_table('otps')
+    op.drop_index(op.f("ix_otps_id"), table_name="otps")
+    op.drop_index(op.f("ix_otps_email"), table_name="otps")
+    op.drop_table("otps")
     # ### end Alembic commands ###
diff --git a/app/services/user.py b/app/services/user.py
index d36d0bc..f0599f1 100644
--- a/app/services/user.py
+++ b/app/services/user.py
@@ -11,8 +11,12 @@
 from app.models.user import AuthType, User
 from app.schemas.users import UserCreate
 from app.settings import settings
-from app.utils.auth import (cleanup_expired_otps, generate_otp, hash_password,
-                            validate_strong_password)
+from app.utils.auth import (
+    cleanup_expired_otps,
+    generate_otp,
+    hash_password,
+    validate_strong_password,
+)
 from app.utils.email import send_otp_email
 
 security = HTTPBearer()
diff --git a/app/utils/http_client.py b/app/utils/http_client.py
index d5c28ba..70bc52c 100644
--- a/app/utils/http_client.py
+++ b/app/utils/http_client.py
@@ -2,8 +2,12 @@
 
 import requests
 
-from app.utils.exceptions import (AppException, RequestConnectionError,
-                                  RequestHTTPError, RequestTimeoutError)
+from app.utils.exceptions import (
+    AppException,
+    RequestConnectionError,
+    RequestHTTPError,
+    RequestTimeoutError,
+)
 
 
 def make_request(
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..67d938a
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,6 @@
+[tool.isort]
+profile = "black"
+line_length = 88
+
+[tool.black]
+line-length = 88