diff --git a/.gitignore b/.gitignore
index 7224328..ac70ac6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .idea
-.idea/
\ No newline at end of file
+.idea/
+.env
\ No newline at end of file
diff --git a/app/__init__.py b/app/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/app/infrastructure/database/database.py b/app/infrastructure/database/database.py
new file mode 100644
index 0000000..3a94f6d
--- /dev/null
+++ b/app/infrastructure/database/database.py
@@ -0,0 +1,32 @@
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker, Session
+
+from app.infrastructure.database.models import Base
+
+SQLALCHEMY_DATABASE_URL = "postgresql+pg8000://user:password@localhost/dbname"
+
+__factory = None
+
+
+def init_db():
+    import app.infrastructure.database.models.accessories
+    import app.infrastructure.database.models.deliveries
+    import app.infrastructure.database.models.orders
+    import app.infrastructure.database.models.roles
+    import app.infrastructure.database.models.statuses
+    import app.infrastructure.database.models.steps
+    import app.infrastructure.database.models.storage_accessories
+    import app.infrastructure.database.models.storages
+    import app.infrastructure.database.models.users
+
+    global __factory
+
+    engine = create_engine(SQLALCHEMY_DATABASE_URL)
+    __factory = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+    Base.metadata.create_all(bind=engine)
+
+
+def connect() -> Session:
+    global __factory
+    return __factory()
diff --git a/app/infrastructure/database/models/__init__.py b/app/infrastructure/database/models/__init__.py
new file mode 100644
index 0000000..7c2377a
--- /dev/null
+++ b/app/infrastructure/database/models/__init__.py
@@ -0,0 +1,3 @@
+from sqlalchemy.ext.declarative import declarative_base
+
+Base = declarative_base()
\ No newline at end of file
diff --git a/app/infrastructure/database/models/accessories.py b/app/infrastructure/database/models/accessories.py
index 5f867ef..ba7bde5 100644
--- a/app/infrastructure/database/models/accessories.py
+++ b/app/infrastructure/database/models/accessories.py
@@ -1,11 +1,10 @@
 from sqlalchemy import Column, Integer, VARCHAR, Float
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Accessories(base):
+class Accessories(Base):
     __tablename__ = 'accessories'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/deliveries.py b/app/infrastructure/database/models/deliveries.py
index 5d3ede2..fefcf27 100644
--- a/app/infrastructure/database/models/deliveries.py
+++ b/app/infrastructure/database/models/deliveries.py
@@ -1,11 +1,10 @@
-from sqlalchemy import Column, Integer, DateTime, ForeignKey
-from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy import Column, Integer, ForeignKey
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Delivery(base):
+class Delivery(Base):
     __tablename__ = 'deliveries'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/orders.py b/app/infrastructure/database/models/orders.py
index 39f36fc..c06c119 100644
--- a/app/infrastructure/database/models/orders.py
+++ b/app/infrastructure/database/models/orders.py
@@ -1,11 +1,10 @@
 from sqlalchemy import Column, Integer, DateTime, ForeignKey
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Order(base):
+class Order(Base):
     __tablename__ = 'orders'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/roles.py b/app/infrastructure/database/models/roles.py
index 7cf1e3c..a9a793d 100644
--- a/app/infrastructure/database/models/roles.py
+++ b/app/infrastructure/database/models/roles.py
@@ -1,11 +1,10 @@
 from sqlalchemy import Column, Integer, VARCHAR
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Role(base):
+class Role(Base):
     __tablename__ = 'roles'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/statuses.py b/app/infrastructure/database/models/statuses.py
index 42806b5..9505688 100644
--- a/app/infrastructure/database/models/statuses.py
+++ b/app/infrastructure/database/models/statuses.py
@@ -1,11 +1,10 @@
 from sqlalchemy import Column, Integer, VARCHAR
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Status(base):
+class Status(Base):
     __tablename__ = 'statuses'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/steps.py b/app/infrastructure/database/models/steps.py
index ef9d2ec..36843b0 100644
--- a/app/infrastructure/database/models/steps.py
+++ b/app/infrastructure/database/models/steps.py
@@ -1,11 +1,10 @@
 from sqlalchemy import Column, Integer, DateTime, ForeignKey
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Step(base):
+class Step(Base):
     __tablename__ = 'steps'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/storage_accessories.py b/app/infrastructure/database/models/storage_accessories.py
index a5c2c52..98b1816 100644
--- a/app/infrastructure/database/models/storage_accessories.py
+++ b/app/infrastructure/database/models/storage_accessories.py
@@ -1,11 +1,10 @@
 from sqlalchemy import Column, Integer, DateTime, ForeignKey
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class StorageAccessories(base):
+class StorageAccessories(Base):
     __tablename__ = 'storage_accessories'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/storages.py b/app/infrastructure/database/models/storages.py
index 7c8cef8..ea6fa63 100644
--- a/app/infrastructure/database/models/storages.py
+++ b/app/infrastructure/database/models/storages.py
@@ -1,11 +1,10 @@
-from sqlalchemy import Column, Integer, DateTime, ForeignKey, VARCHAR, Float
-from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy import Column, Integer, VARCHAR, Float
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-class Storage(base):
+class Storage(Base):
     __tablename__ = 'storages'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
diff --git a/app/infrastructure/database/models/users.py b/app/infrastructure/database/models/users.py
index a9e1d16..8b029d5 100644
--- a/app/infrastructure/database/models/users.py
+++ b/app/infrastructure/database/models/users.py
@@ -1,12 +1,10 @@
 from sqlalchemy import Column, Integer, VARCHAR, ForeignKey
-from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import relationship
 
-base = declarative_base()
+from app.infrastructure.database.models import Base
 
 
-
-class User(base):
+class User(Base):
     __tablename__ = 'users'
 
     id = Column(Integer, primary_key=True, autoincrement=True)
@@ -19,4 +17,4 @@ class User(base):
 
     role = relationship('Role', back_populates='users')
 
-    orders = relationship('Order', back_populates='user')
\ No newline at end of file
+    orders = relationship('Order', back_populates='user')
diff --git a/app/main.py b/app/main.py
index e69de29..5c3618e 100644
--- a/app/main.py
+++ b/app/main.py
@@ -0,0 +1,9 @@
+from fastapi import FastAPI
+from app.infrastructure.fastapi import routes
+from app.infrastructure.database.database import init_db
+
+app = FastAPI()
+
+init_db()  # Инициализация базы данных
+
+# app.include_router(routes.router)
\ No newline at end of file