diff --git a/app/api/core/dependencies/dependencies.py b/app/api/core/dependencies/dependencies.py
new file mode 100644
index 0000000..1ba6818
--- /dev/null
+++ b/app/api/core/dependencies/dependencies.py
@@ -0,0 +1,8 @@
+from app.api.db.database import SessionLocal
+
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()
\ No newline at end of file
diff --git a/app/api/core/middleware/activity_tracker.py b/app/api/core/middleware/activity_tracker.py
new file mode 100644
index 0000000..a55b82c
--- /dev/null
+++ b/app/api/core/middleware/activity_tracker.py
@@ -0,0 +1,16 @@
+import time
+from starlette.middleware.base import BaseHTTPMiddleware
+from loguru import logger
+
+class ActivityTrackerMiddleware(BaseHTTPMiddleware):
+    async def dispatch(self, request, call_next):
+        start_time = time.time()
+        method = request.method
+        url = str(request.url)
+
+        response = await call_next(request)
+        process_time = time.time() - start_time
+
+        logger.info(f"{method} {url} - {process_time:.6f} seconds")
+
+        return response
\ No newline at end of file
diff --git a/app/api/db/database.py b/app/api/db/database.py
new file mode 100644
index 0000000..5629890
--- /dev/null
+++ b/app/api/db/database.py
@@ -0,0 +1,11 @@
+from sqlalchemy import create_engine
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+
+SQLALCHEMY_DATABASE_URL = "sqlite:///./task_management.db"
+
+engine = create_engine(
+    SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+Base = declarative_base()
\ No newline at end of file
diff --git a/app/api/v1/models/and.py b/app/api/v1/models/and.py
new file mode 100644
index 0000000..942a713
--- /dev/null
+++ b/app/api/v1/models/and.py
@@ -0,0 +1,13 @@
+from sqlalchemy import Column, Integer, String, ForeignKey
+from sqlalchemy.orm import relationship
+from app.api.db.database import Base
+
+class And(Base):
+    __tablename__ = "ands"
+
+    id = Column(Integer, primary_key=True, index=True)
+    name = Column(String, index=True)
+    description = Column(String, nullable=True)
+    task_id = Column(Integer, ForeignKey("tasks.id"))
+
+    task = relationship("Task", back_populates="ands")
\ No newline at end of file
diff --git a/app/api/v1/models/teams.py b/app/api/v1/models/teams.py
new file mode 100644
index 0000000..bb2295f
--- /dev/null
+++ b/app/api/v1/models/teams.py
@@ -0,0 +1,9 @@
+from sqlalchemy import Column, Integer, String
+from app.api.db.database import Base
+
+class Teams(Base):
+    __tablename__ = "teams"
+
+    id = Column(Integer, primary_key=True, index=True)
+    name = Column(String, unique=True, index=True)
+    description = Column(String)
\ No newline at end of file
diff --git a/app/api/v1/models/user.py b/app/api/v1/models/user.py
new file mode 100644
index 0000000..03dadc7
--- /dev/null
+++ b/app/api/v1/models/user.py
@@ -0,0 +1,12 @@
+from sqlalchemy import Column, Integer, String, Boolean
+from app.api.db.database import Base
+
+class User(Base):
+    __tablename__ = "users"
+
+    id = Column(Integer, primary_key=True, index=True)
+    username = Column(String, unique=True, index=True)
+    email = Column(String, unique=True, index=True)
+    password = Column(String)
+    is_active = Column(Boolean, default=True)
+    is_admin = Column(Boolean, default=False)
\ No newline at end of file
diff --git a/app/api/v1/routes/__init__.py b/app/api/v1/routes/__init__.py
index e69de29..0e93d68 100644
--- a/app/api/v1/routes/__init__.py
+++ b/app/api/v1/routes/__init__.py
@@ -0,0 +1,9 @@
+from fastapi import APIRouter
+
+from .teams import router as teams_router
+from .user import router as user_router
+
+router = APIRouter()
+
+router.include_router(teams_router, prefix="/teams", tags=["teams"])
+router.include_router(user_router, prefix="/users", tags=["users"])
\ No newline at end of file
diff --git a/app/api/v1/routes/and.py b/app/api/v1/routes/and.py
new file mode 100644
index 0000000..01af1d9
--- /dev/null
+++ b/app/api/v1/routes/and.py
@@ -0,0 +1,28 @@
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+
+from app.api.v1.models.and import And
+from app.api.v1.schemas.and import AndCreate, AndOut
+from app.api.core.dependencies.dependencies import get_db
+
+router = APIRouter()
+
+@router.get("/ands", response_model=list[AndOut])
+def read_ands(db: Session = Depends(get_db)):
+    ands = db.query(And).all()
+    return ands
+
+@router.post("/ands", response_model=AndOut)
+def create_and(and_in: AndCreate, db: Session = Depends(get_db)):
+    and_data = And(**and_in.dict())
+    db.add(and_data)
+    db.commit()
+    db.refresh(and_data)
+    return and_data
+
+@router.get("/ands/{id}", response_model=AndOut)
+def read_and(id: int, db: Session = Depends(get_db)):
+    and_data = db.query(And).get(id)
+    if not and_data:
+        raise HTTPException(status_code=404, detail="And not found")
+    return and_data
\ No newline at end of file
diff --git a/app/api/v1/routes/teams.py b/app/api/v1/routes/teams.py
new file mode 100644
index 0000000..acbbf28
--- /dev/null
+++ b/app/api/v1/routes/teams.py
@@ -0,0 +1,28 @@
+from typing import List
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+
+from app.api.v1.models.teams import Teams
+from app.api.v1.schemas.teams import TeamsCreate, TeamsResponse
+from app.api.core.dependencies.dependencies import get_db
+
+router = APIRouter()
+
+@router.get("/teamss", response_model=List[TeamsResponse])
+def read_teamss(db: Session = Depends(get_db)):
+    return db.query(Teams).all()
+
+@router.post("/teamss", response_model=TeamsResponse)
+def create_teams(teams: TeamsCreate, db: Session = Depends(get_db)):
+    db_teams = Teams(**teams.dict())
+    db.add(db_teams)
+    db.commit()
+    db.refresh(db_teams)
+    return db_teams
+
+@router.get("/teamss/{id}", response_model=TeamsResponse)
+def read_teams(id: int, db: Session = Depends(get_db)):
+    db_teams = db.query(Teams).get(id)
+    if not db_teams:
+        raise HTTPException(status_code=404, detail="Teams not found")
+    return db_teams
\ No newline at end of file
diff --git a/app/api/v1/routes/user.py b/app/api/v1/routes/user.py
new file mode 100644
index 0000000..85cb192
--- /dev/null
+++ b/app/api/v1/routes/user.py
@@ -0,0 +1,29 @@
+from typing import List
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+
+from app.api.v1.models.user import User
+from app.api.v1.schemas.user import UserCreate, UserResponse
+from app.api.core.dependencies.dependencies import get_db
+
+router = APIRouter()
+
+@router.get("/users", response_model=List[UserResponse])
+def read_users(db: Session = Depends(get_db)):
+    users = db.query(User).all()
+    return users
+
+@router.post("/users", response_model=UserResponse)
+def create_user(user: UserCreate, db: Session = Depends(get_db)):
+    db_user = User(**user.dict())
+    db.add(db_user)
+    db.commit()
+    db.refresh(db_user)
+    return db_user
+
+@router.get("/users/{user_id}", response_model=UserResponse)
+def read_user(user_id: int, db: Session = Depends(get_db)):
+    db_user = db.query(User).filter(User.id == user_id).first()
+    if not db_user:
+        raise HTTPException(status_code=404, detail="User not found")
+    return db_user
\ No newline at end of file
diff --git a/app/api/v1/schemas/and.py b/app/api/v1/schemas/and.py
new file mode 100644
index 0000000..7ed1361
--- /dev/null
+++ b/app/api/v1/schemas/and.py
@@ -0,0 +1,13 @@
+from pydantic import BaseModel
+
+class AndBase(BaseModel):
+    pass
+
+class AndCreate(AndBase):
+    pass
+
+class And(AndBase):
+    id: int
+
+    class Config:
+        orm_mode = True
\ No newline at end of file
diff --git a/app/api/v1/schemas/teams.py b/app/api/v1/schemas/teams.py
new file mode 100644
index 0000000..db3f33f
--- /dev/null
+++ b/app/api/v1/schemas/teams.py
@@ -0,0 +1,13 @@
+from pydantic import BaseModel
+
+class TeamsCreate(BaseModel):
+    name: str
+    description: str | None = None
+
+class Teams(BaseModel):
+    id: int
+    name: str
+    description: str | None = None
+
+    class Config:
+        orm_mode = True
\ No newline at end of file
diff --git a/app/api/v1/schemas/user.py b/app/api/v1/schemas/user.py
new file mode 100644
index 0000000..fae7cc5
--- /dev/null
+++ b/app/api/v1/schemas/user.py
@@ -0,0 +1,18 @@
+from typing import Optional
+from pydantic import BaseModel, EmailStr
+
+class UserBase(BaseModel):
+    email: Optional[EmailStr] = None
+    is_active: Optional[bool] = True
+    is_superuser: bool = False
+    full_name: Optional[str] = None
+
+class UserCreate(UserBase):
+    email: EmailStr
+    password: str
+
+class User(UserBase):
+    id: int
+
+    class Config:
+        orm_mode = True
\ No newline at end of file
diff --git a/main.py b/main.py
index dca5c44..b4c74ab 100644
--- a/main.py
+++ b/main.py
@@ -1,7 +1,12 @@
 from fastapi import FastAPI
+from app.api.db.database import engine, Base
+from app.api.v1.routes import router as v1_router
+from app.api.core.middleware.activity_tracker import ActivityTrackerMiddleware
 
-app = FastAPI(title="Generated Backend")
+app = FastAPI()
 
-@app.get("/")
-def read_root():
-    return {"message": "Welcome to the generated backend"}
\ No newline at end of file
+Base.metadata.create_all(bind=engine)
+
+app.include_router(v1_router, prefix="/v1")
+
+app.add_middleware(ActivityTrackerMiddleware)
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index a70e8ac..5dcc60d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1 @@
-fastapi
-uvicorn
-sqlalchemy
-pydantic
\ No newline at end of file
+# No valid code generated