diff --git a/api/Dockerfile b/api/Dockerfile
new file mode 100644
index 0000000..d59ad33
--- /dev/null
+++ b/api/Dockerfile
@@ -0,0 +1,16 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Instalar dependencias del sistema necesarias para PostgreSQL y manejo de imágenes
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    libpq-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+CMD ["python", "run.py"]
\ No newline at end of file
diff --git a/api/app/commands.py b/api/app/commands.py
new file mode 100644
index 0000000..4dfaa3b
--- /dev/null
+++ b/api/app/commands.py
@@ -0,0 +1,139 @@
+import click
+from flask.cli import with_appcontext
+from app.database import db
+from app.models import Role, User
+from app.models.biometria import (
+    Persona, OrigenHuella, TiposF, Subclasificacion, 
+    Huella, PuntoCaracteristico, HuellaPuntoCaracteristico, FichaClasificacion
+)
+from datetime import datetime
+
+@click.command(name="seed") # Definimos explícitamente el nombre del comando CLI
+@with_appcontext
+def seed_db():
+    """Siembra de roles, usuarios administrativos y datos iniciales del S.I.P"""
+    click.echo("Iniciando el sembrado de datos en PostgreSQL...")
+    
+    # ---------------------------------------------------------
+    # [ROLES Y USUARIOS]
+    # ---------------------------------------------------------
+    admin_role = Role.query.filter_by(name='admin').first()
+    if not admin_role:
+        admin_role = Role(name='admin', permissions=['read:users', 'write:users', 'manage:biometria'])
+        db.session.add(admin_role)
+        db.session.commit()
+
+    investigador_role = Role.query.filter_by(name='investigador').first()
+    if not investigador_role:
+        investigador_role = Role(name='investigador', permissions=['manage:biometria'])
+        db.session.add(investigador_role)
+        db.session.commit()
+
+    admin_user = User.query.filter_by(username='admin_root').first()
+    if not admin_user:
+        admin_user = User(username='admin_root', email='admin@uader.edu.ar', role_id=admin_role.id)
+        admin_user.set_password('admin1234')
+        db.session.add(admin_user)
+        db.session.commit()
+
+    investigador_user = User.query.filter_by(username='investigador_demo').first()
+    if not investigador_user:
+        investigador_user = User(username='investigador_demo', email='investigador@uader.edu.ar', role_id=investigador_role.id)
+        investigador_user.set_password('investigador1234')
+        db.session.add(investigador_user)
+        db.session.commit()
+
+    # ---------------------------------------------------------
+    # 1. TABLA MAESTRA: PERSONAS
+    # ---------------------------------------------------------
+    if Persona.query.count() == 0:
+        personas_data = [
+            Persona(cod_id=1, cod_nombre='Juan Pérez', fecha_nacimiento=datetime.strptime('1990-05-20', '%Y-%m-%d').date(), sexo='M'),
+            Persona(cod_id=2, cod_nombre='Ana Gómez', fecha_nacimiento=datetime.strptime('1985-12-01', '%Y-%m-%d').date(), sexo='F'),
+            Persona(cod_id=3, cod_nombre='Carlos López', fecha_nacimiento=datetime.strptime('2000-07-15', '%Y-%m-%d').date(), sexo='M')
+        ]
+        db.session.bulk_save_objects(personas_data)
+
+    # ---------------------------------------------------------
+    # 2. TABLA MAESTRA: ORIGEN DE HUELLAS
+    # ---------------------------------------------------------
+    if OrigenHuella.query.count() == 0:
+        origenes_data = [
+            OrigenHuella(id=1, descripcion='Índice derecho', lado='derecho'),
+            OrigenHuella(id=2, descripcion='Índice izquierdo', lado='izquierdo'),
+            OrigenHuella(id=3, descripcion='Pulgar derecho', lado='derecho')
+        ]
+        db.session.bulk_save_objects(origenes_data)
+
+    # ---------------------------------------------------------
+    # 3. TABLA MAESTRA: TIPOS F
+    # ---------------------------------------------------------
+    if TiposF.query.count() == 0:
+        tipos_data = [
+            TiposF(id=1, nombre='Arco', descripcion='Huella en forma de arco', foto=None),
+            TiposF(id=2, nombre='Presilla', descripcion='Huella en forma de presilla', foto=None),
+            TiposF(id=3, nombre='Verticilo', descripcion='Huella en forma de espiral', foto=None)
+        ]
+        db.session.bulk_save_objects(tipos_data)
+        db.session.commit() 
+
+    # ---------------------------------------------------------
+    # 4. SUBTABLA DEPENDIENTE: SUBCLASIFICACIÓN
+    # ---------------------------------------------------------
+    if Subclasificacion.query.count() == 0:
+        sub_data = [
+            Subclasificacion(id=1, nombre='Arco simple', tipo_f_id=1),
+            Subclasificacion(id=2, nombre='Presilla derecha', tipo_f_id=2),
+            Subclasificacion(id=3, nombre='Verticilo central', tipo_f_id=3)
+        ]
+        db.session.bulk_save_objects(sub_data)
+
+    # ---------------------------------------------------------
+    # 5. TABLA MAESTRA: PUNTOS CARACTERÍSTICOS
+    # ---------------------------------------------------------
+    if PuntoCaracteristico.query.count() == 0:
+        puntos_data = [
+            PuntoCaracteristico(id=1, nombre='Bifurcación', foto=None),
+            PuntoCaracteristico(id=2, nombre='Final de cresta', foto=None),
+            PuntoCaracteristico(id=3, nombre='Punto de isla', foto=None)
+        ]
+        db.session.bulk_save_objects(puntos_data)
+
+    db.session.commit() 
+
+    # ---------------------------------------------------------
+    # 6. NÚCLEO BIOMÉTRICO: HUELLAS
+    # ---------------------------------------------------------
+    if Huella.query.count() == 0:
+        huellas_data = [
+            Huella(id=1, descripcion='Huella digital clara', origen_hd='Escáner', foto=None, persona_cod_id=1, origen_huella_id=1),
+            Huella(id=2, descripcion='Huella con ligera distorsión', origen_hd='Tinta', foto=None, persona_cod_id=2, origen_huella_id=2),
+            Huella(id=3, descripcion='Huella poco definida', origen_hd='Escáner', foto=None, persona_cod_id=3, origen_huella_id=3)
+        ]
+        db.session.bulk_save_objects(huellas_data)
+        db.session.commit()
+
+    # ---------------------------------------------------------
+    # 7. TABLA PIVOTE: HUELLA / PUNTOS
+    # ---------------------------------------------------------
+    if HuellaPuntoCaracteristico.query.count() == 0:
+        coordenadas_data = [
+            HuellaPuntoCaracteristico(huella_id=1, punto_id=1, x=12.345678, y=45.678912, angulo=30.00),
+            HuellaPuntoCaracteristico(huella_id=1, punto_id=2, x=15.111111, y=50.222222, angulo=45.00),
+            HuellaPuntoCaracteristico(huella_id=2, punto_id=3, x=20.333333, y=60.444444, angulo=60.00)
+        ]
+        db.session.bulk_save_objects(coordenadas_data)
+
+    # ---------------------------------------------------------
+    # 8. FICHA DE CLASIFICACIÓN
+    # ---------------------------------------------------------
+    if FichaClasificacion.query.count() == 0:
+        fichas_data = [
+            FichaClasificacion(id=1, huella_id=1, subclasificacion_id=1, tipos_f_id=1, fecha=datetime.strptime('2025-09-30', '%Y-%m-%d').date()),
+            FichaClasificacion(id=2, huella_id=2, subclasificacion_id=2, tipos_f_id=2, fecha=datetime.strptime('2025-09-30', '%Y-%m-%d').date()),
+            FichaClasificacion(id=3, huella_id=3, subclasificacion_id=3, tipos_f_id=3, fecha=datetime.strptime('2025-09-30', '%Y-%m-%d').date())
+        ]
+        db.session.bulk_save_objects(fichas_data)
+
+    db.session.commit()
+    click.echo("¡Base de datos del S.I.P sembrada e integrada al 100%!")
\ No newline at end of file
diff --git a/api/app/config.py b/api/app/config.py
new file mode 100644
index 0000000..e69de29
diff --git a/api/app/database.py b/api/app/database.py
new file mode 100644
index 0000000..de1947d
--- /dev/null
+++ b/api/app/database.py
@@ -0,0 +1,5 @@
+from flask_sqlalchemy import SQLAlchemy
+from flask_migrate import Migrate
+
+db = SQLAlchemy()
+migrate = Migrate()
\ No newline at end of file
diff --git a/api/app/middlewares/auth_middleware.py b/api/app/middlewares/auth_middleware.py
new file mode 100644
index 0000000..d5a1868
--- /dev/null
+++ b/api/app/middlewares/auth_middleware.py
@@ -0,0 +1,33 @@
+from functools import wraps
+from flask import request, jsonify
+import jwt
+import os
+
+def token_required(f):
+    @wraps(f)
+    def decorated(*args, **kwargs):
+        # ⬇️ MOVE DE ACÁ LA IMPORTACIÓN DEL MODELO ⬇️
+        from app.models.user import User 
+        
+        token = request.headers.get('Authorization')
+        if not token:
+            return jsonify({'message': 'Token faltante'}), 401
+        try:
+            token = token.split(" ")[1] if " " in token else token
+            data = jwt.decode(token, os.environ.get('JWT_SECRET_KEY'), algorithms=["HS256"])
+            current_user = User.query.get(data['user_id'])
+        except Exception as e:
+            return jsonify({'message': 'Token inválido o expirado'}), 401
+        
+        return f(current_user, *args, **kwargs)
+    return decorated
+
+def has_permission(required_permission):
+    def decorator(f):
+        @wraps(f)
+        def decorated_function(current_user, *args, **kwargs):
+            if not current_user.role or required_permission not in current_user.role.permissions:
+                return jsonify({'message': 'No tenés permisos para realizar esta acción'}), 403
+            return f(current_user, *args, **kwargs)
+        return decorated_function
+    return decorator
\ No newline at end of file
diff --git a/api/app/models/__init__.py b/api/app/models/__init__.py
new file mode 100644
index 0000000..1827f20
--- /dev/null
+++ b/api/app/models/__init__.py
@@ -0,0 +1,12 @@
+# api/app/models/__init__.py
+from app.models.user import User, Role
+from app.models.biometria import (
+    Persona, OrigenHuella, TiposF, Subclasificacion, 
+    Huella, PuntoCaracteristico, HuellaPuntoCaracteristico, FichaClasificacion
+)
+
+__all__ = [
+    'User', 'Role', 'Persona', 'OrigenHuella', 'TiposF', 
+    'Subclasificacion', 'Huella', 'PuntoCaracteristico', 
+    'HuellaPuntoCaracteristico', 'FichaClasificacion'
+]
\ No newline at end of file
diff --git a/api/app/models/biometria.py b/api/app/models/biometria.py
new file mode 100644
index 0000000..55e96f4
--- /dev/null
+++ b/api/app/models/biometria.py
@@ -0,0 +1,92 @@
+from app.database import db
+
+class Persona(db.Model):
+    __tablename__ = 'personas'
+
+    cod_id = db.Column(db.Integer, primary_key=True)
+    cod_nombre = db.Column(db.String(255), nullable=False)
+    fecha_nacimiento = db.Column(db.Date, nullable=True)
+    sexo = db.Column(db.String(1), nullable=True)  # 'M', 'F' u otros
+
+    # Relación inversa: Una persona puede tener varias huellas registradas
+    huellas = db.relationship('Huella', backref='persona', cascade='all, delete-orphan', lazy=True)
+
+
+class OrigenHuella(db.Model):
+    __tablename__ = 'origen_huellas'
+
+    id = db.Column(db.Integer, primary_key=True)
+    descripcion = db.Column(db.String(255), nullable=False)  # Ej: Índice, pulgar
+    lado = db.Column(db.String(50), nullable=True)         # Ej: Derecho, izquierdo
+
+    huellas = db.relationship('Huella', backref='origen', lazy=True)
+
+#Tipo fundamental para la clasificación dactilar, con relaciones a subclasificaciones y fichas de clasificación
+class TiposF(db.Model):
+    __tablename__ = 'tipos_f'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    nombre = db.Column(db.String(255), nullable=False)       # Ej: Arco, Presilla, Verticilo
+    foto = db.Column(db.LargeBinary, nullable=True)           # Almacenamiento binario eficiente en Postgres
+    descripcion = db.Column(db.Text, nullable=True)
+
+    subclasificaciones = db.relationship('Subclasificacion', backref='tipo_f', lazy=True)
+    fichas = db.relationship('FichaClasificacion', backref='tipo_f', lazy=True)
+
+
+class Subclasificacion(db.Model):
+    __tablename__ = 'subclasificaciones'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    nombre = db.Column(db.String(255), nullable=False)       # Ej: Arco simple, Presilla derecha
+    tipo_f_id = db.Column(db.Integer, db.ForeignKey('tipos_f.id', ondelete='RESTRICT'), nullable=False)
+
+    fichas = db.relationship('FichaClasificacion', backref='subclasificacion', lazy=True)
+
+
+class Huella(db.Model):
+    __tablename__ = 'huellas'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    descripcion = db.Column(db.String(255), nullable=True)
+    origen_hd = db.Column(db.String(255), nullable=True)     # Ej: Escáner, Tinta
+    foto = db.Column(db.LargeBinary, nullable=True)           # Imagen de la huella dactilar (Fichero RAW/WSQ)
+    persona_cod_id = db.Column(db.Integer, db.ForeignKey('personas.cod_id', ondelete='CASCADE'), nullable=False)
+    origen_huella_id = db.Column(db.Integer, db.ForeignKey('origen_huellas.id', ondelete='RESTRICT'), nullable=False)
+
+    # Relaciones Muchos a Muchos mediante tabla intermedia con atributos compuestos
+    puntos_caracteristicos = db.relationship('HuellaPuntoCaracteristico', backref='huella', cascade='all, delete-orphan', lazy=True)
+    fichas = db.relationship('FichaClasificacion', backref='huella', cascade='all, delete-orphan', lazy=True)
+
+
+class PuntoCaracteristico(db.Model):
+    __tablename__ = 'puntos_caracteristicos'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    nombre = db.Column(db.String(255), nullable=False)       # Ej: Bifurcación, Final de cresta
+    foto = db.Column(db.LargeBinary, nullable=True)           # Gráfico patrón del punto
+
+    huellas_asociadas = db.relationship('HuellaPuntoCaracteristico', backref='punto', cascade='all, delete-orphan', lazy=True)
+
+
+class HuellaPuntoCaracteristico(db.Model):
+    """ Tabla pivote relacional con atributos de coordenadas geo-espaciales (X, Y) y ángulo de la minucia """
+    __tablename__ = 'huella_punto_caracteristico'
+
+    huella_id = db.Column(db.Integer, db.ForeignKey('huellas.id', ondelete='CASCADE'), primary_key=True)
+    punto_id = db.Column(db.Integer, db.ForeignKey('puntos_caracteristicos.id', ondelete='CASCADE'), primary_key=True)
+    
+    # Coordenadas numéricas precisas para algoritmos de correspondencia (Matching)
+    x = db.Column(db.Numeric(10, 6), nullable=False)
+    y = db.Column(db.Numeric(10, 6), nullable=False)
+    angulo = db.Column(db.Numeric(5, 2), nullable=False)
+
+
+class FichaClasificacion(db.Model):
+    __tablename__ = 'fichas_clasificacion'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    huella_id = db.Column(db.Integer, db.ForeignKey('huellas.id', ondelete='CASCADE'), nullable=False)
+    subclasificacion_id = db.Column(db.Integer, db.ForeignKey('subclasificaciones.id', ondelete='RESTRICT'), nullable=False)
+    tipos_f_id = db.Column(db.Integer, db.ForeignKey('tipos_f.id', ondelete='RESTRICT'), nullable=False)
+    fecha = db.Column(db.Date, nullable=False, default=db.func.current_date())
\ No newline at end of file
diff --git a/api/app/models/fingerprint.py b/api/app/models/fingerprint.py
new file mode 100644
index 0000000..296dbb1
--- /dev/null
+++ b/api/app/models/fingerprint.py
@@ -0,0 +1,23 @@
+from flask import Blueprint, request, jsonify
+from app.database import db
+from app.models.fingerprint import Fingerprint # Asumiendo que creás este modelo
+from app.middlewares.auth_middleware import token_required, has_permission
+
+fingerprints_bp = Blueprint('fingerprints', __name__)
+
+@fingerprints_bp.route('/api/fingerprints', methods=['POST'])
+@token_required
+@has_permission('write:fingerprints')
+def register_fingerprint(current_user):
+    data = request.get_json()
+    
+    # Lógica de persistencia equivalente a: Fingerprint::create([...])
+    new_print = Fingerprint(
+        patient_id=data.get('patient_id'),
+        image_path=data.get('image_path'), # Ruta local o S3
+        researcher_id=current_user.id
+    )
+    db.session.add(new_print)
+    db.session.commit()
+    
+    return jsonify({'status': 'Huella registrada con éxito', 'id': new_print.id}), 21
\ No newline at end of file
diff --git a/api/app/models/report.py b/api/app/models/report.py
new file mode 100644
index 0000000..e69de29
diff --git a/api/app/models/user.py b/api/app/models/user.py
new file mode 100644
index 0000000..637fb94
--- /dev/null
+++ b/api/app/models/user.py
@@ -0,0 +1,33 @@
+from app.database import db
+import bcrypt
+
+class Role(db.Model):
+    __tablename__ = 'roles'
+    id = db.Column(db.Integer, primary_key=True)
+    name = db.Column(db.String(50), unique=True, nullable=False)
+    permissions = db.Column(db.JSON, nullable=False)
+
+    users = db.relationship('User', backref='role', lazy=True)
+
+class User(db.Model):
+    __tablename__ = 'users'
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(80), unique=True, nullable=False)
+    email = db.Column(db.String(120), unique=True, nullable=False)
+    password_hash = db.Column(db.String(128), nullable=False)
+    role_id = db.Column(db.Integer, db.ForeignKey('roles.id'), nullable=True)
+
+    def set_password(self, password):
+        self.password_hash = bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt()).decode('utf-8')
+
+    def check_password(self, password):
+        return bcrypt.checkpw(password.encode('utf-8'), self.password_hash.encode('utf-8'))
+    
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'username': self.username,
+            'email': self.email,
+            'role': self.role.name if self.role else None,
+            'permissions': self.role.permissions if self.role else []
+        }
\ No newline at end of file
diff --git a/api/app/routes/__init__.py b/api/app/routes/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/api/app/routes/auth.py b/api/app/routes/auth.py
new file mode 100644
index 0000000..b5e5373
--- /dev/null
+++ b/api/app/routes/auth.py
@@ -0,0 +1,69 @@
+from flask import Blueprint, request, jsonify
+from app.database import db
+# ⬇️ Cambiamos esta línea para importar desde el módulo raíz de modelos ⬇️
+from app.models import User, Role 
+from app.middlewares.auth_middleware import token_required
+import jwt
+import datetime
+import os
+
+# (El resto del código del archivo auth.py queda exactamente igual)
+
+auth_bp = Blueprint('auth', __name__)
+
+@auth_bp.route('/register', methods=['POST'])
+def register():
+    data = request.get_json()
+    
+    if not data or not data.get('username') or not data.get('password') or not data.get('email'):
+        return jsonify({'message': 'Datos incompletos'}), 400
+        
+    if User.query.filter((User.username == data['username']) | (User.email == data['email'])).first():
+        return jsonify({'message': 'El usuario o email ya existe'}), 400
+
+    # Asignar un rol por defecto si no se especifica (ej: el ID del rol investigador)
+    default_role = Role.query.filter_by(name='investigador').first()
+
+    new_user = User(
+        username=data['username'],
+        email=data['email'],
+        role_id=default_role.id if default_role else None
+    )
+    new_user.set_password(data['password'])
+    
+    db.session.add(new_user)
+    db.session.commit()
+    
+    return jsonify({'message': 'Usuario registrado con éxito'}), 201
+
+
+@auth_bp.route('/login', methods=['POST'])
+def login():
+    data = request.get_json()
+    
+    if not data or not data.get('username') or not data.get('password'):
+        return jsonify({'message': 'Credenciales requeridas'}), 400
+        
+    user = User.query.filter_by(username=data['username']).first()
+    
+    if not user or not user.check_password(data['password']):
+        return jsonify({'message': 'Usuario o contraseña incorrectos'}), 401
+    
+    # Generación del JWT Token
+    payload = {
+        'user_id': user.id,
+        'exp': datetime.datetime.utcnow() + datetime.timedelta(hours=2)
+    }
+    token = jwt.encode(payload, os.environ.get('JWT_SECRET_KEY', 'secret'), algorithm='HS256')
+    
+    return jsonify({
+        'token': token,
+        'user': user.to_dict()
+    }), 200
+
+
+@auth_bp.route('/me', methods=['GET'])
+@token_required
+def me(current_user):
+    # 'current_user' es inyectado automáticamente por nuestro middleware 'token_required'
+    return jsonify(current_user.to_dict()), 200
\ No newline at end of file
diff --git a/api/app/routes/fingerprints.py b/api/app/routes/fingerprints.py
new file mode 100644
index 0000000..e69de29
diff --git a/api/app/routes/reports.py b/api/app/routes/reports.py
new file mode 100644
index 0000000..e69de29
diff --git a/api/app/routes/roles.py b/api/app/routes/roles.py
new file mode 100644
index 0000000..b9798ec
--- /dev/null
+++ b/api/app/routes/roles.py
@@ -0,0 +1,60 @@
+from flask import Blueprint, request, jsonify
+from app.database import db
+from app.models.user import Role
+from app.middlewares.auth_middleware import token_required, has_permission
+
+roles_bp = Blueprint('roles', __name__)
+
+# INDEX: Listar todos los roles
+@roles_bp.route('/roles', methods=['GET'])
+@token_required
+@has_permission('read:users') # Permiso administrativo general
+def index(current_user):
+    roles = Role.query.all()
+    return jsonify([{'id': r.id, 'name': r.name, 'permissions': r.permissions} for r in roles]), 200
+
+# STORE: Crear un nuevo rol
+@roles_bp.route('/roles', methods=['POST'])
+@token_required
+@has_permission('write:users')
+def store(current_user):
+    data = request.get_json()
+    if not data or not data.get('name') or not data.get('permissions'):
+        return jsonify({'message': 'Datos incompletos'}), 400
+
+    if Role.query.filter_by(name=data['name']).first():
+        return jsonify({'message': 'El rol ya existe'}), 400
+
+    new_role = Role(name=data['name'], permissions=data['permissions']) # Recibe lista de strings
+    db.session.add(new_role)
+    db.session.commit()
+    return jsonify({'message': 'Rol creado con éxito', 'id': new_role.id}), 201
+
+# UPDATE: Modificar un rol existente
+@roles_bp.route('/roles/<int:id>', methods=['PUT'])
+@token_required
+@has_permission('write:users')
+def update(current_user, id):
+    role = Role.query.get_or_404(id)
+    data = request.get_json()
+
+    role.name = data.get('name', role.name)
+    role.permissions = data.get('permissions', role.permissions)
+
+    db.session.commit()
+    return jsonify({'message': 'Rol actualizado con éxito'}), 200
+
+# DESTROY: Eliminar un rol
+@roles_bp.route('/roles/<int:id>', methods=['DELETE'])
+@token_required
+@has_permission('write:users')
+def destroy(current_user, id):
+    role = Role.query.get_or_404(id)
+    
+    # Evitar romper restricciones de clave foránea si hay usuarios usándolo
+    if len(role.users) > 0:
+        return jsonify({'message': 'No se puede eliminar un rol asignado a usuarios activos'}), 400
+
+    db.session.delete(role)
+    db.session.commit()
+    return jsonify({'message': 'Rol eliminado con éxito'}), 200
\ No newline at end of file
diff --git a/api/app/routes/users.py b/api/app/routes/users.py
new file mode 100644
index 0000000..5de1fe0
--- /dev/null
+++ b/api/app/routes/users.py
@@ -0,0 +1,12 @@
+from flask import Blueprint, jsonify
+from app.models import User
+from app.middlewares.auth_middleware import token_required, has_permission
+
+users_bp = Blueprint('users', __name__)
+
+@users_bp.route('/users', methods=['GET'])
+@token_required
+@has_permission('read:users')
+def index(current_user):
+    users = User.query.all()
+    return jsonify([user.to_dict() for user in users]), 200
\ No newline at end of file
diff --git a/api/migrations/README b/api/migrations/README
new file mode 100644
index 0000000..0e04844
--- /dev/null
+++ b/api/migrations/README
@@ -0,0 +1 @@
+Single-database configuration for Flask.
diff --git a/api/migrations/alembic.ini b/api/migrations/alembic.ini
new file mode 100644
index 0000000..ec9d45c
--- /dev/null
+++ b/api/migrations/alembic.ini
@@ -0,0 +1,50 @@
+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic,flask_migrate
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[logger_flask_migrate]
+level = INFO
+handlers =
+qualname = flask_migrate
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S
diff --git a/api/migrations/env.py b/api/migrations/env.py
new file mode 100644
index 0000000..4c97092
--- /dev/null
+++ b/api/migrations/env.py
@@ -0,0 +1,113 @@
+import logging
+from logging.config import fileConfig
+
+from flask import current_app
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+
+def get_engine():
+    try:
+        # this works with Flask-SQLAlchemy<3 and Alchemical
+        return current_app.extensions['migrate'].db.get_engine()
+    except (TypeError, AttributeError):
+        # this works with Flask-SQLAlchemy>=3
+        return current_app.extensions['migrate'].db.engine
+
+
+def get_engine_url():
+    try:
+        return get_engine().url.render_as_string(hide_password=False).replace(
+            '%', '%%')
+    except AttributeError:
+        return str(get_engine().url).replace('%', '%%')
+
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+config.set_main_option('sqlalchemy.url', get_engine_url())
+target_db = current_app.extensions['migrate'].db
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def get_metadata():
+    if hasattr(target_db, 'metadatas'):
+        return target_db.metadatas[None]
+    return target_db.metadata
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url, target_metadata=get_metadata(), literal_binds=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    conf_args = current_app.extensions['migrate'].configure_args
+    if conf_args.get("process_revision_directives") is None:
+        conf_args["process_revision_directives"] = process_revision_directives
+
+    connectable = get_engine()
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection,
+            target_metadata=get_metadata(),
+            **conf_args
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()
diff --git a/api/migrations/script.py.mako b/api/migrations/script.py.mako
new file mode 100644
index 0000000..2c01563
--- /dev/null
+++ b/api/migrations/script.py.mako
@@ -0,0 +1,24 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+branch_labels = ${repr(branch_labels)}
+depends_on = ${repr(depends_on)}
+
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}
diff --git a/api/migrations/versions/04e47df0b26f_crear_tablas_iniciales.py b/api/migrations/versions/04e47df0b26f_crear_tablas_iniciales.py
new file mode 100644
index 0000000..fb38749
--- /dev/null
+++ b/api/migrations/versions/04e47df0b26f_crear_tablas_iniciales.py
@@ -0,0 +1,46 @@
+"""crear_tablas_iniciales
+
+Revision ID: 04e47df0b26f
+Revises: 
+Create Date: 2026-05-21 16:20:06.426487
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '04e47df0b26f'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('roles',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=50), nullable=False),
+    sa.Column('permissions', sa.JSON(), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('name')
+    )
+    op.create_table('users',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('username', sa.String(length=80), nullable=False),
+    sa.Column('email', sa.String(length=120), nullable=False),
+    sa.Column('password_hash', sa.String(length=128), nullable=False),
+    sa.Column('role_id', sa.Integer(), nullable=True),
+    sa.ForeignKeyConstraint(['role_id'], ['roles.id'], ),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('email'),
+    sa.UniqueConstraint('username')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('users')
+    op.drop_table('roles')
+    # ### end Alembic commands ###
diff --git a/api/migrations/versions/a946075b6c2c_migracion_sistema_papiloscopico.py b/api/migrations/versions/a946075b6c2c_migracion_sistema_papiloscopico.py
new file mode 100644
index 0000000..eac767e
--- /dev/null
+++ b/api/migrations/versions/a946075b6c2c_migracion_sistema_papiloscopico.py
@@ -0,0 +1,99 @@
+"""migracion_sistema_papiloscopico
+
+Revision ID: a946075b6c2c
+Revises: 04e47df0b26f
+Create Date: 2026-05-21 19:06:40.586192
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'a946075b6c2c'
+down_revision = '04e47df0b26f'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('origen_huellas',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('descripcion', sa.String(length=255), nullable=False),
+    sa.Column('lado', sa.String(length=50), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('personas',
+    sa.Column('cod_id', sa.Integer(), nullable=False),
+    sa.Column('cod_nombre', sa.String(length=255), nullable=False),
+    sa.Column('fecha_nacimiento', sa.Date(), nullable=True),
+    sa.Column('sexo', sa.String(length=1), nullable=True),
+    sa.PrimaryKeyConstraint('cod_id')
+    )
+    op.create_table('puntos_caracteristicos',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('nombre', sa.String(length=255), nullable=False),
+    sa.Column('foto', sa.LargeBinary(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('tipos_f',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('nombre', sa.String(length=255), nullable=False),
+    sa.Column('foto', sa.LargeBinary(), nullable=True),
+    sa.Column('descripcion', sa.Text(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('huellas',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('descripcion', sa.String(length=255), nullable=True),
+    sa.Column('origen_hd', sa.String(length=255), nullable=True),
+    sa.Column('foto', sa.LargeBinary(), nullable=True),
+    sa.Column('persona_cod_id', sa.Integer(), nullable=False),
+    sa.Column('origen_huella_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['origen_huella_id'], ['origen_huellas.id'], ondelete='RESTRICT'),
+    sa.ForeignKeyConstraint(['persona_cod_id'], ['personas.cod_id'], ondelete='CASCADE'),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('subclasificaciones',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('nombre', sa.String(length=255), nullable=False),
+    sa.Column('tipo_f_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['tipo_f_id'], ['tipos_f.id'], ondelete='RESTRICT'),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('fichas_clasificacion',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('huella_id', sa.Integer(), nullable=False),
+    sa.Column('subclasificacion_id', sa.Integer(), nullable=False),
+    sa.Column('tipos_f_id', sa.Integer(), nullable=False),
+    sa.Column('fecha', sa.Date(), nullable=False),
+    sa.ForeignKeyConstraint(['huella_id'], ['huellas.id'], ondelete='CASCADE'),
+    sa.ForeignKeyConstraint(['subclasificacion_id'], ['subclasificaciones.id'], ondelete='RESTRICT'),
+    sa.ForeignKeyConstraint(['tipos_f_id'], ['tipos_f.id'], ondelete='RESTRICT'),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('huella_punto_caracteristico',
+    sa.Column('huella_id', sa.Integer(), nullable=False),
+    sa.Column('punto_id', sa.Integer(), nullable=False),
+    sa.Column('x', sa.Numeric(precision=10, scale=6), nullable=False),
+    sa.Column('y', sa.Numeric(precision=10, scale=6), nullable=False),
+    sa.Column('angulo', sa.Numeric(precision=5, scale=2), nullable=False),
+    sa.ForeignKeyConstraint(['huella_id'], ['huellas.id'], ondelete='CASCADE'),
+    sa.ForeignKeyConstraint(['punto_id'], ['puntos_caracteristicos.id'], ondelete='CASCADE'),
+    sa.PrimaryKeyConstraint('huella_id', 'punto_id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('huella_punto_caracteristico')
+    op.drop_table('fichas_clasificacion')
+    op.drop_table('subclasificaciones')
+    op.drop_table('huellas')
+    op.drop_table('tipos_f')
+    op.drop_table('puntos_caracteristicos')
+    op.drop_table('personas')
+    op.drop_table('origen_huellas')
+    # ### end Alembic commands ###
diff --git a/api/requirements.txt b/api/requirements.txt
new file mode 100644
index 0000000..bd6c68d
--- /dev/null
+++ b/api/requirements.txt
@@ -0,0 +1,7 @@
+Flask==3.0.2
+Flask-SQLAlchemy==3.1.1
+Flask-Migrate==4.0.7
+psycopg2-binary==2.9.9
+PyJWT==2.8.0
+bcrypt==4.1.2
+Flask-CORS==4.0.0
\ No newline at end of file
diff --git a/api/run.py b/api/run.py
new file mode 100644
index 0000000..361b3fd
--- /dev/null
+++ b/api/run.py
@@ -0,0 +1,215 @@
+import click
+from flask import Flask
+from flask.cli import with_appcontext
+from flask_migrate import Migrate
+from datetime import datetime
+import os
+from flask_cors import CORS
+# Importamos la base de datos y los modelos del S.I.P
+from app.database import db
+from app.models import Role, User
+from app.models.biometria import (
+    Persona, OrigenHuella, TiposF, Subclasificacion, 
+    Huella, PuntoCaracteristico, HuellaPuntoCaracteristico, FichaClasificacion
+)
+
+# =========================================================
+# 1. COMANDO CLI DE CLICK (Configurado Correctamente)
+# =========================================================
+@click.command(name="seed")
+@with_appcontext
+def seed_db_command():
+    """Siembra de roles, usuarios administrativos y datos iniciales del S.I.P"""
+    click.echo("Iniciando el sembrado de datos en PostgreSQL...")
+    
+    # --- [ROLES Y USUARIOS] ---
+    admin_role = Role.query.filter_by(name='admin').first()
+    if not admin_role:
+        admin_role = Role(name='admin', permissions=['read:users', 'write:users', 'manage:biometria'])
+        db.session.add(admin_role)
+        db.session.commit()
+
+    investigador_role = Role.query.filter_by(name='investigador').first()
+    if not investigador_role:
+        investigador_role = Role(name='investigador', permissions=['manage:biometria'])
+        db.session.add(investigador_role)
+        db.session.commit()
+
+    admin_user = User.query.filter_by(username='admin_root').first()
+    if not admin_user:
+        admin_user = User(username='admin_root', email='admin@uader.edu.ar', role_id=admin_role.id)
+        admin_user.set_password('admin1234')
+        db.session.add(admin_user)
+        db.session.commit()
+
+    investigador_user = User.query.filter_by(username='investigador_demo').first()
+    if not investigador_user:
+        investigador_user = User(username='investigador_demo', email='investigador@uader.edu.ar', role_id=investigador_role.id)
+        investigador_user.set_password('investigador1234')
+        db.session.add(investigador_user)
+        db.session.commit()
+
+    # --- [1. PERSONAS] ---
+    if Persona.query.count() == 0:
+        personas_data = [
+            Persona(cod_id=1, cod_nombre='Juan Pérez', fecha_nacimiento=datetime.strptime('1990-05-20', '%Y-%m-%d').date(), sexo='M'),
+            Persona(cod_id=2, cod_nombre='Ana Gómez', fecha_nacimiento=datetime.strptime('1985-12-01', '%Y-%m-%d').date(), sexo='F'),
+            Persona(cod_id=3, cod_nombre='Carlos López', fecha_nacimiento=datetime.strptime('2000-07-15', '%Y-%m-%d').date(), sexo='M')
+        ]
+        db.session.bulk_save_objects(personas_data)
+
+    # --- [2. ORIGEN DE HUELLAS] ---
+    if OrigenHuella.query.count() == 0:
+        origenes_data = [
+            OrigenHuella(id=1, descripcion='Índice derecho', lado='derecho'),
+            OrigenHuella(id=2, descripcion='Índice izquierdo', lado='izquierdo'),
+            OrigenHuella(id=3, descripcion='Pulgar derecho', lado='derecho')
+        ]
+        db.session.bulk_save_objects(origenes_data)
+
+    # --- [3. TIPOS FUNDAMENTALES] ---
+    if TiposF.query.count() == 0:
+        tipos_data = [
+            TiposF(id=1, nombre='Arco', descripcion='Huella en forma de arco', foto=None),
+            TiposF(id=2, nombre='Presilla', descripcion='Huella en forma de presilla', foto=None),
+            TiposF(id=3, nombre='Verticilo', descripcion='Huella en forma de espiral', foto=None)
+        ]
+        db.session.bulk_save_objects(tipos_data)
+        db.session.commit() 
+
+    # --- [4. SUBCLASIFICACIONES] ---
+    if Subclasificacion.query.count() == 0:
+        sub_data = [
+            Subclasificacion(id=1, nombre='Arco simple', tipo_f_id=1),
+            Subclasificacion(id=2, nombre='Presilla derecha', tipo_f_id=2),
+            Subclasificacion(id=3, nombre='Verticilo central', tipo_f_id=3)
+        ]
+        db.session.bulk_save_objects(sub_data)
+
+    # --- [5. PUNTOS CARACTERÍSTICOS] ---
+    if PuntoCaracteristico.query.count() == 0:
+        puntos_data = [
+            PuntoCaracteristico(id=1, nombre='Bifurcación', foto=None),
+            PuntoCaracteristico(id=2, nombre='Final de cresta', foto=None),
+            PuntoCaracteristico(id=3, nombre='Punto de isla', foto=None)
+        ]
+        db.session.bulk_save_objects(puntos_data)
+
+    db.session.commit() 
+
+    # --- [6. HUELLAS] ---
+    if Huella.query.count() == 0:
+        huellas_data = [
+            Huella(id=1, descripcion='Huella digital clara', origen_hd='Escáner', foto=None, persona_cod_id=1, origen_huella_id=1),
+            Huella(id=2, descripcion='Huella con ligera distorsión', origen_hd='Tinta', foto=None, persona_cod_id=2, origen_huella_id=2),
+            Huella(id=3, descripcion='Huella poco definida', origen_hd='Escáner', foto=None, persona_cod_id=3, origen_huella_id=3)
+        ]
+        db.session.bulk_save_objects(huellas_data)
+        db.session.commit()
+
+    # --- [7. COORDENADAS PIVOTE] ---
+    if HuellaPuntoCaracteristico.query.count() == 0:
+        coordenadas_data = [
+            HuellaPuntoCaracteristico(huella_id=1, punto_id=1, x=12.345678, y=45.678912, angulo=30.00),
+            HuellaPuntoCaracteristico(huella_id=1, punto_id=2, x=15.111111, y=50.222222, angulo=45.00),
+            HuellaPuntoCaracteristico(huella_id=2, punto_id=3, x=20.333333, y=60.444444, angulo=60.00)
+        ]
+        db.session.bulk_save_objects(coordenadas_data)
+
+    # --- [8. FICHAS DE CLASIFICACIÓN] ---
+    if FichaClasificacion.query.count() == 0:
+        fichas_data = [
+            FichaClasificacion(id=1, huella_id=1, subclasificacion_id=1, tipos_f_id=1, fecha=datetime.strptime('2025-09-30', '%Y-%m-%d').date()),
+            FichaClasificacion(id=2, huella_id=2, subclasificacion_id=2, tipos_f_id=2, fecha=datetime.strptime('2025-09-30', '%Y-%m-%d').date()),
+            FichaClasificacion(id=3, huella_id=3, subclasificacion_id=3, tipos_f_id=3, fecha=datetime.strptime('2025-09-30', '%Y-%m-%d').date())
+        ]
+        db.session.bulk_save_objects(fichas_data)
+
+    db.session.commit()
+    click.echo("¡Base de datos del S.I.P sembrada e integrada al 100%!")
+
+
+# =========================================================
+# 2. FABRICA DE LA APLICACIÓN (Application Factory)
+# =========================================================
+
+
+def create_app():
+    app = Flask(__name__)
+
+    # 3. Inicialización de Flask-CORS agresiva a nivel de aplicación interna
+    CORS(app, resources={r"/*": {"origins": "*"}}, supports_credentials=True)
+
+    # 4. CAPA DE CONTROL ADICIONAL: Interceptor nativo de Preflight Checks
+    @app.after_request
+    def add_cors_headers(response):
+        # Permitimos cualquier origen de desarrollo (como tu puerto 8080)
+        response.headers["Access-Control-Allow-Origin"] = "*"
+        response.headers["Access-Control-Allow-Headers"] = "Content-Type,Authorization"
+        response.headers["Access-Control-Allow-Methods"] = "GET,POST,PUT,DELETE,OPTIONS"
+        return response
+
+    @app.before_request
+    def handle_options_directly():
+        from flask import make_response, request
+        # Si el navegador pregunta mediante OPTIONS, respondemos de inmediato con 200 OK 
+        # saltándonos cualquier validación posterior de rutas o Blueprints
+        if request.method.upper() == "OPTIONS":
+            response = make_response()
+            response.headers["Access-Control-Allow-Origin"] = "*"
+            response.headers["Access-Control-Allow-Headers"] = "Content-Type,Authorization"
+            response.headers["Access-Control-Allow-Methods"] = "GET,POST,PUT,DELETE,OPTIONS"
+            return response, 200
+
+    # Mapeo exacto de tu archivo .env de la raíz
+    POSTGRES_USER = os.getenv('POSTGRES_USER', 'admin')
+    POSTGRES_PASSWORD = os.getenv('POSTGRES_PASSWORD', 'secretpassword_2026_x8')
+    POSTGRES_DB = os.getenv('POSTGRES_DB', 'huellas_investigacion')
+    POSTGRES_HOST = os.getenv('POSTGRES_HOST', 'db')  # Cambiado a 'db' según tu .env
+    POSTGRES_PORT = os.getenv('POSTGRES_PORT', '5432')
+
+    # Reconstruimos la URI de forma segura en Python para evitar fallos de interpolación string
+    app.config['SQLALCHEMY_DATABASE_URI'] = f'postgresql://{POSTGRES_USER}:{POSTGRES_PASSWORD}@{POSTGRES_HOST}:{POSTGRES_PORT}/{POSTGRES_DB}'
+    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+    
+    # Secreto para los Tokens JWT de tu módulo auth
+    app.config['JWT_SECRET_KEY'] = os.getenv('JWT_SECRET_KEY', 'laravel_style_jwt_secret_token_scientific_2026')
+    
+    # Inicializar base de datos y migraciones
+    db.init_app(app)
+    Migrate(app, db)
+    
+    # =========================================================
+    # REGISTRO DE BLUEPRINTS (Normalización de Prefijos REST)
+    # =========================================================
+    try:
+        # 1. Rutas de Autenticación
+        from app.routes.auth import auth_bp
+        # Mapea directamente: POST /api/auth/login y GET /api/auth/me
+        app.register_blueprint(auth_bp, url_prefix='/api/auth')
+        print("-> Blueprint 'auth' registrado en /api/auth")
+
+        # 2. Rutas de Usuarios
+        from app.routes.users import users_bp
+        # Al poner el prefijo '/api' a secas, mapea exacto: GET /api/users
+        app.register_blueprint(users_bp, url_prefix='/api')
+        print("-> Blueprint 'users' registrado en /api")
+
+        # 3. Rutas de Roles
+        from app.routes.roles import roles_bp
+        # Al poner el prefijo '/api' a secas, mapea exacto: GET /api/roles y POST /api/roles
+        app.register_blueprint(roles_bp, url_prefix='/api')
+        print("-> Blueprint 'roles' registrado en /api")
+
+    except ImportError as e:
+        print(f"⚠️ Error al importar los módulos de rutas: {e}")
+
+    # Registrar comando seed
+    app.cli.add_command(seed_db_command)
+    
+    return app
+
+app = create_app()
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=5000)
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