diff --git a/Dockerfile b/Dockerfile
index d5c490d..59cf31c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Stage 1: Build frontend
 FROM node:20-alpine AS builder
 
-WORKDIR /app
+WORKDIR /build
 
 COPY package*.json ./
 RUN npm ci
@@ -14,24 +14,20 @@ FROM node:20-alpine
 
 WORKDIR /app
 
-# Install MariaDB and nginx
-RUN apk add --no-cache mariadb mariadb-client mariadb-server-utils nginx
+# Install dependencies
+RUN apk add --no-cache mariadb mariadb-client mariadb-server-utils nginx bash
 
-# Initialize MariaDB data directory
-RUN mkdir -p /run/mysqld /var/lib/mysql && \
-    chown -R mysql:mysql /run/mysqld /var/lib/mysql
+# Initialize directories
+RUN mkdir -p /run/mysqld /var/lib/mysql && chown -R mysql:mysql /run/mysqld /var/lib/mysql
 
-# Copy MariaDB config
-RUN sed -i 's/\[mysqld\]/[mysqld]\ncharacter-set-server=utf8mb4\ncollation-server=utf8mb4_unicode_ci/' /etc/my.cnf.d/mariadb.cnf || true
-
-# Copy built frontend
-COPY --from=builder /app/dist /usr/share/nginx/html
+# Copy built frontend to nginx
+COPY --from=builder /build/dist /usr/share/nginx/html
 
 # Copy server files
-COPY server/package*.json server/
-RUN cd server && npm ci
+COPY server/package*.json ./server/
+RUN cd ./server && npm ci
 
-COPY server/ server/
+COPY server/ ./server/
 
 # Copy nginx config
 COPY nginx.conf /etc/nginx/http.d/default.conf
@@ -39,7 +35,7 @@ COPY nginx.conf /etc/nginx/http.d/default.conf
 # Create directories
 RUN mkdir -p /run/nginx /run/mysqld /var/lib/mysql
 
-# Copy entrypoint script
+# Copy entrypoint
 COPY docker-entrypoint.sh /docker-entrypoint.sh
 RUN chmod +x /docker-entrypoint.sh
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 4744542..2437a8d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -16,7 +16,9 @@ services:
       - ADMIN_PASSWORD=Admin123!
     volumes:
       - mariadb-data:/var/lib/mysql
+      - nginx-data:/usr/share/nginx/html
     restart: unless-stopped
 
 volumes:
-  mariadb-data:
\ No newline at end of file
+  mariadb-data:
+  nginx-data:
\ No newline at end of file
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index 67be71b..04ea3c8 100644
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -1,61 +1,33 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 echo "=== Starting MariaDB ==="
 mysqld --user=mysql &
-MYSQL_PID=$!
 
-echo "Waiting for MariaDB to be ready..."
-for i in {1..60}; do
-    if mysqladmin ping -h localhost --silent 2>/dev/null; then
-        echo "MariaDB is ready!"
-        break
-    fi
-    sleep 1
+echo "Waiting for MariaDB..."
+for i in $(seq 1 60); do
+    mysqladmin ping -h localhost --silent 2>/dev/null && break || sleep 1
 done
 
 DB_NAME="${DB_NAME:-hospital}"
-echo "Creating database if not exists..."
 mysql -h localhost -u root -e "CREATE DATABASE IF NOT EXISTS \`$DB_NAME\`;"
 
-if [ -n "$DB_PASSWORD" ] && [ "$DB_PASSWORD" != "" ]; then
-    echo "Creating user and setting permissions..."
+if [ -n "$DB_PASSWORD" ]; then
     DB_USER="${DB_USER:-hospital}"
-    USER_EXISTS=$(mysql -h localhost -u root -N -e "SELECT COUNT(*) FROM mysql.user WHERE User='$DB_USER' AND Host='%';")
-    
-    if [ "$USER_EXISTS" = "0" ]; then
-        mysql -h localhost -u root -e "CREATE USER '$DB_USER'@'%' IDENTIFIED BY '$DB_PASSWORD';"
-        mysql -h localhost -u root -e "GRANT ALL PRIVILEGES ON $DB_NAME.* TO '$DB_USER'@'%';"
-        mysql -h localhost -u root -e "FLUSH PRIVILEGES;"
-    else
-        mysql -h localhost -u root -e "ALTER USER '$DB_USER'@'%' IDENTIFIED BY '$DB_PASSWORD';"
-        mysql -h localhost -u root -e "GRANT ALL PRIVILEGES ON $DB_NAME.* TO '$DB_USER'@'%';"
-        mysql -h localhost -u root -e "FLUSH PRIVILEGES;"
-    fi
+    mysql -h localhost -u root -e "CREATE USER IF NOT EXISTS '$DB_USER'@'%' IDENTIFIED BY '$DB_PASSWORD'; GRANT ALL PRIVILEGES ON $DB_NAME.* TO '$DB_USER'@'%'; FLUSH PRIVILEGES;"
 fi
 
 ADMIN_DNI="${ADMIN_DNI:-00000000}"
 ADMIN_PASSWORD="${ADMIN_PASSWORD:-Admin123!}"
 
-echo "Checking for admin user..."
-TABLE_EXISTS=$(mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -N -e "SHOW TABLES LIKE 'usuarios';" 2>/dev/null || echo "")
-
+TABLE_EXISTS=$(mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -N -e "SHOW TABLES LIKE 'usuarios';" 2>/dev/null || true)
 if [ -n "$TABLE_EXISTS" ]; then
     USER_COUNT=$(mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -N -e "SELECT COUNT(*) FROM usuarios WHERE dni='$ADMIN_DNI';" 2>/dev/null || echo "0")
-    
     if [ "$USER_COUNT" = "0" ]; then
-        echo "Creating initial admin user..."
-        ADMIN_ID=$(cat /proc/sys/kernel/random/uuid)
+        ADMIN_ID=$(uuidgen)
         TODAY=$(date +%Y-%m-%d)
-        
-        # Hash password using bcryptjs via node
-        HASH=$(node -e "const bcrypt = require('bcryptjs'); console.log(bcrypt.hashSync('$ADMIN_PASSWORD', 10));")
-        
-        mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -e "
-            INSERT INTO usuarios (id, apellido, nombre, dni, fechaNacimiento, email, rol, passwordHash, fechaCreacion)
-            VALUES ('$ADMIN_ID', 'Administrador', 'Sistema', '$ADMIN_DNI', '$TODAY', 'admin@hospital.local', 'admin', '$HASH', '$TODAY');
-        "
-        
+        HASH=$(node -e "const bcrypt=require('bcryptjs'); console.log(bcrypt.hashSync('$ADMIN_PASSWORD',10));")
+        mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -e "INSERT INTO usuarios (id,apellido,nombre,dni,fechaNacimiento,email,rol,passwordHash,fechaCreacion) VALUES ('$ADMIN_ID','Administrador','Sistema','$ADMIN_DNI','$TODAY','admin@hospital.local','admin','$HASH','$TODAY');"
         echo "=========================================="
         echo "ADMIN CREDENTIALS:"
         echo "DNI: $ADMIN_DNI"
@@ -64,10 +36,8 @@ if [ -n "$TABLE_EXISTS" ]; then
     fi
 fi
 
-echo "=== Initialisation complete ==="
-
-# Start nginx in background
+echo "Starting nginx..."
 nginx &
 
-# Run the backend
+echo "Starting API server..."
 exec node server/api-mariadb.js
\ No newline at end of file