diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..99f1b9aa
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,35 @@
+# Node.js
+node_modules/
+npm-debug.log
+yarn-error.log
+
+# TypeScript
+dist/
+*.tsbuildinfo
+
+# Docker
+docker-compose.override.yml
+.docker/
+
+# Logs
+*.log
+
+# MySQL data
+*.sql
+*.sqlite
+
+# Environment files
+.env
+.env.local
+.env.*.local
+
+# IDE files
+.vscode/
+.idea/
+
+# OS-specific files
+.DS_Store
+Thumbs.db
+
+# Coverage output
+coverage/
diff --git a/Dockerfile b/Dockerfile
index baec7ba2..c977b64f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1 +1,13 @@
 #TODO Configure o Dockerfile
+FROM node:18
+
+WORKDIR /app
+
+COPY package.json package-lock.json ./
+RUN npm install
+
+COPY . .
+
+RUN npm run build
+
+CMD ["npm", "start"]
diff --git a/docker-compose.yml b/docker-compose.yml
index 2ac8411e..8891403d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,9 +10,13 @@ services:
       - DB_USER=root
       - DB_PASSWORD=password
       - DB_NAME=test_db
+    
+    
     depends_on:
-      - db
-
+      db:
+        condition: service_healthy # Garantindo a inicialização do banco e dos comandos necessários
+    
+    entrypoint: ["npm", "run", "dev"]
 
   db:
     image: mysql:8.0
@@ -20,10 +24,16 @@ services:
       - MYSQL_ROOT_PASSWORD=password
       - MYSQL_DATABASE=test_db
     ports:
-      - "3306:3306"
+      - "33062:3306" #Usando a porta 33062 pois meu pc usa a 33061 como entrada padrão do mysql fora do WSL2
     volumes:
       - mysql-data:/var/lib/mysql
       - ./init.sql:/docker-entrypoint-initdb.d/init.sql
+    healthcheck:
+      test: ["CMD", "mysql", "-uroot", "-ppassword", "-e", "SELECT 1"] #comandos necessários
+      interval: 10s
+      retries: 5
+      start_period: 30s
+      timeout: 10s
 
 volumes:
   mysql-data:
diff --git a/init.sql b/init.sql
index e2c36c6f..3069460a 100644
--- a/init.sql
+++ b/init.sql
@@ -1,5 +1,25 @@
 USE test_db;
 
---TODO Crie a tabela de user;
+-- Garantindo o usuário no container
+CREATE USER IF NOT EXISTS 'root' @'%' IDENTIFIED BY 'password';
 
---TODO Crie a tabela de posts;
+GRANT ALL PRIVILEGES ON *.* TO 'root' @'%' WITH GRANT OPTION;
+
+FLUSH PRIVILEGES;
+
+-- Criar a tabela de usuários
+CREATE TABLE user (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    firstName VARCHAR(100) NOT NULL,
+    lastName VARCHAR(100) NOT NULL,
+    email VARCHAR(100) NOT NULL
+);
+
+-- Criar a tabela de posts
+CREATE TABLE post (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    title VARCHAR(100) NOT NULL,
+    description VARCHAR(100) NOT NULL,
+    userId INT NOT NULL,
+    CONSTRAINT FK_user FOREIGN KEY (userId) REFERENCES user (id)
+);
\ No newline at end of file
diff --git a/src/entity/Post.ts b/src/entity/Post.ts
index a1f68038..162294cf 100644
--- a/src/entity/Post.ts
+++ b/src/entity/Post.ts
@@ -1,3 +1,20 @@
-import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import { Entity, PrimaryGeneratedColumn, Column, ManyToOne, JoinColumn } from 'typeorm';
 
 //TODO Crie a entidade de Post
+import { User } from './User';
+
+@Entity()
+export class Post {
+  @PrimaryGeneratedColumn()
+  id!: number;
+
+  @Column({ length: 100 })
+  title!: string;
+
+  @Column({ length: 100 })
+  description!: string;
+
+  @ManyToOne(() => User)
+  @JoinColumn({ name: 'userId' })
+  user!: User;
+}
diff --git a/src/entity/User.ts b/src/entity/User.ts
index a8e22632..5550941f 100644
--- a/src/entity/User.ts
+++ b/src/entity/User.ts
@@ -1,3 +1,23 @@
-import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import { Entity, PrimaryGeneratedColumn, Column, OneToMany } from "typeorm";
 
 //TODO Crie a entidade de User
+
+import { Post } from "./Post";
+
+@Entity()
+export class User {
+  @PrimaryGeneratedColumn()
+  id!: number;
+
+  @Column({ length: 100 })
+  firstName!: string;
+
+  @Column({ length: 100 })
+  lastName!: string;
+
+  @Column({ length: 100 })
+  email!: string;
+
+  @OneToMany(() => Post, (post) => post.user)
+  posts!: Post[];
+}
diff --git a/src/index.ts b/src/index.ts
index 1af52a84..b5effb0b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -14,7 +14,7 @@ const AppDataSource = new DataSource({
   username: process.env.DB_USER || "root",
   password: process.env.DB_PASSWORD || "password",
   database: process.env.DB_NAME || "test_db",
-  entities: [User,Post],
+  entities: [User, Post],
   synchronize: true,
 });
 
@@ -34,11 +34,37 @@ const initializeDatabase = async () => {
 initializeDatabase();
 
 app.post('/users', async (req, res) => {
-// Crie o endpoint de users
+  // Crie o endpoint de users
+  try {
+    const userRepository = AppDataSource.getRepository(User);
+    const user = userRepository.create(req.body);
+    const savedUser = await userRepository.save(user);
+    res.status(201).json(savedUser);
+  } catch (error) {
+    console.error("Error creating user:", error);
+    res.status(500).json({ message: "Error creating user" });
+  }
 });
 
 app.post('/posts', async (req, res) => {
-// Crie o endpoint de posts
+  // Crie o endpoint de posts
+  try {
+    const { userId, title, description } = req.body;
+    const userRepository = AppDataSource.getRepository(User);
+    const postRepository = AppDataSource.getRepository(Post);
+
+    const user = await userRepository.findOneBy({ id: userId });
+    if (!user) {
+      return res.status(404).json({ message: "User not found" });
+    }
+
+    const post = postRepository.create({ title, description, user });
+    const savedPost = await postRepository.save(post);
+    res.status(201).json(savedPost);
+  } catch (error) {
+    console.error("Post error:", error);
+    res.status(500).json({ message: "Error creating post" });
+  }
 });
 
 const PORT = process.env.PORT || 3000;