diff --git a/.env b/.env
new file mode 100644
index 0000000..948fdc4
--- /dev/null
+++ b/.env
@@ -0,0 +1,15 @@
+APP_ENV="development"
+NODE_ENV="development"
+DEBUG=false
+SERVER_PORT="3200"
+SECRET="$2b$10$2.JkQCRUa3fXESy/WyKVWO"
+SESSION_LIFETIME="3600"
+SENDGRID_API_KEY="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"
+SENDGRID_FROM_MAIL="contact@rampeur.fr"
+SENDGRID_TO_MAIL="rampeur@gmail.com"
+MYSQL_DBNAME="c4adastracomdb1"
+MYSQL_DBUSER="c4adastracomu1"
+MYSQL_DBPASS="kbrnrt5jPK12"
+MYSQL_DBHOST="ns388640.ip-176-31-255.eu"
+MYSQL_DBPORT="3306"
+MYSQL_DBTYPE="mysql"
\ No newline at end of file
diff --git a/.env.development b/.env.development
new file mode 100644
index 0000000..cebbad5
--- /dev/null
+++ b/.env.development
@@ -0,0 +1,15 @@
+APP_ENV="development"
+NODE_ENV="development"
+DEBUG=false
+SERVER_PORT="3200"
+SECRET="$2b$10$2.JkQCRUa3fXESy/WyKVWO"
+SESSION_LIFETIME=3600
+SENDGRID_API_KEY="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"
+SENDGRID_FROM_MAIL="contact@rampeur.fr"
+SENDGRID_TO_MAIL="rampeur@gmail.com"
+MYSQL_DBNAME="c4adastracomdb1"
+MYSQL_DBUSER="c4adastracomu1"
+MYSQL_DBPASS="kbrnrt5jPK12"
+MYSQL_DBHOST="ns388640.ip-176-31-255.eu"
+MYSQL_DBPORT="3306"
+MYSQL_DBTYPE="mysql"
diff --git a/.env.local b/.env.local
new file mode 100644
index 0000000..791da64
--- /dev/null
+++ b/.env.local
@@ -0,0 +1,15 @@
+APP_ENV="local"
+NODE_ENV="development"
+DEBUG=false
+SERVER_PORT="3200"
+SECRET="$2b$10$2.JkQCRUa3fXESy/WyKVWO"
+SESSION_LIFETIME=3600
+SENDGRID_API_KEY="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"
+SENDGRID_FROM_MAIL="contact@rampeur.fr"
+SENDGRID_TO_MAIL="rampeur@gmail.com"
+MYSQL_DBNAME="c4adastracomdb1"
+MYSQL_DBUSER="c4adastracomu1"
+MYSQL_DBPASS="kbrnrt5jPK12"
+MYSQL_DBHOST="ns388640.ip-176-31-255.eu"
+MYSQL_DBPORT="3306"
+MYSQL_DBTYPE="mysql"
diff --git a/.env.production b/.env.production
new file mode 100644
index 0000000..aaca62e
--- /dev/null
+++ b/.env.production
@@ -0,0 +1,15 @@
+APP_ENV="production"
+NODE_ENV="production"
+DEBUG=false
+SERVER_PORT="3200"
+SECRET="$2b$10$2.JkQCRUa3fXESy/WyKVWO"
+SESSION_LIFETIME=3600
+SENDGRID_API_KEY="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"
+SENDGRID_FROM_MAIL="contact@rampeur.fr"
+SENDGRID_TO_MAIL="rampeur@gmail.com"
+MYSQL_DBNAME="c4adastracomdb1"
+MYSQL_DBUSER="c4adastracomu1"
+MYSQL_DBPASS="kbrnrt5jPK12"
+MYSQL_DBHOST="ns388640.ip-176-31-255.eu"
+MYSQL_DBPORT="3306"
+MYSQL_DBTYPE="mysql"
diff --git a/controllers/articles.js b/controllers/articles.js
new file mode 100644
index 0000000..0e84af7
--- /dev/null
+++ b/controllers/articles.js
@@ -0,0 +1,265 @@
+const { where } = require("sequelize");
+const asyncHandler = require("../middlewares/asyncHandler");
+const Article = require("../models/Article");
+const Tag = require("../models/Tag");
+const User = require("../models/User");
+const ErrorResponse = require("../util/errorResponse");
+const slugify = require("slugify");
+
+const {
+  appendFollowers,
+  appendFavorites,
+  appendTagList,
+} = require("../util/helpers");
+
+const includeOptions = [
+  {
+    model: Tag,
+    as: "tagLists",
+    attributes: ["name"],
+    through: { attributes: [] },
+  },
+  { model: User, as: "author", attributes: { exclude: ["email", "password"] } },
+];
+
+module.exports.getArticles = asyncHandler(async (req, res, next) => {
+  const { tag, author, favorited, limit = 20, offset = 0 } = req.query;
+  const { loggedUser } = req;
+
+  const searchOptions = {
+    include: [
+      {
+        model: Tag,
+        as: "tagLists",
+        attributes: ["name"],
+        through: { attributes: [] }, // ? this will remove the rows from the join table
+        // where: tag ? { name: tag } : {},
+        ...(tag && { where: { name: tag } }),
+      },
+      {
+        model: User,
+        as: "author",
+        attributes: { exclude: ["password", "email"] },
+        // where: author ? { username: author } : {},
+        ...(author && { where: { username: author } }),
+      },
+    ],
+    limit: parseInt(limit),
+    offset: parseInt(offset),
+    order: [["createdAt", "DESC"]],
+    distinct: true,
+  };
+
+  let articles = { rows: [], count: 0 };
+
+  if (favorited) {
+    const user = await User.findOne({ where: { username: favorited } });
+
+    articles.rows = await user.getFavorites(searchOptions);
+    articles.count = await user.countFavorites();
+  } else {
+    articles = await Article.findAndCountAll(searchOptions);
+  }
+
+  for (let article of articles.rows) {
+    const articleTags = await article.getTagLists();
+    // const articleTags = article.tagLists;
+    appendTagList(articleTags, article);
+    await appendFollowers(loggedUser, article);
+    await appendFavorites(loggedUser, article);
+
+    delete article.dataValues.Favorites;
+  }
+
+  res
+    .status(200)
+    .json({ articles: articles.rows, articlesCount: articles.count });
+});
+
+module.exports.createArticle = asyncHandler(async (req, res, next) => {
+  const { loggedUser } = req;
+
+  fieldValidation(req.body.article.title, next);
+  fieldValidation(req.body.article.description, next);
+  fieldValidation(req.body.article.body, next);
+
+  const { title, description, body, tagList } = req.body.article;
+  const slug = slugify(title, { lower: true });
+  const slugInDB = await Article.findOne({ where: { slug: slug } });
+  if (slugInDB) next(new ErrorResponse("Title already exists", 400));
+
+  const article = await Article.create({
+    title: title,
+    description: description,
+    body: body,
+  });
+
+  for (const tag of tagList) {
+    const tagInDB = await Tag.findByPk(tag.trim());
+
+    if (tagInDB) {
+      await article.addTagList(tagInDB);
+    } else if (tag.length > 2) {
+      const newTag = await Tag.create({ name: tag.trim() });
+      await article.addTagList(newTag);
+    }
+  }
+  delete loggedUser.dataValues.token;
+
+  article.dataValues.tagList = tagList;
+  article.setAuthor(loggedUser);
+  article.dataValues.author = loggedUser;
+  await appendFollowers(loggedUser, loggedUser);
+  await appendFavorites(loggedUser, article);
+
+  res.status(201).json({ article });
+});
+
+module.exports.deleteArticle = asyncHandler(async (req, res, next) => {
+  const { slug } = req.params;
+  const { loggedUser } = req;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+    include: includeOptions,
+  });
+
+  if (!article) next(new ErrorResponse("Article not found", 404));
+
+  if (article.authorId !== loggedUser.id)
+    return next(new ErrorResponse("Unauthorized", 401));
+
+  await article.destroy();
+
+  res.status(200).json({ article });
+});
+
+module.exports.updateArticle = asyncHandler(async (req, res, next) => {
+  const { slug } = req.params;
+  const { loggedUser } = req;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+    include: includeOptions,
+  });
+
+  if (!article) next(new ErrorResponse("Article not found", 404));
+
+  if (article.authorId !== loggedUser.id)
+    return next(new ErrorResponse("Unauthorized", 401));
+
+  const { title, description, body } = req.body.article;
+
+  const slugInDB = await Article.findOne({
+    where: { slug: slugify(title ? title : article.title, { lower: true }) },
+  });
+
+  if (slugInDB && slugInDB.slug !== slug)
+    return next(new ErrorResponse("Title already exists", 400));
+
+  await article.update({
+    title: title ? title : article.title,
+    description: description ? description : article.description,
+    body: body ? body : article.body,
+  });
+
+  const articleTags = await article.getTagLists();
+  appendTagList(articleTags, article);
+  await appendFollowers(loggedUser, article);
+  await appendFavorites(loggedUser, article);
+
+  res.status(200).json({ article });
+});
+
+module.exports.articlesFeed = asyncHandler(async (req, res, next) => {
+  const { loggedUser } = req;
+
+  const { limit = 3, offset = 0 } = req.query;
+  const authors = await loggedUser.getFollowing();
+
+  const articles = await Article.findAndCountAll({
+    include: includeOptions,
+    limit: parseInt(limit),
+    offset: offset * limit,
+    order: [["createdAt", "DESC"]],
+    where: { authorId: authors.map((author) => author.id) },
+    distinct: true,
+  });
+
+  for (const article of articles.rows) {
+    const articleTags = await article.getTagLists();
+
+    appendTagList(articleTags, article);
+    await appendFollowers(loggedUser, article);
+    await appendFavorites(loggedUser, article);
+  }
+
+  res.json({ articles: articles.rows, articlesCount: articles.count });
+});
+
+module.exports.getArticle = asyncHandler(async (req, res, next) => {
+  const { loggedUser } = req;
+  const { slug } = req.params;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+    include: includeOptions,
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  const articleTags = await article.getTagLists();
+  appendTagList(articleTags, article);
+  await appendFollowers(loggedUser, article);
+  await appendFavorites(loggedUser, article);
+
+  res.status(200).json({ article });
+});
+
+module.exports.addFavoriteArticle = asyncHandler(async (req, res, next) => {
+  const { loggedUser } = req;
+  const { slug } = req.params;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+    include: includeOptions,
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  await loggedUser.addFavorite(article);
+
+  const articleTags = await article.getTagLists();
+  appendTagList(articleTags, article);
+  await appendFollowers(loggedUser, article);
+  await appendFavorites(loggedUser, article);
+
+  res.status(200).json({ article });
+});
+
+module.exports.deleteFavoriteArticle = asyncHandler(async (req, res, next) => {
+  const { loggedUser } = req;
+  const { slug } = req.params;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+    include: includeOptions,
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  await loggedUser.removeFavorite(article);
+
+  const articleTags = await article.getTagLists();
+  appendTagList(articleTags, article);
+  await appendFollowers(loggedUser, article);
+  await appendFavorites(loggedUser, article);
+
+  res.status(200).json({ article });
+});
+
+const fieldValidation = (field, next) => {
+  if (!field) {
+    return next(new ErrorResponse(`Missing fields`, 400));
+  }
+};
diff --git a/controllers/comments.js b/controllers/comments.js
new file mode 100644
index 0000000..b378ccc
--- /dev/null
+++ b/controllers/comments.js
@@ -0,0 +1,120 @@
+const Comment = require("../models/Comment");
+const Article = require("../models/Article");
+const User = require("../models/User");
+const asyncHandler = require("../middlewares/asyncHandler");
+const { appendFollowers } = require("../util/helpers");
+const ErrorResponse = require("../util/errorResponse");
+
+module.exports.getComments = asyncHandler(async (req, res, next) => {
+  const { slug } = req.params;
+  const { loggedUser } = req;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  const comments = await article.getComments({
+    include: [
+      {
+        model: User,
+        as: "author",
+        attributes: ["username", "bio", "image"],
+      },
+    ],
+  });
+
+  for (let comment of comments) {
+    await appendFollowers(loggedUser, comment);
+  }
+
+  res.status(200).json({ comments });
+});
+
+module.exports.getComment = asyncHandler(async (req, res, next) => {
+  const { slug, id } = req.params;
+  const { loggedUser } = req;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  const comment = await Comment.findOne({
+    where: { id: id },
+    include: [
+      {
+        model: User,
+        as: "author",
+        attributes: ["username", "bio", "image"],
+      },
+    ],
+  });
+  if (!comment) return next(new ErrorResponse("Comment not found", 404));
+
+  await appendFollowers(loggedUser, comment);
+
+  res.status(200).json({ comment });
+});
+
+module.exports.createComment = asyncHandler(async (req, res, next) => {
+  const { body } = req.body.comment;
+  const { slug } = req.params;
+  const { loggedUser } = req;
+
+  fieldValidation(body, next);
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+    include: [
+      { model: User, as: "author", attributes: ["username", "bio", "image"] },
+    ],
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  const comment = await Comment.create({
+    body: body,
+    articleId: article.id,
+    authorId: loggedUser.id,
+  });
+
+  delete loggedUser.dataValues.token;
+  await appendFollowers(loggedUser, loggedUser);
+
+  comment.dataValues.author = loggedUser;
+
+  res.status(201).json({ comment });
+});
+
+module.exports.deleteComment = asyncHandler(async (req, res, next) => {
+  const { slug, id } = req.params;
+  const { loggedUser } = req;
+
+  const article = await Article.findOne({
+    where: { slug: slug },
+  });
+
+  if (!article) return next(new ErrorResponse("Article not found", 404));
+
+  const comment = await Comment.findOne({
+    where: { id: id },
+  });
+
+  if (!comment) return next(new ErrorResponse("Comment not found", 404));
+
+  if (comment.authorId !== loggedUser.id)
+    return next(new ErrorResponse("Unauthorized", 401));
+
+  await comment.destroy();
+
+  res.status(200).json({ comment });
+});
+
+const fieldValidation = (field, next) => {
+  if (!field) {
+    return next(new ErrorResponse(`Missing fields`, 400));
+  }
+};
diff --git a/controllers/profiles.js b/controllers/profiles.js
new file mode 100644
index 0000000..8c21a04
--- /dev/null
+++ b/controllers/profiles.js
@@ -0,0 +1,74 @@
+const User = require("../models/User");
+const asyncHandler = require("../middlewares/asyncHandler");
+const ErrorResponse = require("../util/errorResponse");
+
+module.exports.getProfile = asyncHandler(async (req, res, next) => {
+  const username = req.params.username;
+  const { loggedUser } = req;
+  const user = await User.findOne({ where: { username: username } });
+
+  if (!user) {
+    return next(new ErrorResponse(`User not found`, 404));
+  }
+
+  let isFollowing = false;
+
+  if (loggedUser) {
+    const followers = await user.getFollowers();
+    isFollowing = followers.some((user) => user.id === loggedUser.id);
+  }
+
+  const profile = {
+    username,
+    bio: user.bio,
+    image: user.image,
+    following: isFollowing,
+  };
+  res.status(200).json({ profile });
+});
+
+module.exports.followUser = asyncHandler(async (req, res, next) => {
+  const username = req.params.username;
+  const { loggedUser } = req;
+  const userToFollow = await User.findOne({ where: { username: username } });
+
+  if (!userToFollow) {
+    return next(new ErrorResponse(`User not found`, 404));
+  }
+
+  const currentUser = await User.findByPk(loggedUser.id);
+
+  await userToFollow.addFollower(currentUser);
+
+  const profile = {
+    username: username,
+    bio: userToFollow.dataValues.bio,
+    image: userToFollow.dataValues.image,
+    following: true,
+  };
+
+  res.status(200).json({ profile });
+});
+
+module.exports.unfollowUser = asyncHandler(async (req, res, next) => {
+  const username = req.params.username;
+  const { loggedUser } = req;
+  const userToUnfollow = await User.findOne({ where: { username: username } });
+
+  if (!userToUnfollow) {
+    return next(new ErrorResponse(`User not found`, 404));
+  }
+
+  const currentUser = await User.findByPk(loggedUser.id);
+
+  await userToUnfollow.removeFollower(currentUser);
+
+  const profile = {
+    username: username,
+    bio: userToUnfollow.dataValues.bio,
+    image: userToUnfollow.dataValues.image,
+    following: false,
+  };
+
+  res.status(200).json({ profile });
+});
diff --git a/controllers/tags.js b/controllers/tags.js
new file mode 100644
index 0000000..637eaa7
--- /dev/null
+++ b/controllers/tags.js
@@ -0,0 +1,12 @@
+const Tag = require("../models/Tag");
+const { appendTagList } = require("../util/helpers");
+
+module.exports.getTags = async (req, res, next) => {
+  let tags = await Tag.findAll({
+    attributes: ["name"],
+  });
+
+  tags = tags.map((tag) => tag.name);
+
+  res.status(200).json({ tags });
+};
diff --git a/controllers/users.js b/controllers/users.js
new file mode 100644
index 0000000..6a788e6
--- /dev/null
+++ b/controllers/users.js
@@ -0,0 +1,93 @@
+const asyncHandler = require("../middlewares/asyncHandler");
+const User = require("../models/User");
+const ErrorResponse = require("../util/errorResponse");
+const { sign } = require("../util/jwt");
+
+module.exports.createUser = asyncHandler(async (req, res, next) => {
+  const { email, password, username } = req.body.user;
+
+  fieldValidation(email, next);
+  fieldValidation(password, next);
+  fieldValidation(username, next);
+
+  const user = await User.create({
+    email: email,
+    password: password,
+    username: username,
+  });
+
+  if (user.dataValues.password) {
+    delete user.dataValues.password;
+  }
+
+  user.dataValues.token = await sign(user);
+
+  user.dataValues.bio = null;
+  user.dataValues.image = null;
+
+  res.status(201).json({ user });
+});
+
+module.exports.loginUser = asyncHandler(async (req, res, next) => {
+  const { email, password } = req.body.user;
+
+  fieldValidation(email, next);
+  fieldValidation(password, next);
+
+  const user = await User.findOne({
+    where: {
+      email: email,
+    },
+  });
+
+  if (!user) {
+    return next(new ErrorResponse(`User not found`, 404));
+  }
+
+  const isMatch = user.matchPassword(password);
+
+  if (!isMatch) {
+    return next(new ErrorResponse("Wrong password", 401));
+  }
+
+  delete user.dataValues.password;
+
+  user.dataValues.token = await sign(user);
+
+  user.dataValues.bio = null;
+  user.dataValues.image = null;
+
+  res.status(200).json({ user });
+});
+
+module.exports.getCurrentUser = asyncHandler(async (req, res, next) => {
+  const { loggedUser } = req;
+  const user = await User.findByPk(loggedUser.id);
+
+  if (!user) {
+    return next(new ErrorResponse(`User not found`, 404));
+  }
+
+  user.dataValues.token = req.headers.authorization.split(" ")[1];
+
+  res.status(200).json({ user });
+});
+
+module.exports.updateUser = asyncHandler(async (req, res, next) => {
+  await User.update(req.body.user, {
+    where: {
+      id: req.user.id,
+    },
+  });
+
+  const user = await User.findByPk(req.user.id);
+  user.dataValues.token = req.headers.authorization.split(" ")[1];
+
+  res.status(200).json({ user });
+});
+
+const fieldValidation = (field, next) => {
+  if (!field) {
+    return next(new ErrorResponse(`Missing fields`, 400));
+  }
+};
diff --git a/models copy/Article.js b/models copy/Article.js
new file mode 100644
index 0000000..236f6ba
--- /dev/null
+++ b/models copy/Article.js	
@@ -0,0 +1,27 @@
+const { DataTypes, Model } = require("sequelize");
+const sequelize = require("../util/database");
+const slugify = require("slugify");
+
+const Article = sequelize.define("Article", {
+  slug: {
+    type: DataTypes.STRING,
+    allowNull: false,
+  },
+  title: {
+    type: DataTypes.STRING,
+    allowNull: false,
+  },
+  description: {
+    type: DataTypes.TEXT,
+  },
+  body: {
+    type: DataTypes.TEXT,
+    allowNull: false,
+  },
+});
+
+Article.beforeValidate((article) => {
+  article.slug = slugify(article.title, { lower: true });
+});
+
+module.exports = Article;
diff --git a/models copy/Comment.js b/models copy/Comment.js
new file mode 100644
index 0000000..42e731a
--- /dev/null
+++ b/models copy/Comment.js	
@@ -0,0 +1,11 @@
+const { DataTypes, Model } = require("sequelize");
+const sequelize = require("../util/database");
+
+const Comment = sequelize.define("Comment", {
+  body: {
+    type: DataTypes.TEXT,
+    allowNull: false,
+  },
+});
+
+module.exports = Comment;
diff --git a/models copy/Tag.js b/models copy/Tag.js
new file mode 100644
index 0000000..89f54c4
--- /dev/null
+++ b/models copy/Tag.js	
@@ -0,0 +1,16 @@
+const { DataTypes, Model } = require("sequelize");
+const sequelize = require("../util/database");
+
+const Tag = sequelize.define(
+  "Tag",
+  {
+    name: {
+      type: DataTypes.STRING,
+      allowNull: false,
+      primaryKey: true,
+    },
+  },
+  { timestamps: false }
+);
+
+module.exports = Tag;
diff --git a/models copy/User.js b/models copy/User.js
new file mode 100644
index 0000000..94bd322
--- /dev/null
+++ b/models copy/User.js	
@@ -0,0 +1,58 @@
+const { DataTypes, Model } = require("sequelize");
+const sequelize = require("../util/database");
+const bcrypt = require("bcryptjs");
+
+/**
+ * "email": "jake@jake.jake",
+    "token": "jwt.token.here",
+    "username": "jake",
+    "bio": "I work at statefarm",
+    "image": null
+ */
+
+const User = sequelize.define(
+  "User",
+  {
+    email: {
+      type: DataTypes.STRING,
+      allowNull: false,
+      unique: true,
+    },
+
+    username: {
+      type: DataTypes.STRING,
+      allowNull: false,
+      unique: true,
+    },
+    password: {
+      type: DataTypes.STRING,
+      allowNull: false,
+    },
+
+    bio: {
+      type: DataTypes.TEXT,
+      allowNull: true,
+    },
+    image: {
+      type: DataTypes.TEXT,
+      allowNull: true,
+    },
+  },
+  { timestamps: false }
+);
+
+Model.prototype.matchPassword = async function (enteredPassword) {
+  return await bcrypt.compare(enteredPassword, this.password);
+};
+
+const DEFAULT_SALT_ROUNDS = 10;
+
+User.addHook("beforeCreate", async (user) => {
+  const encryptedPassword = await bcrypt.hash(
+    user.password,
+    DEFAULT_SALT_ROUNDS
+  );
+  user.password = encryptedPassword;
+});
+
+module.exports = User;
diff --git a/models/mysql/Article.js b/models/mysql/Article.js
new file mode 100644
index 0000000..2027c4d
--- /dev/null
+++ b/models/mysql/Article.js
@@ -0,0 +1,48 @@
+
+const slug = require("slug");
+
+const {
+    Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+    class Article extends Model {
+        /**
+         * Helper method for defining associations.
+         * This method is not a part of Sequelize lifecycle.
+         * The `models/index` file will call this method automatically.
+         */
+        static associate(models) {
+            /* define association here */
+        }
+    }
+    Article.init({
+        article_id: { type: DataTypes.INTEGER, primaryKey: true, autoIncrement: true, allowNull: false },
+        article_slug: { type: DataTypes.STRING, allowNull: false },
+        article_title: { type: DataTypes.STRING, allowNull: false },
+        article_description: { type: DataTypes.TEXT },
+        article_body: { type: DataTypes.TEXT, allowNull: false }
+    }, {
+        sequelize,
+        timestamps: false,
+        modelName: 'Article',
+        tableName: 'article',
+        createdAt: true,
+        updatedAt: true
+    });
+
+    Article.beforeValidate((article) => {
+        article.slug = slug(article.title) + '-' + (Math.random() * Math.pow(36, 6) | 0).toString(36);
+    });
+
+    Article.prototype.toJSONFor = function () {
+        return {
+            id: this.article_id,
+            slug: this.article_slug,
+            title: this.article_title,
+            description: this.article_description,
+            body: this.article_body
+        };
+    };
+
+    return Article;
+};
diff --git a/models/mysql/Comment.js b/models/mysql/Comment.js
new file mode 100644
index 0000000..437faa3
--- /dev/null
+++ b/models/mysql/Comment.js
@@ -0,0 +1,35 @@
+const {
+    Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+    class Comment extends Model {
+        /**
+         * Helper method for defining associations.
+         * This method is not a part of Sequelize lifecycle.
+         * The `models/index` file will call this method automatically.
+         */
+        static associate(models) {
+            /* define association here */
+        }
+    }
+    Comment.init({
+        comment_id: { type: DataTypes.INTEGER, primaryKey: true, autoIncrement: true, allowNull: false },
+        comment_body: { type: DataTypes.TEXT, allowNull: false }
+    }, {
+        sequelize,
+        timestamps: false,
+        modelName: 'Comment',
+        tableName: 'comment',
+        createdAt: true,
+        updatedAt: true
+    });
+
+    Comment.prototype.toJSONFor = function () {
+        return {
+            id: this.comment_id,
+            body: this.comment_body
+        };
+    };
+
+    return Comment;
+};
\ No newline at end of file
diff --git a/models/mysql/Membre.js b/models/mysql/Membre.js
new file mode 100644
index 0000000..e3ce729
--- /dev/null
+++ b/models/mysql/Membre.js
@@ -0,0 +1,57 @@
+'use strict';
+const {
+    Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+    class Membre extends Model {
+        /**
+         * Helper method for defining associations.
+         * This method is not a part of Sequelize lifecycle.
+         * The `models/index` file will call this method automatically.
+         */
+        static associate(models) {
+            /* define association here */
+        }
+    }
+    Membre.init({
+        mbr_id: {type: DataTypes.INTEGER, primaryKey: true, autoIncrement: true, allowNull: false},
+        mbr_pseudo: {type: DataTypes.STRING, allowNull: false},
+        mbr_nom: {type: DataTypes.STRING},
+        mbr_prenom: {type: DataTypes.STRING},
+        mbr_email: {type: DataTypes.STRING},
+        mbr_adresse: {type: DataTypes.STRING},
+        mbr_ville: {type: DataTypes.STRING},
+        mbr_region: {type: DataTypes.STRING},
+        mbr_cp: {type: DataTypes.STRING},
+        mbr_pays: {type: DataTypes.STRING},
+        mbr_tel: {type: DataTypes.STRING},
+        mbr_mobile: {type: DataTypes.STRING},
+        mbr_statut: {type: DataTypes.INTEGER}
+    }, {
+        sequelize,
+        timestamps: false,
+        modelName: 'Membre',
+        tableName: 'membre',
+        createdAt: false,
+        updatedAt: false
+    });
+
+    Membre.prototype.toJSONFor = function () {
+        return {
+            id: this.mbr_id,
+            pseudo: this.mbr_pseudo,
+            nom: this.mbr_nom,
+            prenom: this.mbr_prenom,
+            email: this.mbr_email,
+            adresse: this.mbr_adresse,
+            ville: this.mbr_ville,
+            region: this.mbr_region,
+            cp: this.mbr_cp,
+            pays: this.mbr_pays,
+            tel: this.mbr_tel,
+            mobile: this.mbr_mobile,
+            statut: this.mbr_statut
+        };
+    };
+    return Membre;
+};
diff --git a/models/mysql/Tag.js b/models/mysql/Tag.js
new file mode 100644
index 0000000..882f01f
--- /dev/null
+++ b/models/mysql/Tag.js
@@ -0,0 +1,34 @@
+const {
+    Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+    class Tag extends Model {
+        /**
+         * Helper method for defining associations.
+         * This method is not a part of Sequelize lifecycle.
+         * The `models/index` file will call this method automatically.
+         */
+        static associate(models) {
+            /* define association here */
+        }
+    }
+    Tag.init({
+        tag_name: { type: DataTypes.STRING, allowNull: false, primaryKey: true }
+    }, {
+        sequelize,
+        timestamps: false,
+        modelName: 'Tag',
+        tableName: 'tag',
+        createdAt: true,
+        updatedAt: true
+    });
+
+    Tag.prototype.toJSONFor = function () {
+        return {
+            id: this.tag_id,
+            name: this.tag_name
+        };
+    };
+
+    return Tag;
+};
\ No newline at end of file
diff --git a/models/mysql/User.js b/models/mysql/User.js
new file mode 100644
index 0000000..fd9d64e
--- /dev/null
+++ b/models/mysql/User.js
@@ -0,0 +1,74 @@
+'use strict';
+
+const bcrypt = require('bcrypt');
+
+const {
+    Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+    class User extends Model {
+        /**
+         * Helper method for defining associations.
+         * This method is not a part of Sequelize lifecycle.
+         * The `models/index` file will call this method automatically.
+         */
+        static associate(models) {
+            /* define association here */
+        }
+    }
+    User.init({
+        user_id: {type: DataTypes.INTEGER, primaryKey: true, autoIncrement: true, allowNull: false},
+        user_username: {type: DataTypes.STRING, allowNull: false},
+        user_lastname: {type: DataTypes.STRING},
+        user_firstname: {type: DataTypes.STRING},
+        user_email: {type: DataTypes.STRING},
+        user_adresse: {type: DataTypes.STRING},
+        user_ville: {type: DataTypes.STRING},
+        user_region: {type: DataTypes.STRING},
+        user_cp: {type: DataTypes.STRING},
+        user_pays: {type: DataTypes.STRING},
+        user_tel: {type: DataTypes.STRING},
+        user_mobile: {type: DataTypes.STRING},
+        user_role: {type: DataTypes.INTEGER}
+    }, {
+        sequelize,
+        timestamps: false,
+        modelName: 'User',
+        tableName: 'user',
+        createdAt: true,
+        updatedAt: true
+    });
+
+    User.prototype.matchPassword = async function (enteredPassword) {
+        return await bcrypt.compare(enteredPassword, this.password);
+    };
+
+    const DEFAULT_SALT_ROUNDS = 10;
+
+    User.addHook("beforeCreate", async (user) => {
+        const encryptedPassword = await bcrypt.hash(
+            user.password,
+            DEFAULT_SALT_ROUNDS
+        );
+        user.password = encryptedPassword;
+    });
+
+    User.prototype.toJSONFor = function () {
+        return {
+            id: this.mbr_id,
+            username: this.mbr_pseudo,
+            lastname: this.mbr_nom,
+            firstname: this.mbr_prenom,
+            email: this.mbr_email,
+            adresse: this.mbr_adresse,
+            ville: this.mbr_ville,
+            region: this.mbr_region,
+            cp: this.mbr_cp,
+            pays: this.mbr_pays,
+            tel: this.mbr_tel,
+            mobile: this.mbr_mobile,
+            statut: this.mbr_statut
+        };
+    };
+    return User;
+};
diff --git a/models/mysql/index.js b/models/mysql/index.js
new file mode 100644
index 0000000..f524654
--- /dev/null
+++ b/models/mysql/index.js
@@ -0,0 +1,50 @@
+const fs = require('fs'),
+    path = require('path'),
+    basename = path.basename(__filename),
+    chalk = require('chalk'),
+    utils = require('../../routes/utils');
+
+const { Sequelize } = require('sequelize');
+const db = {};
+const Op = Sequelize.Op;
+const sequelize = new Sequelize(
+    process.env.MYSQL_DBNAME,
+    process.env.MYSQL_DBUSER,
+    process.env.MYSQL_DBPASS,
+    {
+        host: process.env.MYSQL_DBHOST,
+        port: process.env.MYSQL_DBPORT,
+        dialect: process.env.MYSQL_DBTYPE,
+        $like: Op.like,
+        $not: Op.not
+    }
+);
+
+sequelize.authenticate().then(() => {
+    if (process.env.DEBUG) {
+        console.log(`${utils.getDateTimeISOString()}`, chalk.green('MySQL connection has been established successfully'));
+    }
+}).catch((error) => {
+    console.log(`${utils.getDateTimeISOString()}`, chalk.red('Unable to connect to the MySQL database'));
+    console.error(error);
+});
+
+fs
+    .readdirSync(__dirname)
+    .filter(file => {
+        return (file.indexOf('.') !== 0) && (file !== basename) && (file.slice(-3) === '.js');
+    })
+    .forEach(file => {
+        const model = require(path.join(__dirname, file))(sequelize, Sequelize.DataTypes);
+        db[model.name] = model;
+    });
+
+Object.keys(db).forEach(modelName => {
+    if (db[modelName].associate) {
+        db[modelName].associate(db);
+    }
+});
+
+db.sequelize = sequelize;
+
+module.exports = db;
\ No newline at end of file
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..8260738
--- /dev/null
+++ b/package.json
@@ -0,0 +1,26 @@
+{
+  "name": "adastra-api",
+  "version": "1.0.0",
+  "private": true,
+  "author": "adastra",
+  "main": "server.js",
+  "scripts": {
+    "dev": "nodemon server.js"
+  },
+  "dependencies": {
+    "bcryptjs": "^2.4.3",
+    "colors": "^1.4.0",
+    "dotenv": "^16.0.3",
+    "express": "^4.18.2",
+    "jsonwebtoken": "^8.5.1",
+    "morgan": "^1.10.0",
+    "mysql2": "^2.3.3",
+    "nodemon": "^2.0.20",
+    "sequelize": "^6.26.0",
+    "slugify": "^1.6.5"
+  },
+  "devDependencies": {
+    "eslint": "^8.29.0",
+    "prettier": "^2.8.0"
+  }
+}
diff --git a/routes copy/articles.js b/routes copy/articles.js
new file mode 100644
index 0000000..e5c04c4
--- /dev/null
+++ b/routes copy/articles.js	
@@ -0,0 +1,30 @@
+const express = require("express");
+const router = express.Router();
+const {
+  getArticle,
+  getArticles,
+  createArticle,
+  articlesFeed,
+  addFavoriteArticle,
+  deleteFavoriteArticle,
+  deleteArticle,
+  updateArticle,
+} = require("../controllers/articles");
+const { protect } = require("../middlewares/auth");
+
+router
+  .route("/articles")
+  .get(protect, getArticles)
+  .post(protect, createArticle);
+router.route("/articles/feed").get(protect, articlesFeed);
+router
+  .route("/articles/:slug")
+  .get(protect, getArticle)
+  .put(protect, updateArticle)
+  .delete(protect, deleteArticle);
+router
+  .route("/articles/:slug/favorite")
+  .post(protect, addFavoriteArticle)
+  .delete(protect, deleteFavoriteArticle);
+
+module.exports = router;
diff --git a/routes copy/comments.js b/routes copy/comments.js
new file mode 100644
index 0000000..322bea3
--- /dev/null
+++ b/routes copy/comments.js	
@@ -0,0 +1,23 @@
+const express = require("express");
+const router = express.Router();
+
+const {
+  getComment,
+  getComments,
+  createComment,
+  deleteComment,
+} = require("../controllers/comments");
+
+const { protect } = require("../middlewares/auth");
+
+router
+  .route("/articles/:slug/comments")
+  .get(protect, getComments)
+  .post(protect, createComment);
+
+router
+  .route("/articles/:slug/comments/:id")
+  .get(protect, getComment)
+  .delete(protect, deleteComment);
+
+module.exports = router;
diff --git a/routes copy/profiles.js b/routes copy/profiles.js
new file mode 100644
index 0000000..d6a558b
--- /dev/null
+++ b/routes copy/profiles.js	
@@ -0,0 +1,16 @@
+const express = require("express");
+const router = express.Router();
+const {
+  getProfile,
+  followUser,
+  unfollowUser,
+} = require("../controllers/profiles");
+const { protect } = require("../middlewares/auth");
+
+router.route("/profiles/:username").get(protect, getProfile);
+router
+  .route("/profiles/:username/follow")
+  .post(protect, followUser)
+  .delete(protect, unfollowUser);
+
+module.exports = router;
diff --git a/routes copy/tags.js b/routes copy/tags.js
new file mode 100644
index 0000000..5157a6d
--- /dev/null
+++ b/routes copy/tags.js	
@@ -0,0 +1,10 @@
+const express = require("express");
+const router = express.Router();
+
+const { getTags } = require("../controllers/tags");
+
+const { protect } = require("../middlewares/auth");
+
+router.route("/tags/").get(getTags);
+
+module.exports = router;
diff --git a/routes copy/users.js b/routes copy/users.js
new file mode 100644
index 0000000..9bf832e
--- /dev/null
+++ b/routes copy/users.js	
@@ -0,0 +1,16 @@
+const express = require("express");
+const router = express.Router();
+const {
+  createUser,
+  loginUser,
+  getCurrentUser,
+  updateUser,
+} = require("../controllers/users");
+const { protect } = require("../middlewares/auth");
+
+router.post("/users", createUser);
+router.post("/users/login", loginUser);
+
+router.route("/user").get(protect, getCurrentUser).put(protect, updateUser);
+
+module.exports = router;
diff --git a/server.js b/server.js
new file mode 100644
index 0000000..7d37ec2
--- /dev/null
+++ b/server.js
@@ -0,0 +1,138 @@
+var appEnv = process.env.APP_ENV;
+if (appEnv == undefined) {
+    appEnv = 'development';
+}
+const express = require("express");
+const sequelize = require("./util/database");
+const dotenv = require("dotenv");
+const morgan = require("morgan");
+const colors = require("colors");
+const { errorHandler } = require("./middlewares/errorHandler");
+
+// Import Models
+const User = require("./models/User");
+const Article = require("./models/Article");
+const Tag = require("./models/Tag");
+const Comment = require("./models/Comment");
+
+dotenv.config({ path: `.env.${appEnv}` });
+
+const app = express();
+
+// Body parser
+app.use(express.json());
+
+if (process.env.NODE_ENV === "development") {
+  app.use(morgan("dev"));
+} else {
+  app.use(morgan('[:date[iso]] ":method :url HTTP/:http-version" :statusColor :res[content-length] ":referrer" ":user-agent" :remote-addr'));
+}
+
+// CORS
+app.use((req, res, next) => {
+  res.header("Access-Control-Allow-Origin", "*");
+  res.header(
+    "Access-Control-Allow-Headers",
+    "Origin, X-Requested-With, Content-Type, Accept, Authorization"
+  );
+  if (req.method === "OPTIONS") {
+    res.header("Access-Control-Allow-Methods", "PUT, POST, PATCH, DELETE, GET");
+    return res.status(200).json({});
+  }
+  next();
+});
+
+// Route files
+const users = require("./routes/users");
+const profiles = require("./routes/profiles");
+const articles = require("./routes/articles");
+const comments = require("./routes/comments");
+const tags = require("./routes/tags");
+
+// Mount routers
+app.use(users);
+app.use(profiles);
+app.use(articles);
+app.use(comments);
+app.use(tags);
+
+const PORT = process.env.PORT || process.env.SERVER_PORT;
+
+app.use(errorHandler);
+
+// Relations
+User.belongsToMany(User, {
+  as: "followers",
+  through: "Followers",
+  foreignKey: "userId",
+  timestamps: false,
+});
+User.belongsToMany(User, {
+  as: "following",
+  through: "Followers",
+  foreignKey: "followerId",
+  timestamps: false,
+});
+
+User.hasMany(Article, {
+  foreignKey: "authorId",
+  onDelete: "CASCADE",
+});
+Article.belongsTo(User, { as: "author", foreignKey: "authorId" });
+
+User.hasMany(Comment, {
+  foreignKey: "authorId",
+  onDelete: "CASCADE",
+});
+Comment.belongsTo(User, { as: "author", foreignKey: "authorId" });
+
+Article.hasMany(Comment, {
+  foreignKey: "articleId",
+  onDelete: "CASCADE",
+});
+Comment.belongsTo(Article, { foreignKey: "articleId" });
+
+User.belongsToMany(Article, {
+  as: "favorites",
+  through: "Favorites",
+  timestamps: false,
+});
+Article.belongsToMany(User, {
+  through: "Favorites",
+  foreignKey: "articleId",
+  timestamps: false,
+});
+
+Article.belongsToMany(Tag, {
+  through: "TagLists",
+  as: "tagLists",
+  foreignKey: "articleId",
+  timestamps: false,
+  onDelete: "CASCADE",
+});
+Tag.belongsToMany(Article, {
+  through: "ArticleTags",
+  uniqueKey: false,
+  timestamps: false,
+});
+
+const sync = async () => await sequelize.sync({ force: true });
+sync().then(() => {
+  User.create({
+    email: "test@test.com",
+    password: "123456",
+    username: "neo",
+  });
+  User.create({
+    email: "test2@test.com",
+    password: "123456",
+    username: "celeb_neo",
+  });
+});
+
+const server = app.listen(
+  PORT,
+  console.log(
+    `Server running in ${process.env.NODE_ENV} mode on port ${PORT}`.yellow.bold
+  )
+);
diff --git a/util/database.js b/util/database.js
new file mode 100644
index 0000000..b0fc3e5
--- /dev/null
+++ b/util/database.js
@@ -0,0 +1,28 @@
+const { Sequelize } = require('sequelize');
+
+const Op = Sequelize.Op;
+const sequelize = new Sequelize(
+    process.env.MYSQL_DBNAME,
+    process.env.MYSQL_DBUSER,
+    process.env.MYSQL_DBPASS,
+    {
+        host: process.env.MYSQL_DBHOST,
+        port: process.env.MYSQL_DBPORT,
+        dialect: process.env.MYSQL_DBTYPE,
+        $like: Op.like,
+        $not: Op.not
+    }
+);
+
+const checkConnection = async () => {
+  try {
+    await sequelize.authenticate();
+    console.log(`DB Connected`.cyan.underline.bold);
+  } catch (error) {
+    console.error("Unable to connect to the database:".red.bold, error);
+  }
+};
+
+checkConnection();
+
+module.exports = sequelize;
diff --git a/util/errorResponse.js b/util/errorResponse.js
new file mode 100644
index 0000000..29d4ac9
--- /dev/null
+++ b/util/errorResponse.js
@@ -0,0 +1,8 @@
+class ErrorResponse extends Error {
+  constructor(message, statusCode) {
+    super(message);
+    this.statusCode = statusCode;
+  }
+}
+
+module.exports = ErrorResponse;
diff --git a/util/helpers.js b/util/helpers.js
new file mode 100644
index 0000000..567d917
--- /dev/null
+++ b/util/helpers.js
@@ -0,0 +1,38 @@
+const appendTagList = (articleTags, article) => {
+  const tagList = articleTags.map((tag) => tag.name);
+
+  if (!article) return tagList;
+  delete article.dataValues.tagLists;
+  article.dataValues.tagList = tagList;
+};
+
+const appendFavorites = async (loggedUser, article) => {
+  const favorited = await article.hasUser(loggedUser ? loggedUser : null);
+  article.dataValues.favorited = loggedUser ? favorited : false;
+
+  const favoritesCount = await article.countUsers();
+  article.dataValues.favoritesCount = favoritesCount;
+};
+
+const appendFollowers = async (loggedUser, toAppend) => {
+  //
+  if (toAppend?.author) {
+    const author = await toAppend.getAuthor();
+    const following = await author.hasFollower(loggedUser ? loggedUser : null);
+    toAppend.author.dataValues.following = loggedUser ? following : false;
+
+    const followersCount = await author.countFollowers();
+    toAppend.author.dataValues.followersCount = followersCount;
+    //
+  } else {
+    const following = await toAppend.hasFollower(
+      loggedUser ? loggedUser : null
+    );
+    toAppend.dataValues.following = loggedUser ? following : false;
+
+    const followersCount = await toAppend.countFollowers();
+    toAppend.dataValues.followersCount = followersCount;
+  }
+};
+
+module.exports = { appendTagList, appendFavorites, appendFollowers };
diff --git a/util/jwt.js b/util/jwt.js
new file mode 100644
index 0000000..4bfed3b
--- /dev/null
+++ b/util/jwt.js
@@ -0,0 +1,14 @@
+const jwt = require("jsonwebtoken");
+
+module.exports.sign = async (user) => {
+  const token = await jwt.sign(
+    { id: user.id, username: user.username, email: user.email },
+    process.env.JWT_SECRET
+  );
+  return token;
+};
+
+module.exports.verify = async (token) => {
+  const decoded = await jwt.verify(token, process.env.JWT_SECRET);
+  return decoded;
+};