diff --git a/app.js b/app.js
index 40fd9bc167f..89e35001772 100644
--- a/app.js
+++ b/app.js
@@ -1,25 +1,33 @@
-const express = require('express')
-const logger = require('morgan')
-const cors = require('cors')
+const express = require("express");
+const logger = require("morgan");
+const cors = require("cors");
+const contactsRouter = require("./routes/api/contacts");
+const usersRouter = require("./routes/api/users");
+const auth = require("./middlewares/auth"); // middleware pt autentificare
 
-const contactsRouter = require('./routes/api/contacts')
+const app = express();
 
-const app = express()
+const formatsLogger = app.get("env") === "development" ? "dev" : "short";
 
-const formatsLogger = app.get('env') === 'development' ? 'dev' : 'short'
+// middlewareuri globale
+app.use(logger(formatsLogger));
+app.use(cors());
+app.use(express.json());
 
-app.use(logger(formatsLogger))
-app.use(cors())
-app.use(express.json())
+// rute publice (fara autentificare)
+app.use("/api/users", usersRouter);
 
-app.use('/api/contacts', contactsRouter)
+// rute protejate (autentificare necesara)
+app.use("/api/contacts", auth, contactsRouter); // adauga autentificarea pt rutele de contacte
 
+// ruta pentru erori 404
 app.use((req, res) => {
-  res.status(404).json({ message: 'Not found' })
-})
+  res.status(404).json({ message: "Not found" });
+});
 
+// middleware global pentru gestionarea erorilor
 app.use((err, req, res, next) => {
-  res.status(500).json({ message: err.message })
-})
+  res.status(500).json({ message: err.message });
+});
 
-module.exports = app
+module.exports = app;
diff --git a/middlewares/auth.js b/middlewares/auth.js
new file mode 100644
index 00000000000..6254219aefe
--- /dev/null
+++ b/middlewares/auth.js
@@ -0,0 +1,33 @@
+const jwt = require("jsonwebtoken");
+const User = require("../models/user");
+require("dotenv").config();
+
+const { SECRET_KEY } = process.env;
+
+const auth = async (req, res, next) => {
+  const { authorization = "" } = req.headers; // extrage antetul Authorization
+  const [bearer, token] = authorization.split(" ");
+
+  if (bearer !== "Bearer" || !token) {
+    return res.status(401).json({ message: "Not authorized" });
+  }
+
+  try {
+    // decodifica token
+    const { id } = jwt.verify(token, SECRET_KEY);
+
+    // gaseste utilizatorul in baza de date
+    const user = await User.findById(id);
+    if (!user || !user.token) {
+      return res.status(401).json({ message: "Not authorized" });
+    }
+
+    // adauga utilizatorul în req pentru a fi utilizat în rutele protejate
+    req.user = user;
+    next(); // Permite accesul la ruta
+  } catch (error) {
+    res.status(401).json({ message: "Not authorized" });
+  }
+};
+
+module.exports = auth;
diff --git a/models/contacts.js b/models/contacts.js
index 409d11c7c09..8bfc5ad4343 100644
--- a/models/contacts.js
+++ b/models/contacts.js
@@ -1,19 +1,26 @@
-// const fs = require('fs/promises')
+const { Schema, model } = require("mongoose");
 
-const listContacts = async () => {}
+const contactSchema = new Schema({
+  name: {
+    type: String,
+    required: [true, "Set name for contact"],
+  },
+  email: {
+    type: String,
+  },
+  phone: {
+    type: String,
+  },
+  favorite: {
+    type: Boolean,
+    default: false,
+  },
+  owner: {
+    type: Schema.Types.ObjectId, // ref la utilizator
+    ref: "User", // numele modelului de utilizatori
+  },
+});
 
-const getContactById = async (contactId) => {}
+const Contact = model("contact", contactSchema);
 
-const removeContact = async (contactId) => {}
-
-const addContact = async (body) => {}
-
-const updateContact = async (contactId, body) => {}
-
-module.exports = {
-  listContacts,
-  getContactById,
-  removeContact,
-  addContact,
-  updateContact,
-}
+module.exports = Contact;
\ No newline at end of file
diff --git a/models/user.js b/models/user.js
new file mode 100644
index 00000000000..e87ecb98ff7
--- /dev/null
+++ b/models/user.js
@@ -0,0 +1,26 @@
+const { Schema, model } = require("mongoose");
+
+const userSchema = new Schema({
+  password: {
+    type: String,
+    required: [true, "Password is required"],
+  },
+  email: {
+    type: String,
+    required: [true, "Email is required"],
+    unique: true,
+  },
+  subscription: {
+    type: String,
+    enum: ["starter", "pro", "business"],
+    default: "starter",
+  },
+  token: {
+    type: String,
+    default: null,
+  },
+});
+
+const User = model("user", userSchema);
+
+module.exports = User;
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index e6d047044e5..37b90348f32 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,9 +8,14 @@
       "name": "template",
       "version": "0.0.0",
       "dependencies": {
+        "bcryptjs": "^2.4.3",
         "cors": "2.8.5",
         "cross-env": "7.0.3",
+        "dotenv": "^16.4.7",
         "express": "4.17.1",
+        "joi": "^17.13.3",
+        "jsonwebtoken": "^9.0.2",
+        "mongoose": "^8.9.0",
         "morgan": "1.10.0"
       },
       "devDependencies": {
@@ -141,6 +146,51 @@
         "node": "^10.12.0 || >=12.0.0"
       }
     },
+    "node_modules/@hapi/hoek": {
+      "version": "9.3.0",
+      "resolved": "https://registry.npmjs.org/@hapi/hoek/-/hoek-9.3.0.tgz",
+      "integrity": "sha512-/c6rf4UJlmHlC9b5BaNvzAcFv7HZ2QHaV0D4/HNlBdvFnvQq8RI4kYdhyPCl7Xj+oWvTWQ8ujhqS53LIgAe6KQ==",
+      "license": "BSD-3-Clause"
+    },
+    "node_modules/@hapi/topo": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/@hapi/topo/-/topo-5.1.0.tgz",
+      "integrity": "sha512-foQZKJig7Ob0BMAYBfcJk8d77QtOe7Wo4ox7ff1lQYoNNAb6jwcY1ncdoy2e9wQZzvNy7ODZCYJkK8kzmcAnAg==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "@hapi/hoek": "^9.0.0"
+      }
+    },
+    "node_modules/@mongodb-js/saslprep": {
+      "version": "1.1.9",
+      "resolved": "https://registry.npmjs.org/@mongodb-js/saslprep/-/saslprep-1.1.9.tgz",
+      "integrity": "sha512-tVkljjeEaAhCqTzajSdgbQ6gE6f3oneVwa3iXR6csiEwXXOFsiC6Uh9iAjAhXPtqa/XMDHWjjeNH/77m/Yq2dw==",
+      "license": "MIT",
+      "dependencies": {
+        "sparse-bitfield": "^3.0.3"
+      }
+    },
+    "node_modules/@sideway/address": {
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/@sideway/address/-/address-4.1.5.tgz",
+      "integrity": "sha512-IqO/DUQHUkPeixNQ8n0JA6102hT9CmaljNTPmQ1u8MEhBo/R4Q8eKLN/vGZxuebwOroDB4cbpjheD4+/sKFK4Q==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "@hapi/hoek": "^9.0.0"
+      }
+    },
+    "node_modules/@sideway/formula": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/@sideway/formula/-/formula-3.0.1.tgz",
+      "integrity": "sha512-/poHZJJVjx3L+zVD6g9KgHfYnb443oi7wLu/XKojDviHy6HOEOA6z1Trk5aR1dGcmPenJEgb2sK2I80LeS3MIg==",
+      "license": "BSD-3-Clause"
+    },
+    "node_modules/@sideway/pinpoint": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@sideway/pinpoint/-/pinpoint-2.0.0.tgz",
+      "integrity": "sha512-RNiOoTPkptFtSVzQevY/yWtZwf/RxyVnPy/OcA9HBM3MlGDnBEYL5B41H0MTn0Uec8Hi+2qUtTfG2WWZBmMejQ==",
+      "license": "BSD-3-Clause"
+    },
     "node_modules/@sindresorhus/is": {
       "version": "0.14.0",
       "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.14.0.tgz",
@@ -168,6 +218,21 @@
       "integrity": "sha1-7ihweulOEdK4J7y+UnC86n8+ce4=",
       "dev": true
     },
+    "node_modules/@types/webidl-conversions": {
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/@types/webidl-conversions/-/webidl-conversions-7.0.3.tgz",
+      "integrity": "sha512-CiJJvcRtIgzadHCYXw7dqEnMNRjhGZlYK05Mj9OyktqV8uVT8fD2BFOB7S1uwBE3Kj2Z+4UyPmFw/Ixgw/LAlA==",
+      "license": "MIT"
+    },
+    "node_modules/@types/whatwg-url": {
+      "version": "11.0.5",
+      "resolved": "https://registry.npmjs.org/@types/whatwg-url/-/whatwg-url-11.0.5.tgz",
+      "integrity": "sha512-coYR071JRaHa+xoEvvYqvnIHaVqaYrLPbsufM9BF63HkwI5Lgmy2QR8Q5K/lYDYo5AK82wOvSOS0UsLTpTG7uQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/webidl-conversions": "*"
+      }
+    },
     "node_modules/abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -354,6 +419,12 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/bcryptjs": {
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/bcryptjs/-/bcryptjs-2.4.3.tgz",
+      "integrity": "sha512-V/Hy/X9Vt7f3BbPJEi8BdVFMByHi+jNXrYkW3huaybV/kQ0KJg0Y6PkEMbn+zeT+i+SiKZ/HMqJGIIt4LZDqNQ==",
+      "license": "MIT"
+    },
     "node_modules/binary-extensions": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
@@ -452,6 +523,21 @@
         "node": ">=8"
       }
     },
+    "node_modules/bson": {
+      "version": "6.10.1",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-6.10.1.tgz",
+      "integrity": "sha512-P92xmHDQjSKPLHqFxefqMxASNq/aWJMEZugpCjf+AF/pgcUpMMQCg7t7+ewko0/u8AapvF3luf/FoehddEK+sA==",
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=16.20.1"
+      }
+    },
+    "node_modules/buffer-equal-constant-time": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
+      "integrity": "sha512-zRpUiDwd/xk6ADqPMATG8vc9VPrkck7T07OIx0gnjmJAnHnTVXNQG3vfvWNuiZIkwu9KrKdA1iJKfsfTVxE6NA==",
+      "license": "BSD-3-Clause"
+    },
     "node_modules/bytes": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
@@ -728,7 +814,6 @@
       "version": "4.3.3",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
       "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
-      "dev": true,
       "dependencies": {
         "ms": "2.1.2"
       },
@@ -823,12 +908,33 @@
         "node": ">=8"
       }
     },
+    "node_modules/dotenv": {
+      "version": "16.4.7",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.7.tgz",
+      "integrity": "sha512-47qPchRCykZC03FhkYAhrvwU4xDBFIj1QPqaarj6mdM/hgUzfPHcpkHJOn3mJAufFeeAxAzeGsr5X0M4k6fLZQ==",
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
     "node_modules/duplexer3": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
       "integrity": "sha1-7gHdHKwO08vH/b6jfcCo8c4ALOI=",
       "dev": true
     },
+    "node_modules/ecdsa-sig-formatter": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
+      "integrity": "sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
     "node_modules/ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -2166,6 +2272,19 @@
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
       "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
     },
+    "node_modules/joi": {
+      "version": "17.13.3",
+      "resolved": "https://registry.npmjs.org/joi/-/joi-17.13.3.tgz",
+      "integrity": "sha512-otDA4ldcIx+ZXsKHWmp0YizCweVRZG96J10b0FevjfuncLO1oX59THoAmHkNubYJ+9gWsYsp5k8v4ib6oDv1fA==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "@hapi/hoek": "^9.3.0",
+        "@hapi/topo": "^5.1.0",
+        "@sideway/address": "^4.1.5",
+        "@sideway/formula": "^3.0.1",
+        "@sideway/pinpoint": "^2.0.0"
+      }
+    },
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
@@ -2215,6 +2334,58 @@
         "json5": "lib/cli.js"
       }
     },
+    "node_modules/jsonwebtoken": {
+      "version": "9.0.2",
+      "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-9.0.2.tgz",
+      "integrity": "sha512-PRp66vJ865SSqOlgqS8hujT5U4AOgMfhrwYIuIhfKaoSCZcirrmASQr8CX7cUg+RMih+hgznrjp99o+W4pJLHQ==",
+      "license": "MIT",
+      "dependencies": {
+        "jws": "^3.2.2",
+        "lodash.includes": "^4.3.0",
+        "lodash.isboolean": "^3.0.3",
+        "lodash.isinteger": "^4.0.4",
+        "lodash.isnumber": "^3.0.3",
+        "lodash.isplainobject": "^4.0.6",
+        "lodash.isstring": "^4.0.1",
+        "lodash.once": "^4.0.0",
+        "ms": "^2.1.1",
+        "semver": "^7.5.4"
+      },
+      "engines": {
+        "node": ">=12",
+        "npm": ">=6"
+      }
+    },
+    "node_modules/jwa": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.4.1.tgz",
+      "integrity": "sha512-qiLX/xhEEFKUAJ6FiBMbes3w9ATzyk5W7Hvzpa/SLYdxNtng+gcurvrI7TbACjIXlsJyr05/S1oUhZrc63evQA==",
+      "license": "MIT",
+      "dependencies": {
+        "buffer-equal-constant-time": "1.0.1",
+        "ecdsa-sig-formatter": "1.0.11",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "node_modules/jws": {
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.2.tgz",
+      "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
+      "license": "MIT",
+      "dependencies": {
+        "jwa": "^1.4.1",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "node_modules/kareem": {
+      "version": "2.6.3",
+      "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.6.3.tgz",
+      "integrity": "sha512-C3iHfuGUXK2u8/ipq9LfjFfXFxAZMQJJq7vLS45r3D9Y2xQ/m4S8zaR4zMLFWh9AsNPXmcFfUDhTEO8UIC/V6Q==",
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=12.0.0"
+      }
+    },
     "node_modules/keyv": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/keyv/-/keyv-3.1.0.tgz",
@@ -2268,6 +2439,48 @@
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
+    "node_modules/lodash.includes": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/lodash.includes/-/lodash.includes-4.3.0.tgz",
+      "integrity": "sha512-W3Bx6mdkRTGtlJISOvVD/lbqjTlPPUDTMnlXZFnVwi9NKJ6tiAk6LVdlhZMm17VZisqhKcgzpO5Wz91PCt5b0w==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isboolean": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz",
+      "integrity": "sha512-Bz5mupy2SVbPHURB98VAcw+aHh4vRV5IPNhILUCsOzRmsTmSQ17jIuqopAentWoehktxGd9e/hbIXq980/1QJg==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isinteger": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz",
+      "integrity": "sha512-DBwtEWN2caHQ9/imiNeEA5ys1JoRtRfY3d7V9wkqtbycnAmTvRRmbHKDV4a0EYc678/dia0jrte4tjYwVBaZUA==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isnumber": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz",
+      "integrity": "sha512-QYqzpfwO3/CWf3XP+Z+tkQsfaLL/EnUlXWVkIk5FUPc4sBdTehEqZONuyRt2P67PXAk+NXmTBcc97zw9t1FQrw==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isplainobject": {
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
+      "integrity": "sha512-oSXzaWypCMHkPC3NvBEaPHf0KsA5mvPrOPgQWDsbg8n7orZ290M0BmC/jgRZ4vcJ6DTAhjrsSYgdsW/F+MFOBA==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.isstring": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
+      "integrity": "sha512-0wJxfxH1wgO3GrbuP+dTTk7op+6L41QCXbGINEmD+ny/G/eCqGzxyCsh7159S+mgDDcoarnBw6PC1PS5+wUGgw==",
+      "license": "MIT"
+    },
+    "node_modules/lodash.once": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
+      "integrity": "sha512-Sb487aTOCr9drQVL8pIxOzVhafOjZN9UU54hiN8PU3uAiSV7lx1yYNpbNmex2PK6dSJoNTSJUUswT651yww3Mg==",
+      "license": "MIT"
+    },
     "node_modules/lodash.truncate": {
       "version": "4.4.2",
       "resolved": "https://registry.npmjs.org/lodash.truncate/-/lodash.truncate-4.4.2.tgz",
@@ -2283,18 +2496,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/lru-cache": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
-      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
-      "dev": true,
-      "dependencies": {
-        "yallist": "^4.0.0"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/make-dir": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-3.1.0.tgz",
@@ -2327,6 +2528,12 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/memory-pager": {
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+        "lodash.isplainobject": "^4.0.6",
+        "lodash.isstring": "^4.0.1",
+        "lodash.once": "^4.0.0",
+        "ms": "^2.1.1",
+        "semver": "^7.5.4"
+      }
+    },
+    "jwa": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.4.1.tgz",
+      "integrity": "sha512-qiLX/xhEEFKUAJ6FiBMbes3w9ATzyk5W7Hvzpa/SLYdxNtng+gcurvrI7TbACjIXlsJyr05/S1oUhZrc63evQA==",
+      "requires": {
+        "buffer-equal-constant-time": "1.0.1",
+        "ecdsa-sig-formatter": "1.0.11",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "jws": {
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.2.tgz",
+      "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
+      "requires": {
+        "jwa": "^1.4.1",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "kareem": {
+      "version": "2.6.3",
+      "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.6.3.tgz",
+      "integrity": "sha512-C3iHfuGUXK2u8/ipq9LfjFfXFxAZMQJJq7vLS45r3D9Y2xQ/m4S8zaR4zMLFWh9AsNPXmcFfUDhTEO8UIC/V6Q=="
+    },
     "keyv": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/keyv/-/keyv-3.1.0.tgz",
@@ -5356,6 +5839,41 @@
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
+    "lodash.includes": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/lodash.includes/-/lodash.includes-4.3.0.tgz",
+      "integrity": "sha512-W3Bx6mdkRTGtlJISOvVD/lbqjTlPPUDTMnlXZFnVwi9NKJ6tiAk6LVdlhZMm17VZisqhKcgzpO5Wz91PCt5b0w=="
+    },
+    "lodash.isboolean": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz",
+      "integrity": "sha512-Bz5mupy2SVbPHURB98VAcw+aHh4vRV5IPNhILUCsOzRmsTmSQ17jIuqopAentWoehktxGd9e/hbIXq980/1QJg=="
+    },
+    "lodash.isinteger": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz",
+      "integrity": "sha512-DBwtEWN2caHQ9/imiNeEA5ys1JoRtRfY3d7V9wkqtbycnAmTvRRmbHKDV4a0EYc678/dia0jrte4tjYwVBaZUA=="
+    },
+    "lodash.isnumber": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz",
+      "integrity": "sha512-QYqzpfwO3/CWf3XP+Z+tkQsfaLL/EnUlXWVkIk5FUPc4sBdTehEqZONuyRt2P67PXAk+NXmTBcc97zw9t1FQrw=="
+    },
+    "lodash.isplainobject": {
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
+      "integrity": "sha512-oSXzaWypCMHkPC3NvBEaPHf0KsA5mvPrOPgQWDsbg8n7orZ290M0BmC/jgRZ4vcJ6DTAhjrsSYgdsW/F+MFOBA=="
+    },
+    "lodash.isstring": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
+      "integrity": "sha512-0wJxfxH1wgO3GrbuP+dTTk7op+6L41QCXbGINEmD+ny/G/eCqGzxyCsh7159S+mgDDcoarnBw6PC1PS5+wUGgw=="
+    },
+    "lodash.once": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
+      "integrity": "sha512-Sb487aTOCr9drQVL8pIxOzVhafOjZN9UU54hiN8PU3uAiSV7lx1yYNpbNmex2PK6dSJoNTSJUUswT651yww3Mg=="
+    },
     "lodash.truncate": {
       "version": "4.4.2",
       "resolved": "https://registry.npmjs.org/lodash.truncate/-/lodash.truncate-4.4.2.tgz",
@@ -5368,15 +5886,6 @@
       "integrity": "sha512-G2Lj61tXDnVFFOi8VZds+SoQjtQC3dgokKdDG2mTm1tx4m50NUHBOZSBwQQHyy0V12A0JTG4icfZQH+xPyh8VA==",
       "dev": true
     },
-    "lru-cache": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
-      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
-      "dev": true,
-      "requires": {
-        "yallist": "^4.0.0"
-      }
-    },
     "make-dir": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-3.1.0.tgz",
@@ -5399,6 +5908,11 @@
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
       "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
     },
+    "memory-pager": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.5.0.tgz",
+      "integrity": "sha512-ZS4Bp4r/Zoeq6+NLJpP+0Zzm0pR8whtGPf1XExKLJBAczGMnSi3It14OiNCStjQjM6NU1okjQGSxgEZN8eBYKg=="
+    },
     "merge-descriptors": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
@@ -5448,6 +5962,46 @@
       "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
       "dev": true
     },
+    "mongodb": {
+      "version": "6.12.0",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-6.12.0.tgz",
+      "integrity": "sha512-RM7AHlvYfS7jv7+BXund/kR64DryVI+cHbVAy9P61fnb1RcWZqOW1/Wj2YhqMCx+MuYhqTRGv7AwHBzmsCKBfA==",
+      "requires": {
+        "@mongodb-js/saslprep": "^1.1.9",
+        "bson": "^6.10.1",
+        "mongodb-connection-string-url": "^3.0.0"
+      }
+    },
+    "mongodb-connection-string-url": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/mongodb-connection-string-url/-/mongodb-connection-string-url-3.0.1.tgz",
+      "integrity": "sha512-XqMGwRX0Lgn05TDB4PyG2h2kKO/FfWJyCzYQbIhXUxz7ETt0I/FqHjUeqj37irJ+Dl1ZtU82uYyj14u2XsZKfg==",
+      "requires": {
+        "@types/whatwg-url": "^11.0.2",
+        "whatwg-url": "^13.0.0"
+      }
+    },
+    "mongoose": {
+      "version": "8.9.0",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-8.9.0.tgz",
+      "integrity": "sha512-b58zY3PLNBcoz6ZXFckr0leJcVVBMAOBvD+7Bj2ZjghAwntXmNnqwlDixTKQU3UYoQIGTv+AQx/0ThsvaeVrCA==",
+      "requires": {
+        "bson": "^6.10.1",
+        "kareem": "2.6.3",
+        "mongodb": "~6.12.0",
+        "mpath": "0.9.0",
+        "mquery": "5.0.0",
+        "ms": "2.1.3",
+        "sift": "17.1.3"
+      },
+      "dependencies": {
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        }
+      }
+    },
     "morgan": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/morgan/-/morgan-1.10.0.tgz",
@@ -5480,11 +6034,23 @@
         }
       }
     },
+    "mpath": {
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.9.0.tgz",
+      "integrity": "sha512-ikJRQTk8hw5DEoFVxHG1Gn9T/xcjtdnOKIU1JTmGjZZlg9LST2mBLmcX3/ICIbgJydT2GOc15RnNy5mHmzfSew=="
+    },
+    "mquery": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-5.0.0.tgz",
+      "integrity": "sha512-iQMncpmEK8R8ncT8HJGsGc9Dsp8xcgYMVSbs5jgnm1lFHTZqMJTUWTDx1LBO8+mK3tPNZWFLBghQEIOULSTHZg==",
+      "requires": {
+        "debug": "4.x"
+      }
+    },
     "ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
-      "dev": true
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
     },
     "natural-compare": {
       "version": "1.4.0",
@@ -5795,10 +6361,9 @@
       }
     },
     "punycode": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
-      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
-      "dev": true
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
+      "integrity": "sha512-vYt7UD1U9Wg6138shLtLOvdAu+8DsC/ilFtEVHcH+wydcSpNE20AfSOduf6MkRFahL5FY7X1oU7nKVZFtfq8Fg=="
     },
     "pupa": {
       "version": "2.1.1",
@@ -5940,13 +6505,9 @@
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
     "semver": {
-      "version": "7.3.5",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.5.tgz",
-      "integrity": "sha512-PoeGJYh8HK4BTO/a9Tf6ZG3veo/A7ZVsYrSA6J8ny9nb3B1VrpkuN+z9OE5wfE5p6H4LchYZsegiQgbJD94ZFQ==",
-      "dev": true,
-      "requires": {
-        "lru-cache": "^6.0.0"
-      }
+      "version": "7.6.3",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
+      "integrity": "sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A=="
     },
     "semver-diff": {
       "version": "3.1.1",
@@ -6047,6 +6608,11 @@
         "object-inspect": "^1.9.0"
       }
     },
+    "sift": {
+      "version": "17.1.3",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-17.1.3.tgz",
+      "integrity": "sha512-Rtlj66/b0ICeFzYTuNvX/EF1igRbbnGSvEyT79McoZa/DeGhMyC5pWKOEsZKnpkqtSeovd5FL/bjHWC3CIIvCQ=="
+    },
     "signal-exit": {
       "version": "3.0.6",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.6.tgz",
@@ -6064,6 +6630,14 @@
         "is-fullwidth-code-point": "^3.0.0"
       }
     },
+    "sparse-bitfield": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+      "integrity": "sha512-kvzhi7vqKTfkh0PZU+2D2PIllw2ymqJKujUcyPMd9Y75Nv4nPbGJZXNhxsgdQab2BmlDct1YnfQCguEvHr7VsQ==",
+      "requires": {
+        "memory-pager": "^1.0.2"
+      }
+    },
     "sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@@ -6204,6 +6778,14 @@
         "nopt": "~1.0.10"
       }
     },
+    "tr46": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-4.1.1.tgz",
+      "integrity": "sha512-2lv/66T7e5yNyhAAC4NaKe5nVavzuGJQVVtRYLyQ2OI8tsJ61PMLlelehb0wi2Hx6+hT/OJUWZcw8MjlSRnxvw==",
+      "requires": {
+        "punycode": "^2.3.0"
+      }
+    },
     "tsconfig-paths": {
       "version": "3.12.0",
       "resolved": "https://registry.npmjs.org/tsconfig-paths/-/tsconfig-paths-3.12.0.tgz",
@@ -6337,6 +6919,20 @@
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
+    "webidl-conversions": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-7.0.0.tgz",
+      "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g=="
+    },
+    "whatwg-url": {
+      "version": "13.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-13.0.0.tgz",
+      "integrity": "sha512-9WWbymnqj57+XEuqADHrCJ2eSXzn8WXIW/YSGaZtb2WKAInQ6CHfaUUcTyyver0p8BDg5StLQq8h1vtZuwmOig==",
+      "requires": {
+        "tr46": "^4.1.1",
+        "webidl-conversions": "^7.0.0"
+      }
+    },
     "which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -6407,12 +7003,6 @@
       "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-4.0.0.tgz",
       "integrity": "sha512-PSNhEJDejZYV7h50BohL09Er9VaIefr2LMAf3OEmpCkjOi34eYyQYAXUTjEQtZJTKcF0E2UKTh+osDLsgNim9Q==",
       "dev": true
-    },
-    "yallist": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
-      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
-      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 5045e827160..5fe7bb5b0bd 100644
--- a/package.json
+++ b/package.json
@@ -9,9 +9,14 @@
     "lint:fix": "eslint --fix **/*.js"
   },
   "dependencies": {
+    "bcryptjs": "^2.4.3",
     "cors": "2.8.5",
     "cross-env": "7.0.3",
+    "dotenv": "^16.4.7",
     "express": "4.17.1",
+    "joi": "^17.13.3",
+    "jsonwebtoken": "^9.0.2",
+    "mongoose": "^8.9.0",
     "morgan": "1.10.0"
   },
   "devDependencies": {
diff --git a/routes/api/contacts.js b/routes/api/contacts.js
index a60ebd69231..22026b97928 100644
--- a/routes/api/contacts.js
+++ b/routes/api/contacts.js
@@ -1,25 +1,107 @@
-const express = require('express')
+const express = require("express");
+const { isValidObjectId } = require("mongoose"); // pt validare ID
+const Contact = require("../../models/contacts"); // model Contact
+const auth = require("../../middlewares/auth"); // middleware pt autentificare
 
-const router = express.Router()
+const router = express.Router();
 
-router.get('/', async (req, res, next) => {
-  res.json({ message: 'template message' })
-})
+// GET /api/contacts - obtine toate contactele utilizatorului curent
+router.get("/", auth, async (req, res, next) => {
+  try {
+    const { _id: owner } = req.user; // ID utilizator autentificat
+    const { page = 1, limit = 20, favorite } = req.query; // extrage query
 
-router.get('/:contactId', async (req, res, next) => {
-  res.json({ message: 'template message' })
-})
+    const skip = (page - 1) * limit; // de unde incepe paginarea
 
-router.post('/', async (req, res, next) => {
-  res.json({ message: 'template message' })
-})
+    // filtru pt query `favorite`
+    const filter = { owner };
+    if (favorite !== undefined) {
+      filter.favorite = favorite === "true";
+    }
 
-router.delete('/:contactId', async (req, res, next) => {
-  res.json({ message: 'template message' })
-})
+    const contacts = await Contact.find(filter)
+      .skip(skip)
+      .limit(Number(limit)); // paginare
 
-router.put('/:contactId', async (req, res, next) => {
-  res.json({ message: 'template message' })
-})
+    res.status(200).json(contacts);
+  } catch (error) {
+    next(error);
+  }
+});
 
-module.exports = router
+// GET /api/contacts/:contactId - obtine un contact după ID
+router.get("/:contactId", auth, async (req, res, next) => {
+  const { contactId } = req.params;
+
+  if (!isValidObjectId(contactId)) {
+    return res.status(400).json({ message: "Invalid contact ID" });
+  }
+
+  try {
+    const { _id: owner } = req.user;
+    const contact = await Contact.findOne({ _id: contactId, owner }); // filtreaza contactul dupa owner
+    if (!contact) {
+      return res.status(404).json({ message: "Not found" });
+    }
+    res.status(200).json(contact);
+  } catch (error) {
+    next(error);
+  }
+});
+
+// POST /api/contacts - creeaza un contact nou
+router.post("/", auth, async (req, res, next) => {
+  try {
+    const { _id: owner } = req.user; // ID utilizator autentificat
+    const newContact = await Contact.create({ ...req.body, owner }); // adauga owner la contact
+    res.status(201).json(newContact);
+  } catch (error) {
+    next(error);
+  }
+});
+
+// DELETE /api/contacts/:contactId - sterge un contact dupa ID
+router.delete("/:contactId", auth, async (req, res, next) => {
+  const { contactId } = req.params;
+
+  if (!isValidObjectId(contactId)) {
+    return res.status(400).json({ message: "Invalid contact ID" });
+  }
+
+  try {
+    const { _id: owner } = req.user;
+    const result = await Contact.findOneAndDelete({ _id: contactId, owner }); // filtreaza contactul dupa owner
+    if (!result) {
+      return res.status(404).json({ message: "Not found" });
+    }
+    res.status(200).json({ message: "Contact deleted" });
+  } catch (error) {
+    next(error);
+  }
+});
+
+// PUT /api/contacts/:contactId - actualizeaza un contact după ID
+router.put("/:contactId", auth, async (req, res, next) => {
+  const { contactId } = req.params;
+
+  if (!isValidObjectId(contactId)) {
+    return res.status(400).json({ message: "Invalid contact ID" });
+  }
+
+  try {
+    const { _id: owner } = req.user;
+    const updatedContact = await Contact.findOneAndUpdate(
+      { _id: contactId, owner }, // filtreaza contactul dupa owner
+      req.body,
+      { new: true } // return contact actualizat
+    );
+    if (!updatedContact) {
+      return res.status(404).json({ message: "Not found" });
+    }
+    res.status(200).json(updatedContact);
+  } catch (error) {
+    next(error);
+  }
+});
+
+module.exports = router;
diff --git a/routes/api/users.js b/routes/api/users.js
new file mode 100644
index 00000000000..b46962cdc73
--- /dev/null
+++ b/routes/api/users.js
@@ -0,0 +1,160 @@
+const express = require("express");
+const bcrypt = require("bcryptjs");
+const jwt = require("jsonwebtoken");
+const Joi = require("joi");
+const auth = require("../../middlewares/auth"); // middleware pt autentificare
+const User = require("../../models/user"); // modelul User
+require("dotenv").config();
+
+const router = express.Router();
+
+const { SECRET_KEY } = process.env; // cheie pt JWT
+
+// validare cu Joi
+const userSchema = Joi.object({
+  email: Joi.string().email().required(),
+  password: Joi.string().min(6).required(),
+});
+
+// validare cu Joi pt actualizare subscriere
+const subscriptionSchema = Joi.object({
+  subscription: Joi.string().valid("starter", "pro", "business").required(),
+});
+
+// PATCH /users/subscription
+router.patch("/", auth, async (req, res, next) => {
+  try {
+    const { error } = subscriptionSchema.validate(req.body);
+    if (error) {
+      return res.status(400).json({ message: error.details[0].message });
+    }
+
+    const { _id } = req.user; // ID utilizator autentificat
+    const { subscription } = req.body;
+
+    const updatedUser = await User.findByIdAndUpdate(
+      _id,
+      { subscription },
+      { new: true } // return utilizator actualizat
+    );
+
+    if (!updatedUser) {
+      return res.status(404).json({ message: "Not found" });
+    }
+
+    res.status(200).json({
+      email: updatedUser.email,
+      subscription: updatedUser.subscription,
+    });
+  } catch (error) {
+    next(error);
+  }
+});
+
+// GET /users/current - obtine datele pt utilizatorul curent
+router.get("/current", auth, async (req, res, next) => {
+  try {
+    const { email, subscription } = req.user; // obtine datele pt utilizatorul autentificat
+    res.status(200).json({ email, subscription }); // return răspuns de succes
+  } catch (error) {
+    next(error);
+  }
+});
+
+// POST /users/signup
+router.post("/signup", async (req, res, next) => {
+  try {
+    // valid body
+    const { error } = userSchema.validate(req.body);
+    if (error) {
+      return res.status(400).json({ message: error.details[0].message });
+    }
+
+    const { email, password } = req.body;
+
+    // verifică dacă emailul există deja
+    const existingUser = await User.findOne({ email });
+    if (existingUser) {
+      return res.status(409).json({ message: "Email in use" });
+    }
+
+    // criptare parola
+    const hashedPassword = await bcrypt.hash(password, 10);
+
+    // creare utilizator nou
+    const newUser = await User.create({
+      email,
+      password: hashedPassword,
+    });
+
+    // raspuns de succes
+    res.status(201).json({
+      user: {
+        email: newUser.email,
+        subscription: newUser.subscription,
+      },
+    });
+  } catch (error) {
+    next(error);
+  }
+});
+
+// POST /users/login
+router.post("/login", async (req, res, next) => {
+  try {
+    // validare body
+    const { error } = userSchema.validate(req.body);
+    if (error) {
+      return res.status(400).json({ message: error.details[0].message });
+    }
+
+    const { email, password } = req.body;
+
+    // gaseste utilizatorul după email
+    const user = await User.findOne({ email });
+    if (!user) {
+      return res.status(401).json({ message: "Email or password is wrong" });
+    }
+
+    // verifica parola
+    const isPasswordCorrect = await bcrypt.compare(password, user.password);
+    if (!isPasswordCorrect) {
+      return res.status(401).json({ message: "Email or password is wrong" });
+    }
+
+    // creează tokenul JWT
+    const payload = { id: user._id };
+    const token = jwt.sign(payload, SECRET_KEY, { expiresIn: "1h" });
+
+    // salveaza token in baza de date
+    user.token = token;
+    await user.save();
+
+    // raspuns de succes
+    res.status(200).json({
+      token,
+      user: {
+        email: user.email,
+        subscription: user.subscription,
+      },
+    });
+  } catch (error) {
+    next(error);
+  }
+});
+
+// POST /users/logout
+router.post("/logout", auth, async (req, res, next) => {
+  try {
+    const { _id } = req.user; // utilizator autentificat
+
+    // sterge token
+    await User.findByIdAndUpdate(_id, { token: null });
+
+    res.status(204).json(); // raspuns logout reușit
+  } catch (error) {
+    next(error);
+  }
+});
+
+module.exports = router;
diff --git a/server.js b/server.js
index fc4e4c6bb3a..1d21e138bc6 100644
--- a/server.js
+++ b/server.js
@@ -1,5 +1,18 @@
+const mongoose = require("mongoose");
+require("dotenv").config();
 const app = require("./app");
 
-app.listen(3000, () => {
-  console.log("Server is running. Use our API on port: 3000");
-});
+const DB_HOST = process.env.DB_HOST;
+
+mongoose
+  .connect(DB_HOST)
+  .then(() => {
+    console.log("Database connection successful");
+    app.listen(3000, () => {
+      console.log("Server is running. Use our API on port: 3000");
+    });
+  })
+  .catch((error) => {
+    console.error("Database connection error:", error.message);
+    process.exit(1);
+  });