diff --git a/.env.prod b/.env.prod
new file mode 100644
index 0000000..e4ea1d2
--- /dev/null
+++ b/.env.prod
@@ -0,0 +1,7 @@
+NODE_ENV=prod
+DB_HOST=localhost
+DB_PORT=5432
+DB_USER=your_db_user
+DB_NAME=your_db_name
+DB_PASSWORD=your_db_password
+JWT_SECRET_KEY=your_secret_key
\ No newline at end of file
diff --git a/.env.test b/.env.test
new file mode 100644
index 0000000..d42db9e
--- /dev/null
+++ b/.env.test
@@ -0,0 +1,7 @@
+NODE_ENV=test
+DB_HOST=localhost
+DB_PORT=5432
+DB_USER=your_db_user
+DB_NAME=your_db_name
+DB_PASSWORD=your_db_password
+JWT_SECRET_KEY=your_secret_key
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 4781473..bc435e4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -74,6 +74,7 @@ web_modules/
 
 # dotenv environment variable files
 .env
+.env.dev
 .env.development.local
 .env.test.local
 .env.production.local
diff --git a/index.js b/index.js
index 01f3874..1c367ef 100644
--- a/index.js
+++ b/index.js
@@ -13,7 +13,9 @@ const { swaggerUi, swaggerSpec } = require('./config/swagger'); // Import Swagge
 const metricsRoutes = require('./routes/metricsRoutes');
 const { trackRequests } = require('./controllers/metricsController');
 
-dotenv.config();
+dotenv.config({
+  path: `.env.${process.env.NODE_ENV || 'dev'}`,
+});
 
 const app = express();
 const port = process.env.PORT || 3000;
diff --git a/package-lock.json b/package-lock.json
index 276741a..7fa20eb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6532,13 +6532,6 @@
                 "url": "https://github.com/sponsors/sindresorhus"
             }
         },
-        "node_modules/openapi-types": {
-            "version": "12.1.3",
-            "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-12.1.3.tgz",
-            "integrity": "sha512-N4YtSYJqghVu4iek2ZUvcN/0aqH1kRDuNqzcycDxhOUpg7GdvLa2F3DgS6yBNhInhv2r/6I0Flkn7CqL8+nIcw==",
-            "license": "MIT",
-            "peer": true
-        },
         "node_modules/p-limit": {
             "version": "3.1.0",
             "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-3.1.0.tgz",
diff --git a/package.json b/package.json
index d8c4e99..6718fb6 100644
--- a/package.json
+++ b/package.json
@@ -53,8 +53,8 @@
         ]
     },
     "scripts": {
-        "test": "DEBUG=module:* nyc mocha --require @babel/register",
-        "start": "node src/index.js",
-        "dev": "nodemon src/index.js"
+        "test": "NODE_ENV=prod DEBUG=module:* nyc mocha --require @babel/register",
+        "start": "NODE_ENV=prod node index.js",
+        "start:dev": "node index.js"
     }
 }