diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..da97b95
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,2 @@
+PORT=3000
+HREF="https://your.domain.com/"
diff --git a/.gitignore b/.gitignore
index 4d8b7ee..747fca8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,5 @@ data.db-journal
 .vscode
 *.db
 package-lock.json
-yarn.lock
\ No newline at end of file
+yarn.lock
+*.*~
\ No newline at end of file
diff --git a/app.js b/app.js
index e58dd9f..cc2a9e1 100644
--- a/app.js
+++ b/app.js
@@ -1,3 +1,4 @@
+require('dotenv').config()
 const express = require('express');
 const path = require('path');
 const session = require('express-session');
diff --git a/package.json b/package.json
index 6c51e14..d62e36c 100644
--- a/package.json
+++ b/package.json
@@ -12,6 +12,7 @@
     "connect-flash": "^0.1.1",
     "cookie-parser": "~1.4.4",
     "debug": "~2.6.9",
+    "dotenv": "^16.0.1",
     "ejs": "^3.1.5",
     "express": "~4.16.1",
     "express-rate-limit": "^5.2.3",