Read Token signing key from environment

src/data/mod.rs

@@ -16,6 +16,10 @@ pub struct Claims {
     pub exp: i64,
 }
 
+pub fn secret_key() -> String {
+    dotenv::var("SECRET_KEY").unwrap()
+}
+
 impl FromStr for Claims {
     type Err = jsonwebtoken::errors::Error;
 
@@ -24,7 +28,7 @@ impl FromStr for Claims {
 
         match decode::<Claims>(
             &token,
-            &DecodingKey::from_secret("secret_token".as_ref()),
+            &DecodingKey::from_secret(secret_key().as_bytes()),
             &Validation::new(Algorithm::HS256),
         ) {
             Ok(data) => Ok(data.claims),