Add a way to reset password

backend/src/email.rs

@@ -32,10 +32,9 @@ impl From<lettre::error::Error> for Error {
     }
 }
 
-pub async fn send_validation(
-    site_url: &str,
+pub async fn send_email(
     email: &str,
-    token: &str,
+    message: &str,
     smtp_relay_address: &str,
     smtp_login: &str,
     smtp_password: &str,
@@ -45,10 +44,7 @@ pub async fn send_validation(
         .from("recipes@gburri.org".parse()?)
         .to(email.parse()?)
         .subject("recipes.gburri.org account validation")
-        .body(format!(
-            "Follow this link to confirm your inscription: {}/validation?validation_token={}",
-            site_url, token
-        ))?;
+        .body(message.to_string())?;
 
     let credentials = Credentials::new(smtp_login.to_string(), smtp_password.to_string());