use static_files() to get image

src/api/mod.rs

@@ -22,6 +22,7 @@ pub use crate::api::{
     notifications::{start_notification_server, Notify, UpdateType},
     web::catchers as web_catchers,
     web::routes as web_routes,
+    web::static_files,
 };
 use crate::util;
 

src/api/web.rs

@@ -89,7 +89,7 @@ fn alive(_conn: DbConn) -> Json<String> {
 }
 
 #[get("/vw_static/<filename>")]
-fn static_files(filename: String) -> Result<(ContentType, &'static [u8]), Error> {
+pub fn static_files(filename: String) -> Result<(ContentType, &'static [u8]), Error> {
     match filename.as_ref() {
         "mail-github.png" => Ok((ContentType::PNG, include_bytes!("../static/images/mail-github.png"))),
         "logo-gray.png" => Ok((ContentType::PNG, include_bytes!("../static/images/logo-gray.png"))),

src/mail.rs

@@ -496,8 +496,10 @@ pub async fn send_test(address: &str) -> EmptyResult {
 }
 
 async fn send_email(address: &str, subject: &str, body_html: String, body_text: String) -> EmptyResult {
-    let logo_gray_body = Body::new(include_bytes!("static/images/logo-gray.png").to_vec());
-    let mail_github_body = Body::new(include_bytes!("static/images/mail-github.png").to_vec());
+    let (_, logo_gray) = crate::api::static_files("logo-gray.png".to_string()).unwrap();
+    let (_, mail_github) = crate::api::static_files("mail-github.png".to_string()).unwrap();
+    let logo_gray_body = Body::new(logo_gray.to_vec());
+    let mail_github_body = Body::new(mail_github.to_vec());
     let smtp_from = &CONFIG.smtp_from();
 
     let body = if CONFIG.smtp_embed_images() {