Mashallah we got telegram now :o

src/main.rs

@@ -53,7 +53,12 @@ async fn main() {
         let _ = std::fs::set_permissions(&data_dir, std::fs::Permissions::from_mode(0o700));
     }
     let db_path = format!("{}/labdeck.db", data_dir.trim_end_matches('/'));
-    let conn = db::open(&db_path).expect("cannot open database");
+    let conn = db::open(&db_path).unwrap_or_else(|e| {
+        eprintln!("cannot open database {db_path}: {e}");
+        eprintln!("hint: the data directory must be writable by this process.");
+        eprintln!("      Docker bind mount: sudo chown 10001:10001 <dir>   (or use a named volume)");
+        std::process::exit(1);
+    });
 
     let app = Arc::new(App {
         db: Mutex::new(conn),