Implement RUSTDESK_UNATTENDED_PWD_VISIBILITY to enable visibility of unattended passwords within the Admin UI even when User is logged in.

src/api/admin/pages/devices.rs

@@ -211,8 +211,9 @@ async fn render_table(state: &Arc<AppState>, lang: Lang) -> Result<String, ApiEr
             t(lang, "devices.no_devices"),
         );
     }
+    let always_show_pwd = unattended_pwd_always_visible();
     for d in &devices {
-        render_device_row(&mut s, lang, d, now);
+        render_device_row(&mut s, lang, d, now, always_show_pwd);
     }
     let _ = write!(
         s,
@@ -225,11 +226,24 @@ async fn render_table(state: &Arc<AppState>, lang: Lang) -> Result<String, ApiEr
     Ok(s)
 }
 
+/// Resolves the `--unattended-pwd-visibility` setting (env key
+/// `UNATTENDED-PWD-VISIBILITY`, also settable via `.env`). Returns `true`
+/// when the admin UI should surface the unattended password even while an
+/// interactive user is logged in. Default (`logged-out`, or any
+/// unrecognised value) keeps the original behaviour: shown only when nobody
+/// is logged in.
+fn unattended_pwd_always_visible() -> bool {
+    crate::common::get_arg_or("unattended-pwd-visibility", "logged-out".to_owned())
+        .trim()
+        .eq_ignore_ascii_case("always")
+}
+
 fn render_device_row(
     s: &mut String,
     lang: Lang,
     d: &DashboardDeviceRow,
     now: chrono::DateTime<chrono::Utc>,
+    always_show_pwd: bool,
 ) {
     let parsed: serde_json::Value =
         serde_json::from_str(&d.sysinfo_payload).unwrap_or(serde_json::Value::Null);
@@ -290,11 +304,12 @@ fn render_device_row(
     // Per-boot unattended-access password reported by hello-agent. Visible
     // only when (a) the device is online (offline rows show stale data),
     // (b) no interactive user is logged in (otherwise the supporter
-    // should be using the per-session approval popup, not the password),
-    // and (c) the agent has actually reported one (vanilla rustdesk
+    // should be using the per-session approval popup, not the password)
+    // — unless `--unattended-pwd-visibility=always` overrides (b), and
+    // (c) the agent has actually reported one (vanilla rustdesk
     // never will). Otherwise show a neutral dash so the column lines up.
     let unattended_pwd_cell = if is_online
-        && active_user.is_empty()
+        && (always_show_pwd || active_user.is_empty())
         && !d.unattended_password.is_empty()
     {
         format!(