fix: harden UI actions and daemon calls for reliable control (v1.3.2)

Retry and serialize pineapd/hak5 calls, queue virtual-pager keys, and grey out buttons until the pager finishes. Deploy now installs python3-light after factory firmware. Bump version to 1.3.2.

Co-authored-by: Cursor <cursoragent@cursor.com>

payload/user/remote_access/pager-webui/www/js/terminal.js

@@ -5,6 +5,9 @@ const Term = (() => {
   let fitAddon = null;
   let ws = null;
   let panel = null;
+  let wantOpen = false;
+  let retryTimer = null;
+  let retryMs = 400;
 
   function ensure() {
     if (term) return;
@@ -14,7 +17,20 @@ const Term = (() => {
     term.loadAddon(fitAddon);
     term.open(document.getElementById('terminal'));
     try { fitAddon.fit(); } catch (e) {}
-    term.onData((d) => { if (ws && ws.readyState === WebSocket.OPEN) ws.send(d); });
+    term.onData((d) => {
+      if (ws && ws.readyState === WebSocket.OPEN) {
+        try { ws.send(d); } catch (e) {}
+      }
+    });
+  }
+
+  function scheduleReconnect() {
+    if (!wantOpen) return;
+    clearTimeout(retryTimer);
+    retryTimer = setTimeout(() => {
+      if (wantOpen) connect();
+    }, retryMs);
+    retryMs = Math.min(5000, Math.max(400, retryMs * 2));
   }
 
   function toggle() {
@@ -23,6 +39,8 @@ const Term = (() => {
       panel.classList.remove('hidden');
       document.getElementById('terminal-btn').classList.add('active');
       try { fitAddon.fit(); } catch (e) {}
+      wantOpen = true;
+      retryMs = 400;
       connect();
     } else {
       panel.classList.add('hidden');
@@ -32,25 +50,39 @@ const Term = (() => {
   }
 
   function connect() {
-    if (ws) return;
+    if (!wantOpen) return;
+    if (ws && (ws.readyState === WebSocket.OPEN || ws.readyState === WebSocket.CONNECTING)) return;
     if (term) term.reset();
     let sock;
     try {
       sock = new WebSocket(App.terminalWs);
     } catch (e) {
       term.writeln('\r\n[cannot reach daemon terminal: ' + e.message + ']');
+      scheduleReconnect();
       return;
     }
     ws = sock;
+    sock.onopen = () => { retryMs = 400; };
     sock.onmessage = (ev) => {
       if (typeof ev.data === 'string') term.write(ev.data);
       else ev.data.text().then((t) => term.write(t));
     };
-    sock.onclose = () => { if (ws === sock) ws = null; if (term) term.writeln('\r\n[connection closed]'); };
+    sock.onclose = () => {
+      if (ws === sock) ws = null;
+      if (term && wantOpen) {
+        term.writeln('\r\n[connection closed — reconnecting]');
+        scheduleReconnect();
+      } else if (term) {
+        term.writeln('\r\n[connection closed]');
+      }
+    };
     sock.onerror = () => { try { sock.close(); } catch (e) {} };
   }
 
   function disconnect() {
+    wantOpen = false;
+    clearTimeout(retryTimer);
+    retryTimer = null;
     if (ws) { try { ws.close(); } catch (e) {} ws = null; }
   }