fix(hub): archive labels, symbol column, and time-close dropdown

Force exchange_key on archive sync; add contract column and tag select styles on inner-light-mind; serve time_close_ui.js on instances so order/key time-close duration can be selected.

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

static/time_close_ui.js

@@ -23,9 +23,16 @@
     if (!cb || !sel) return;
     function sync() {
       const on = !!cb.checked;
-      sel.disabled = !on;
+      sel.disabled = false;
+      sel.tabIndex = 0;
       if (wrap) wrap.classList.toggle("is-disabled", !on);
     }
+    sel.addEventListener("mousedown", function (ev) {
+      ev.stopPropagation();
+    });
+    sel.addEventListener("click", function (ev) {
+      ev.stopPropagation();
+    });
     cb.addEventListener("change", sync);
     sync();
   }