feat: fetch for the assistant with Поиск on - a page's main text for the model, the server's own network out of reach; shorter words in Настройки and the chat; the + menu's roots a step left. Also files from panes into the chat, docview and drag fixes (by the user)

internal/server/web/static/workspace.js

@@ -147,20 +147,25 @@
     placeFloat();
   }
   // With one tab and a file pane in the top right corner, the "+" joins
-  // that pane's top bar: right of "Обновить", above "Удалить выбранное",
-  // a button of the same size. It is positioned in .area, not the scrolling
-  // .fpane-body, so it stays beside the path field while the file list scrolls.
-  // Otherwise it is back in the corner.
+  // that pane's first toolbar after "Обновить". It belongs to the scrolling
+  // file pane, so it stays beside the toolbar when the pane is scrolled.
+  // Otherwise it returns to the corner of .area.
   function placeFloat() {
     const p = tabs.length === 1 ? tabs[0].panes.find(s => s.el.classList.contains('under-plus')) : null;
     const bars = p && /files$/.test(p.kind) ? p.el.querySelectorAll('.fm-bar') : [];
-    // A bar folded in two (a phone) keeps the corner "+".
+    // A bar folded in two (a phone or a narrow pane) keeps the corner "+".
     const on = bars.length > 1 && bars[0].offsetParent !== null && bars[0].offsetHeight < 48;
     floatAdd.classList.toggle('in-files', on);
-    if (!on) { floatAdd.style.top = floatAdd.style.right = ''; return; }
-    const a = area.getBoundingClientRect(), top = bars[0].getBoundingClientRect(), row = bars[1].getBoundingClientRect();
-    floatAdd.style.top = (top.top - a.top - area.clientTop) + 'px';
-    floatAdd.style.right = (a.left + area.clientLeft + area.clientWidth - row.right) + 'px';
+    if (on) {
+      bars[0].appendChild(floatAdd);
+      if (bars[0].offsetHeight >= 48) {
+        floatAdd.classList.remove('in-files');
+        area.insertBefore(floatAdd, area.firstChild);
+      }
+    } else {
+      area.insertBefore(floatAdd, area.firstChild);
+    }
+    floatAdd.style.top = floatAdd.style.right = '';
   }
   // One tab: a plain terminal, the strip folded into the corner "+".
   function updateMode() {
@@ -344,6 +349,14 @@
   // it. A terminal from a split, by its title bar: to the strip to make it a
   // tab of its own, or onto another terminal of its tab to swap places.
   let drag = null, dragJustEnded = false;
+  // Safari may start a native drag for the tab or header text while our
+  // pointer-based drag is active, producing a second image under the cursor.
+  // External files are unaffected: their dragstart originates outside this page.
+  document.addEventListener('dragstart', ev => {
+    if (!drag && !document.body.classList.contains('ai-dragging')) return;
+    ev.preventDefault();
+    ev.stopImmediatePropagation();
+  }, true);
   function startDrag(ev, kind, obj) {
     if (ev.button !== 0) return;
     drag = { kind, obj, x0: ev.clientX, y0: ev.clientY, on: false, id: ev.pointerId };