fix(web-clipper): bouton rond transparent draggable + toggle affichage + refresh auto sidebar + fix bloc bookmark (v6.2.1)

- bouton flottant rond (44px), semi-transparent blur, hover plus fonce, deplacable souris (pos persistee storage)
- option afficher/cacher dans popup extension (showButton)
- clipper: notification instantanee des onglets FlowDeck via tabs.sendMessage + polling 15s + BroadcastChannel + visibilitychange
- fix bookmark template literal '+title+' -> \/\/\/\/\ (_page_editor_scripts.html)
- sync static/extension + zip

extension/background.js

@@ -4,7 +4,9 @@ const DEFAULT_SERVER = "http://localhost:8080";
 
 async function getConfig() {
   const data = await chrome.storage.local.get(STORAGE_KEY);
-  return data[STORAGE_KEY] || { serverUrl: DEFAULT_SERVER, token: "", deviceId: "" };
+  const cfg = data[STORAGE_KEY] || { serverUrl: DEFAULT_SERVER, token: "", deviceId: "" };
+  if (cfg.showButton === undefined) cfg.showButton = true;
+  return cfg;
 }
 
 async function setConfig(cfg) {
@@ -85,9 +87,30 @@ async function handleClip(data) {
   if (!resp.ok) {
     return { error: body.detail || body.error || "clip_failed", status: resp.status, ...body };
   }
+  // Notify open FlowDeck tabs so the sidebar refreshes instantly without manual reload
+  try {
+    notifyFlowDeckTabs(body);
+  } catch (_e) {}
   return body;
 }
 
+async function notifyFlowDeckTabs(clipResult) {
+  try {
+    const cfg = await getConfig();
+    const serverUrl = (cfg.serverUrl || DEFAULT_SERVER).replace(/\/$/, "");
+    let origin = "";
+    try { origin = new URL(serverUrl).origin; } catch (_e) { origin = serverUrl; }
+    const tabs = await chrome.tabs.query({});
+    for (const t of tabs) {
+      if (!t.id || !t.url) continue;
+      // Only notify tabs that look like FlowDeck (same origin or localhost variants)
+      const isFlowDeck = t.url.startsWith(origin) || t.url.includes("flowdeck") || t.url.includes("localhost");
+      if (!isFlowDeck) continue;
+      chrome.tabs.sendMessage(t.id, { action: "fdRefreshTree", data: clipResult }).catch(() => {});
+    }
+  } catch (_e) {}
+}
+
 async function handleAuth() {
   // Token is set via popup; verify it
   const cfg = await getConfig();