feat: finalisation éditeur Forge + mode hors-ligne PWA + consolidation roadmap

- Forge: Tab indent, Ctrl+K, auto-focus, AI status, messages erreur FR
- Forge: slash commands clean, cache-bust iframe, preview serveur
- Forge: iframe 82vh, hauteur auto, table inline, sélecteur langage
- PWA hors-ligne: IndexedDB (offline-db.js + offline.js)
- Mermaid: thème dark complet, highlight.js preview
- Backend: màj CSP, rename chain, bookmarks/history/shares
- Roadmap: consolidation dans docs/ROADMAP.md (75 items)
- Infra: docker-compose.podman.yml, suppression test-vault
- .gitignore: exclusion odysseus/

frontend/js/viewer.js

@@ -524,9 +524,15 @@ export function renderFile(data) {
   const forgeBtn = el("button", { class: "btn-action btn-forge", title: "Forge (nouvel editeur)" }, [icon("hammer", 14), document.createTextNode("Forge")]);
   forgeBtn.addEventListener("click", () => {
     var modal = document.getElementById("editor-modal");
-    var titleEl = document.getElementById("editor-title");
+    var container = modal.querySelector(".editor-container");
+    var headerEl = modal.querySelector(".editor-header");
+    var footerEl = modal.querySelector(".editor-footer");
     var bodyEl = document.getElementById("editor-body");
-    titleEl.textContent = "Forge: " + data.path.split("/").pop();
+    // Hide header/footer since Forge has its own
+    if (headerEl) headerEl.style.display = "none";
+    if (footerEl) footerEl.style.display = "none";
+    // Make container fill the modal
+    if (container) container.style.maxHeight = "100vh";
     bodyEl.innerHTML = "";
     bodyEl.style.overflow = "hidden";
     var iframe = document.createElement("iframe");