feat: finalize Forge editor — Tab indent, Ctrl+K, auto-focus, AI status, French errors

Tab/Shift+Tab: indent/dedent list items. Ctrl+K: link insertion prompt. Qi button: position:fixed (always visible). Auto-focus textarea on load. AI ready indicator in status bar. All error messages in French. Force-save shows 'Sauvegarde' toast.

frontend/editor-poc.html

@@ -56,7 +56,7 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
 .textarea::placeholder { color: var(--text3); }
 
 /* Quick insert + */
-.qi-btn { position: absolute; left: 14px; top: 24px; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border); background: var(--bg2); color: var(--text3); cursor: pointer; font-size: 16px; font-weight: 700; display: flex; align-items: center; justify-content: center; z-index: 10; transition: all 100ms; }
+.qi-btn { position: fixed; top: 56px; left: 48px; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border); background: var(--bg2); color: var(--text3); cursor: pointer; font-size: 16px; font-weight: 700; display: flex; align-items: center; justify-content: center; z-index: 50; transition: all 100ms; }
 .qi-btn:hover { color: var(--text); border-color: var(--accent); background: var(--accent-bg); }
 
 /* Preview pane */
@@ -331,7 +331,9 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
     <span>Type <strong>/</strong> for commands  |  <strong>Alt+I</strong> Insert</span>
     <span>Ctrl+J AI panel</span>
     <span>Ctrl+S save</span>
+    <span>Ctrl+K link</span>
     <span class="stat-ai" id="stat-ai">&#10024; AI processing...</span>
+    <span id="stat-ai-ready" style="display:none;color:var(--ok)">&#10024; AI ready</span>
   </div>
   <div class="stat-right">
     <span class="stat-file" id="stat-file"></span>
@@ -436,6 +438,25 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
     replaceLine(l.text.replace(/^\/\s*/, ''));
   }
 
+  // ---- Tab indentation ----
+  function indentLine() {
+    var l = getLine();
+    if (/^(\s*)([-*]|\d+\.)\s/.test(l.text)) { replaceLine('  ' + l.text); }
+    else { insertAtCursor('  '); }
+  }
+  function dedentLine() {
+    var l = getLine();
+    if (/^  /.test(l.text)) { replaceLine(l.text.replace(/^  /, '')); }
+  }
+  function promptLink() {
+    var sel = val().substring(ta.selectionStart, ta.selectionEnd);
+    var url = prompt('URL:', 'https://');
+    if (url) {
+      if (sel) { wrapSelection('[', '](' + url + ')'); }
+      else { insertAtCursor('[text](' + url + ')', 1); }
+    }
+  }
+
   // ---- Dirty / Save ----
   function markDirty() {
     if (!isDirty) { isDirty = true; updateSaveDot(); }
@@ -465,13 +486,13 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
       isDirty = false; originalContent = content;
       saveDot.className = 'save-dot ok'; saveLabel.textContent = 'Saved';
     }).catch(function(e) {
-      saveDot.className = 'save-dot err'; saveLabel.textContent = 'Error';
+      saveDot.className = 'save-dot err'; saveLabel.textContent = 'Erreur';
-      showToast('Save failed: ' + e.message, 'err');
+      showToast('Echec sauvegarde: ' + e.message, 'err');
     });
   }
 
   function forceSave() {
-    if (!fileVault || !filePath) { showToast('No file loaded. Use ?vault=X&path=Y', 'err'); return; }
+    if (!fileVault || !filePath) { showToast('Aucun fichier charge.', 'err'); return; }
     clearTimeout(saveTimer);
     saveDot.className = 'save-dot saving'; saveLabel.textContent = 'Saving...';
     var content = val();
@@ -484,8 +505,8 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
       saveDot.className = 'save-dot ok'; saveLabel.textContent = 'Saved';
       showToast('Saved', 'ok');
     }).catch(function(e) {
-      saveDot.className = 'save-dot err'; saveLabel.textContent = 'Error';
+      saveDot.className = 'save-dot err'; saveLabel.textContent = 'Erreur';
-      showToast('Save failed: ' + e.message, 'err');
+      showToast('Echec sauvegarde: ' + e.message, 'err');
     });
   }
 
@@ -523,8 +544,8 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
         schedulePreview();
       })
       .catch(function(e) {
-        ta.value = '# Error\n\nCould not load: ' + (fileVault || '?') + '/' + (filePath || '?') + '\n\n' + e.message;
+        ta.value = '# Erreur\n\nImpossible de charger: ' + (fileVault || '?') + '/' + (filePath || '?') + '\n\n' + e.message;
-        statFile.textContent = 'Load error';
+        statFile.textContent = 'Erreur chargement';
         originalContent = ta.value;
         updateStats();
       });
@@ -538,8 +559,8 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
         aiConfigured = s.configured === true;
         updateAIButton();
         if (aiConfigured) aiCall(endpoint, text, extra, callback);
-        else { showToast('AI not configured', 'err'); hideAIProcessing(); }
+        else { showToast('AI non configuree', 'err'); hideAIProcessing(); }
-      }).catch(function() { showToast('AI status check failed', 'err'); hideAIProcessing(); });
+      }).catch(function() { showToast('Verification AI echouee', 'err'); hideAIProcessing(); });
       return;
     }
     showAIProcessing();
@@ -570,8 +591,13 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
   }
 
   function updateAIButton() {
-    if (aiConfigured) { btnAI.className = 'btn btn-ai'; btnAI.title = 'AI Panel (Ctrl+J)'; }
+    if (aiConfigured) {
-    else { btnAI.className = 'btn btn-ai off'; btnAI.title = 'AI not configured'; }
+      btnAI.className = 'btn btn-ai'; btnAI.title = 'AI Panel (Ctrl+J)';
+      document.getElementById('stat-ai-ready').style.display = 'inline';
+    } else {
+      btnAI.className = 'btn btn-ai off'; btnAI.title = 'AI not configured';
+      document.getElementById('stat-ai-ready').style.display = 'none';
+    }
   }
 
   function showAIProcessing() { statAI.classList.add('on'); }
@@ -646,7 +672,7 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
       processPreviewBlocks();
       _previewLoading = false;
     }).catch(function(e) {
-      previewContent.innerHTML = '<div class="preview-loading">Render error: ' + e.message + '</div>';
+      previewContent.innerHTML = '<div class="preview-loading">Erreur de rendu</div>';
       _previewLoading = false;
     });
   }
@@ -1048,6 +1074,12 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
     if (e.ctrlKey && e.key === 's') { e.preventDefault(); forceSave(); }
     if (e.ctrlKey && e.key === 'b') { e.preventDefault(); wrapSelection('**'); }
     if (e.ctrlKey && e.key === 'i') { e.preventDefault(); wrapSelection('*'); }
+    if (e.ctrlKey && e.key === 'k') { e.preventDefault(); promptLink(); }
+    // Tab: indent list items
+    if (e.key === 'Tab') {
+      e.preventDefault();
+      if (e.shiftKey) { dedentLine(); } else { indentLine(); }
+    }
     // Quick Insert: Alt+I
     if (e.altKey && e.key === 'i') { e.preventDefault(); showQI(); }
   });
@@ -1177,6 +1209,8 @@ body { font-family: var(--sans); background: var(--bg); color: var(--text); heig
   loadFile();
   checkAIStatus();
   updateStats();
+  // Auto-focus after short delay (wait for iframe to fully render)
+  setTimeout(function() { ta.focus(); }, 200);
 
   // ---- Process preview blocks (Mermaid + highlight.js) ----
   function processPreviewBlocks() {