Hide context blocks in KDE chat

kde/gui/chatblockmodel.cpp

@@ -232,6 +232,7 @@ void ChatBlockModel::reset()
     beginResetModel();
     m_blocks.clear();
     m_lineBuffer.clear();
+    m_inContext = false;
     m_state = State::BlockStart;
     m_inCodeFence = false;
     m_fenceLanguage.clear();
@@ -680,6 +681,18 @@ void ChatBlockModel::processLine(const QString &line)
     }
 
     case State::BlockEnd:
+        // Hide prompt context blocks from the rendered chat, matching olliesrv.
+        if (line.trimmed() == QStringLiteral("<context>")) {
+            m_inContext = true;
+            return;
+        }
+        if (line.trimmed() == QStringLiteral("</context>")) {
+            m_inContext = false;
+            return;
+        }
+        if (m_inContext)
+            return;
+
         // [[[end]]] closes the current block
         if (s_endRe.match(line).hasMatch()) {
             // Emit final update so QML picks up the completed segment state.

kde/gui/chatblockmodel.h

@@ -134,6 +134,9 @@ private:
     QList<ChatBlock> m_blocks;
     QString m_lineBuffer;
 
+    // Context blocks are injected into prompts but hidden from chat rendering.
+    bool m_inContext = false;
+
     // Code fence state (for streaming)
     bool m_inCodeFence = false;
     QString m_fenceLanguage;