feat: Add markdown toggle (alt+m) to switch between rendered and raw… (#10383)

Co-authored-by: Jacob Richman <jacob314@gmail.com>

packages/cli/src/ui/AppContainer.tsx

@@ -793,6 +793,7 @@ Logging in with Google... Please restart Gemini CLI to continue.
   const [showErrorDetails, setShowErrorDetails] = useState<boolean>(false);
   const [showToolDescriptions, setShowToolDescriptions] =
     useState<boolean>(false);
+  const [renderMarkdown, setRenderMarkdown] = useState<boolean>(true);
 
   const [ctrlCPressedOnce, setCtrlCPressedOnce] = useState(false);
   const ctrlCTimerRef = useRef<NodeJS.Timeout | null>(null);
@@ -973,6 +974,13 @@ Logging in with Google... Please restart Gemini CLI to continue.
         if (Object.keys(mcpServers || {}).length > 0) {
           handleSlashCommand(newValue ? '/mcp desc' : '/mcp nodesc');
         }
+      } else if (keyMatchers[Command.TOGGLE_MARKDOWN](key)) {
+        setRenderMarkdown((prev) => {
+          const newValue = !prev;
+          // Force re-render of static content
+          refreshStatic();
+          return newValue;
+        });
       } else if (
         keyMatchers[Command.TOGGLE_IDE_CONTEXT_DETAIL](key) &&
         config.getIdeMode() &&
@@ -1011,6 +1019,7 @@ Logging in with Google... Please restart Gemini CLI to continue.
       activePtyId,
       embeddedShellFocused,
       settings.merged.general?.debugKeystrokeLogging,
+      refreshStatic,
     ],
   );
 
@@ -1139,6 +1148,7 @@ Logging in with Google... Please restart Gemini CLI to continue.
       filteredConsoleMessages,
       ideContextState,
       showToolDescriptions,
+      renderMarkdown,
       ctrlCPressedOnce,
       ctrlDPressedOnce,
       showEscapePrompt,
@@ -1221,6 +1231,7 @@ Logging in with Google... Please restart Gemini CLI to continue.
       filteredConsoleMessages,
       ideContextState,
       showToolDescriptions,
+      renderMarkdown,
       ctrlCPressedOnce,
       ctrlDPressedOnce,
       showEscapePrompt,