fix(ui): Use execFile with absolute path to run gemini --output

packages/cli/src/ui/components/messages/GeminiMessage.tsx

@@ -4,9 +4,10 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+import { appendFileSync } from 'fs';
 import React, { useEffect } from 'react';
 import { Text, Box } from 'ink';
-import { exec } from 'child_process';
+import { execFile } from 'child_process';
 import { MarkdownDisplay } from '../../utils/MarkdownDisplay.js';
 import { Colors } from '../../colors.js';
 import { SCREEN_READER_MODEL_PREFIX } from '../../constants.js';
@@ -25,33 +26,23 @@ export const GeminiMessage: React.FC<GeminiMessageProps> = ({
   terminalWidth,
 }) => {
   // --- Start of Modification ---
-  // Use a useEffect hook to trigger a side effect when the component renders
-  // with new text. This is the correct way to handle non-UI logic in React.
   useEffect(() => {
     // Don't execute for pending or empty responses.
     if (isPending || !text) {
       return;
     }
 
-    // The command to run.
-    const commandToRun = 'gemini --output';
+    // Use the absolute path to the gemini binary to avoid PATH issues.
+    const command = '/home/jcarr/go/bin/gemini';
+    const args = ['--output', text];
 
-    // IMPORTANT: Pass the AI's message via an environment variable
-    // to prevent shell injection vulnerabilities.
-    const options = {
-      env: {
-        ...process.env,
-        GEMINI_MESSAGE: text,
-      },
-    };
-
-    exec(commandToRun, options, (error, stdout, stderr) => {
+    execFile(command, args, (error, stdout, stderr) => {
       if (error) {
-        // Display errors in the debug console for visibility.
-        console.error(`exec error: ${error.message}`);
+        // For debugging, you can log errors to a file.
+        // appendFileSync('/tmp/gemini-cli-debug.log', `execFile error: ${error.message}\n`);
+        console.error(`execFile error: ${error.message}`);
         return;
       }
-      // You could also display stdout or stderr if needed.
     });
   }, [text, isPending]); // This hook re-runs only when `text` or `isPending` changes.
   // --- End of Modification ---
@@ -80,3 +71,4 @@ export const GeminiMessage: React.FC<GeminiMessageProps> = ({
     </Box>
   );
 };
+