fix: Return exit code 0 on success when running without TTY (e.g. background execution)

gp

@@ -563,7 +563,7 @@ wait_for_workflow() {
     stty -echo -icanon min 0 time 0 2>/dev/null || true
 
     # Restore terminal on exit
-    trap 'stty "$old_tty" 2>/dev/null; trap - RETURN' RETURN
+    trap 'stty "$old_tty" 2>/dev/null || true; trap - RETURN' RETURN
 
     local run_url="" run_id="" found=false
     local prev_lines=0  # track how many lines we printed last time
@@ -986,6 +986,7 @@ main() {
     
     # Execute the commit and push
     do_commit_and_push "$commit_message" "$TARGET_BRANCH"
+    exit 0
 }
 
 # Run main function