feat: configure [backend] loads existing backend config rather than just overwriting it

1 files changed, 17 insertions, 4 deletions

diff --git a/app/backends/qwen.py b/app/backends/qwen.py
index 7f821fa..b170eb8 100644
--- a/app/backends/qwen.py
+++ b/app/backends/qwen.py
@@ -22,7 +22,6 @@ sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
 
 from backends import (
     BackendStatus,
-    ConfigureAction,
     ServerSpec,
     common,
     envs,
@@ -282,9 +281,23 @@ def _detect_remote(managed: bool = False):
     return remote_models, remote_urls
 
 
-configure_actions: List[ConfigureAction] = [
-    ConfigureAction("Reconfigure qwen-tts (ports/speaker)", run_tui),
-]
+def uninstall() -> int:
+    """Remove the qwen-tts backend entirely: stop its servers, pip uninstall.
+
+    qwen-tts is a pip package (``qwen_tts`` + the ``qwen-tts-demo`` script)
+    installed into the managed venv, so uninstalling it removes the backend.
+    Any server this tool started is stopped first (best-effort). Returns the
+    exit code.
+    """
+    servers.stop("qwen-custom")
+    servers.stop("qwen-clone")
+    rc = common.pip_uninstall([QWEN_PIP_PKG])
+    if rc != 0:
+        print(f"[WARNING] pip uninstall failed (exit {rc}); remove "
+              f"{QWEN_PIP_PKG} from the managed venv manually")
+    else:
+        print(f"[OK] {QWEN_PIP_PKG} removed.")
+    return 0
 
 
 def main() -> int: