kin: KIN-054 Исправить race condition в loadMode() при инициализации ProjectView

agents/runner.py

@@ -47,9 +47,13 @@ def _build_claude_env() -> dict:
             if bin_dir.is_dir():
                 extra.append(str(bin_dir))
 
-    seen = set(existing)
-    new_dirs = [d for d in extra if d and d not in seen]
-    env["PATH"] = ":".join(new_dirs + existing)
+    seen: set[str] = set()
+    deduped: list[str] = []
+    for d in extra + existing:
+        if d and d not in seen:
+            seen.add(d)
+            deduped.append(d)
+    env["PATH"] = ":".join(deduped)
     return env