Update file-manager/app.py

file-manager/app.py

@@ -30,6 +30,7 @@ class PtyShell:
         if self.pid == 0:
             # child: become an interactive bash inside the PTY
             os.environ["TERM"] = "xterm-256color"
+            os.chdir("/")                       # <-- start at the system root
             os.execvp("bash", ["bash", "-i"])
         else:
             # parent: set the fd non-blocking so reads never hang