[Feature Request] Add configurable context window percentage indicator display

Bug Description
can a feature be added that would enable a user to configure Claude Code to display the context window % indicator? (like Codex does?) :)

Environment Info

• Platform: linux
• Terminal: vte-based
• Version: 2.0.54
• Feedback ID: ac77e6f7-e1e7-4675-af7c-3d35fffbc6a7

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /home/kryphion/.local/share/claude/versions/2.0.54 (expected in multi-process scenarios)\n    at $7D (/$bunfs/root/claude:2653:1622)\n    at RWA (/$bunfs/root/claude:2653:1300)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-26T21:55:17.133Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /home/kryphion/.local/share/claude/versions/2.0.54 (expected in multi-process scenarios)\n    at $7D (/$bunfs/root/claude:2653:1622)\n    at qWA (/$bunfs/root/claude:2651:13475)\n    at async aL8 (/$bunfs/root/claude:2651:14677)\n    at async Zh (/$bunfs/root/claude:2653:236)\n    at async <anonymous> (/$bunfs/root/claude:2653:12469)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-26T21:55:25.350Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /home/kryphion/.local/share/claude/versions/2.0.54 (expected in multi-process scenarios)\n    at $7D (/$bunfs/root/claude:2653:1622)\n    at qWA (/$bunfs/root/claude:2651:13475)\n    at async aL8 (/$bunfs/root/claude:2651:14677)\n    at async Zh (/$bunfs/root/claude:2653:236)\n    at async <anonymous> (/$bunfs/root/claude:2653:12469)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-26T21:56:29.483Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /home/kryphion/.local/share/claude/versions/2.0.54 (expected in multi-process scenarios)\n    at $7D (/$bunfs/root/claude:2653:1622)\n    at qWA (/$bunfs/root/claude:2651:13475)\n    at async aL8 (/$bunfs/root/claude:2651:14677)\n    at async Zh (/$bunfs/root/claude:2653:236)\n    at async <anonymous> (/$bunfs/root/claude:2653:12469)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-26T22:26:29.493Z"},{"error":"AbortError: The operation was aborted.\n    at unknown\n    at abortChildProcess (node:child_process:937:42)\n    at onAbortListener2 (node:child_process:35:24)\n    at abort (unknown)\n    at <anonymous> (/$bunfs/root/claude:4247:2197)","timestamp":"2025-11-26T22:56:44.854Z"},{"error":"Error: EISDIR: illegal operation on a directory, read\n    at readFileSync (unknown)\n    at readFileSync (/$bunfs/root/claude:12:370)\n    at WaI (/$bunfs/root/claude:4240:17094)\n    at call (/$bunfs/root/claude:1456:912)\n    at call (/$bunfs/root/claude:1452:5768)\n    at rt1 (/$bunfs/root/claude:2161:20843)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-26T23:13:12.385Z"}]