[Feature Request] Implement usage-based credits or refunds for near-limit contexts

Bug Description
Starting to feel like whenever I get close to finish, the business model throws a wrench and causes me to use more context so I pay more. I feel like I should be credited more than $300 is near misses

Environment Info

• Platform: darwin
• Terminal: Apple_Terminal
• Version: 2.0.37
• Feedback ID: 6cc86a79-9119-4f86-bdcd-ecb9393ee4c3

Errors

[{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T07:52:05.861Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T08:22:20.213Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T08:52:39.224Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T09:22:57.952Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T09:53:17.023Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T10:23:33.514Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T10:53:48.028Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T11:24:01.848Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T11:54:18.897Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T12:24:34.389Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T12:54:50.364Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T13:25:08.319Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T13:55:23.513Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T14:25:41.403Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-11-14T14:56:00.649Z"},{"error":"Error: Lock file is already being held\n    at <anonymous> (/$bunfs/root/claude:87:11857)\n    at W (/$bunfs/root/claude:86:5167)\n    at <anonymous> (node:fs:243:13)\n    at processTicksA

Note: Error logs were truncated.