Add Checkpoint/Resume Functionality for Interrupted Code Generation

Bug Description
Could you please add checkpoint feature? the windsurf has this features and its really a game changer. the checkpoint save hours of ando and clean-up when the code is not working as expected.

overall Claude code is GREAT!

Environment Info

• Platform: darwin
• Terminal: Apple_Terminal
• Version: 1.0.48
• Feedback ID: c559e69c-c38e-4c6d-9619-c18bbf614138

Errors

[{"error":"Error: Command failed: security find-generic-password -a $USER -w -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:882:11)\n    at execSync (node:child_process:954:15)\n    at $D (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:704:4293)\n    at file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:9350\n    at Q (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:14406)\n    at dC (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:8496)\n    at mC (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:7361)\n    at wB (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:11970)","timestamp":"2025-07-11T16:22:52.363Z"},{"error":"Error: Command failed: security delete-generic-password -a $USER -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:882:11)\n    at execSync (node:child_process:954:15)\n    at $D (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:704:4293)\n    at rpA (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:10462)\n    at apA (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:10336)\n    at l9A (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:2122:2567)\n    at Z21.startOAuthFlow (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:2122:3733)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-07-11T16:23:55.131Z"},{"error":"Error: Command failed: security find-generic-password -a $USER -w -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:882:11)\n    at execSync (node:child_process:954:15)\n    at $D (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:704:4293)\n    at file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:9350\n    at Q (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:14406)\n    at dC (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:8496)\n    at mC (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:7361)\n    at wB (file:///Users/hc/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:623:11970)","timestamp":"2025-07-11T16:23:55.415Z"},{"error":"RangeError [ERR_CHILD_PROCESS_STDIO_MAXBUFFER]: stdout maxBuffer length exceeded\n    at Socket.onChildStdout (node:child_process:481:14)\n    at Socket.emit (node:events:524:28)\n    at Socket.emit (node:domain:489:12)\n    at addChunk (node:internal/streams/readable:561:12)\n    at readableAddChunkPushByteMode (node:internal/streams/readable:512:3)\n    at Readable.push (node:internal/streams/readable:392:5)\n    at Pipe.onStreamRead (node:internal/stream_base_commons:189:23)","timestamp":"2025-07-11T16:25:10.253Z"}]