Keyboard Input Handling: Alt+Enter Line Break Not Working on macOS

Bug Description
Macで利用しているとき、Altキーでのノード内改行が有効にならない

Environment Info

• Platform: darwin
• Terminal: WarpTerminal
• Version: 1.0.25
• Feedback ID: 40b17c71-38fc-42fc-b03f-e100a6141a4f

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:892:11)\n    at execSync (node:child_process:964:15)\n    at wZ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:659:3921)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8863\n    at Q (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at IX (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8009)\n    at NS (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:7090)\n    at rAA (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2060:10001)","timestamp":"2025-06-20T05:01:04.045Z"},{"error":"Error: Port 54545 is already in use. Please ensure no other applications are using this port.\n    at uAA.handleError (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2049:1814)\n    at Server.emit (node:events:507:28)\n    at Server.emit (node:domain:489:12)\n    at emitErrorNT (node:net:1976:8)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)","timestamp":"2025-06-20T05:01:15.259Z"},{"error":"Error: Port 54545 is already in use. Please ensure no other applications are using this port.\n    at uAA.handleError (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2049:1814)\n    at Server.emit (node:events:507:28)\n    at Server.emit (node:domain:489:12)\n    at emitErrorNT (node:net:1976:8)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)","timestamp":"2025-06-20T05:01:26.081Z"},{"error":"Error: Port 54545 is already in use. Please ensure no other applications are using this port.\n    at uAA.handleError (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2049:1814)\n    at Server.emit (node:events:507:28)\n    at Server.emit (node:domain:489:12)\n    at emitErrorNT (node:net:1976:8)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)","timestamp":"2025-06-20T05:01:36.216Z"},{"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:892:11)\n    at execSync (node:child_process:964:15)\n    at wZ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:659:3921)\n    at dvA (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:9975)\n    at mvA (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:9849)\n    at lAA (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2049:2567)\n    at nAA.startOAuthFlow (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2049:3689)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-06-20T05:02:40.643Z"},{"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:892:11)\n    at execSync (node:child_process:964:15)\n    at wZ (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:659:3921)\n    at file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8863\n    at Q (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at IX (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8009)\n    at NS (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:7090)\n    at T6 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:11202)","timestamp":"2025-06-20T05:02:40.781Z"}]