[Bug] File modifications occurring during plan mode

Bug Description
How about you stop manipulating my files while I'm in plan mode!!!!!!

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.1.34
• Feedback ID: 9d5da1b6-38eb-48d3-be26-f0e1a5839990

Errors

[{"error":"Error: LSP server plugin:typescript-lsp:typescript failed to start: Executable not found in $PATH: \"typescript-language-server\"\n    at start (/$bunfs/root/claude:2083:22315)\n    at async H (/$bunfs/root/claude:2083:24763)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-06T23:54:07.481Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: \"pyright-langserver\"\n    at start (/$bunfs/root/claude:2083:22315)\n    at async H (/$bunfs/root/claude:2083:24763)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-06T23:54:07.481Z"},{"error":"Error: Executable not found in $PATH: \"typescript-language-server\"\n    at spawn (unknown)\n    at spawn (node:child_process:667:35)\n    at spawn (node:child_process:14:39)\n    at start (/$bunfs/root/claude:2083:20845)\n    at start (/$bunfs/root/claude:2083:22369)\n    at H (/$bunfs/root/claude:2083:24763)\n    at H (/$bunfs/root/claude:2083:25738)\n    at _ (/$bunfs/root/claude:2083:32525)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-06T23:54:07.481Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (node:child_process:667:35)\n    at spawn (node:child_process:14:39)\n    at start (/$bunfs/root/claude:2083:20845)\n    at start (/$bunfs/root/claude:2083:22369)\n    at H (/$bunfs/root/claude:2083:24763)\n    at H (/$bunfs/root/claude:2083:25738)\n    at _ (/$bunfs/root/claude:2083:32525)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-06T23:54:07.481Z"},{"error":"Error: Failed to start LSP server plugin:typescript-lsp:typescript: Executable not found in $PATH: \"typescript-language-server\"\n    at <anonymous> (/$bunfs/root/claude:2083:32547)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-06T23:54:07.482Z"},{"error":"Error: Failed to start LSP server plugin:pyright-lsp:pyright: Executable not found in $PATH: \"pyright-langserver\"\n    at <anonymous> (/$bunfs/root/claude:2083:32547)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-06T23:54:07.482Z"},{"error":"Error: EISDIR: illegal operation on a directory, read\n    at readFileSync (unknown)\n    at <anonymous> (/$bunfs/root/claude:12:742)\n    at iC (/$bunfs/root/claude:11:49098)\n    at readFileSync (/$bunfs/root/claude:12:701)\n    at EzB (/$bunfs/root/claude:6102:17996)\n    at call (/$bunfs/root/claude:3269:2356)\n    at call (/$bunfs/root/claude:3265:8804)\n    at <anonymous> (/$bunfs/root/claude:5770:1667)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-07T07:00:28.636Z"},{"error":"Error: EISDIR: illegal operation on a directory, read\n    at readFileSync (unknown)\n    at <anonymous> (/$bunfs/root/claude:12:742)\n    at iC (/$bunfs/root/claude:11:49098)\n    at readFileSync (/$bunfs/root/claude:12:701)\n    at EzB (/$bunfs/root/claude:6102:17996)\n    at call (/$bunfs/root/claude:3269:2356)\n    at call (/$bunfs/root/claude:3265:8804)\n    at <anonymous> (/$bunfs/root/claude:5770:1667)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-07T07:00:49.512Z"}]