[Bug] Focus mode double-counts edits to same file in "Edited N files" summary

Bug Description
In focus mode, "Edited N files" double-counts edits to the same file. I'm seeing "Edited 64 files" where all the edits were for the plan file

Environment Info

• Platform: darwin
• Terminal: WezTerm
• Version: 2.1.105
• Feedback ID: c2c9729a-136f-4c22-8d3d-9c7c46400653

Errors

[{"error":"Error: Request was aborted.\n    at qb_ (/$bunfs/root/src/entrypoints/cli.js:1287:12508)\n    at next (native:1:11)\n    at Ag7 (/$bunfs/root/src/entrypoints/cli.js:7893:9167)\n    at next (native:1:11)\n    at Yg7 (/$bunfs/root/src/entrypoints/cli.js:7898:12433)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-14T05:19:42.674Z"},{"error":"Error: Request was aborted.\n    at qb_ (/$bunfs/root/src/entrypoints/cli.js:1287:12508)\n    at next (native:1:11)\n    at Ag7 (/$bunfs/root/src/entrypoints/cli.js:7893:9167)\n    at next (native:1:11)\n    at Yg7 (/$bunfs/root/src/entrypoints/cli.js:7898:12433)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-14T05:48:22.030Z"},{"error":"Error: 1P event logging: 10 events failed to export (code=ECONNABORTED, timeout of 10000ms exceeded)\n    at queueFailedEvents (/$bunfs/root/src/entrypoints/cli.js:422:2574)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-14T09:05:33.082Z"}]