[Bug] Vietnamese diacritics not supported in input handling

Bug Description
Vietnamese diacritics input not working

Environment Info

• Platform: win32
• Terminal: pycharm
• Version: 2.1.19
• Feedback ID: 270a7636-a082-4324-889d-3804113bcfef

Errors

[{"error":"Error: ENOENT: no such file or directory, scandir 'C:\\ProgramData\\ClaudeCode\\.claude\\skills'\n    at readdirSync (unknown)\n    at <anonymous> (B:/~BUN/root/claude.exe:12:1903)\n    at cX (B:/~BUN/root/claude.exe:11:35427)\n    at readdirSync (B:/~BUN/root/claude.exe:12:1864)\n    at VJ$ (B:/~BUN/root/claude.exe:2213:380)\n    at VJ$ (B:/~BUN/root/claude.exe:2213:1350)\n    at <anonymous> (B:/~BUN/root/claude.exe:2213:4440)\n    at <anonymous> (B:/~BUN/root/claude.exe:2213:5171)\n    at A (B:/~BUN/root/claude.exe:11:7251)\n    at CTE (B:/~BUN/root/claude.exe:4860:4342)","timestamp":"2026-01-27T02:27:00.423Z"},{"error":"Error: ENOENT: no such file or directory, scandir 'C:\\Users\\hiepnt\\.claude\\skills'\n    at readdirSync (unknown)\n    at <anonymous> (B:/~BUN/root/claude.exe:12:1903)\n    at cX (B:/~BUN/root/claude.exe:11:35427)\n    at readdirSync (B:/~BUN/root/claude.exe:12:1864)\n    at VJ$ (B:/~BUN/root/claude.exe:2213:380)\n    at VJ$ (B:/~BUN/root/claude.exe:2213:1350)\n    at <anonymous> (B:/~BUN/root/claude.exe:2213:4483)\n    at <anonymous> (B:/~BUN/root/claude.exe:2213:5171)\n    at A (B:/~BUN/root/claude.exe:11:7251)\n    at CTE (B:/~BUN/root/claude.exe:4860:4342)","timestamp":"2026-01-27T02:27:00.423Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at BRH (B:/~BUN/root/claude.exe:1714:731)\n    at IP$ (B:/~BUN/root/claude.exe:1714:107)\n    at n2I (B:/~BUN/root/claude.exe:2200:123)\n    at pBI (B:/~BUN/root/claude.exe:1893:2280)\n    at HM (B:/~BUN/root/claude.exe:545:20764)\n    at bW (B:/~BUN/root/claude.exe:545:39157)\n    at wI (B:/~BUN/root/claude.exe:545:49780)\n    at Zj (B:/~BUN/root/claude.exe:545:86045)\n    at Ce (B:/~BUN/root/claude.exe:545:85019)\n    at Oc (B:/~BUN/root/claude.exe:545:84844)","timestamp":"2026-01-27T03:21:14.402Z"},{"error":"AbortError: The operation was aborted.\n    at unknown\n    at abortChildProcess (node:child_process:947:42)\n    at onAbortListener2 (node:child_process:35:24)\n    at abort (unknown)\n    at <anonymous> (B:/~BUN/root/claude.exe:5241:2153)","timestamp":"2026-01-27T03:27:51.598Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at BRH (B:/~BUN/root/claude.exe:1714:731)\n    at IP$ (B:/~BUN/root/claude.exe:1714:107)\n    at n2I (B:/~BUN/root/claude.exe:2200:123)\n    at pBI (B:/~BUN/root/claude.exe:1893:2280)\n    at HM (B:/~BUN/root/claude.exe:545:20764)\n    at bW (B:/~BUN/root/claude.exe:545:39157)\n    at wI (B:/~BUN/root/claude.exe:545:49780)\n    at Zj (B:/~BUN/root/claude.exe:545:86045)\n    at Ce (B:/~BUN/root/claude.exe:545:85019)\n    at Oc (B:/~BUN/root/claude.exe:545:84844)","timestamp":"2026-01-27T03:43:32.319Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at BRH (B:/~BUN/root/claude.exe:1714:731)\n    at IP$ (B:/~BUN/root/claude.exe:1714:107)\n    at n2I (B:/~BUN/root/claude.exe:2200:123)\n    at pBI (B:/~BUN/root/claude.exe:1893:2280)\n    at HM (B:/~BUN/root/claude.exe:545:20764)\n    at bW (B:/~BUN/root/claude.exe:545:39157)\n    at wI (B:/~BUN/root/claude.exe:545:49780)\n    at Zj (B:/~BUN/root/claude.exe:545:86045)\n    at Ce (B:/~BUN/root/claude.exe:545:85019)\n    at Oc (B:/~BUN/root/claude.exe:545:84844)","timestamp":"2026-01-27T03:43:38.349Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at BRH (B:/~BUN/root/claude.exe:1714:731)\n    at IP$ (B:/~BUN/root/claude.exe:1714:107)\n    at n2I (B:/~BUN/root/claude.exe:2200:123)\n    at pBI (B:/~BUN/root/claude.exe:1893:2280)\n    at HM (B:/~BUN/root/claude.exe:545:20764)\n    at bW (B:/~BUN/root/claude.exe:545:39157)\n    at wI (B:/~BUN/root/claude.exe:545:49780)\n    at Zj (B:/~BUN/root/claude.exe:545:86045)\n    at Ce (B:/~BUN/root/claude.exe:545:85019)\n    at Oc (B:/~BUN/root/claude.exe:545:84844)","timestamp":"2026-01-27T03:57:07.001Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at BRH (B:/~BUN/root/claude.exe:1714:731)\n    at IP$ (B:/~BUN/root/claude.exe:1714:107)\n    at n2I (B:/~BUN/root/claude.exe:2200:123)\n    at pBI (B:/~BUN/root/claude.exe:1893:2280)\n    at HM (B:/~BUN/root/claude.exe:545:20764)\n    at bW (B:/~BUN/root/claude.exe:545:39157)\n    at wI (B:/~BUN/root/claude.exe:545:49780)\n    at Zj (B:/~BUN/root/claude.exe:545:86045)\n    at Ce (B:/~BUN/root/claude.exe:545:85019)\n  …

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